CN109267672A - The structure and assembly method of special-shaped I-steel connection shear wall and coupling beam - Google Patents
The structure and assembly method of special-shaped I-steel connection shear wall and coupling beam Download PDFInfo
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- CN109267672A CN109267672A CN201811328970.9A CN201811328970A CN109267672A CN 109267672 A CN109267672 A CN 109267672A CN 201811328970 A CN201811328970 A CN 201811328970A CN 109267672 A CN109267672 A CN 109267672A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 171
- 239000010959 steel Substances 0.000 title claims abstract description 168
- 230000008878 coupling Effects 0.000 title claims abstract description 139
- 238000010168 coupling process Methods 0.000 title claims abstract description 139
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 139
- 238000000034 method Methods 0.000 title abstract description 26
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 159
- 230000002787 reinforcement Effects 0.000 claims description 42
- 210000003205 muscle Anatomy 0.000 claims description 36
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000010561 standard procedure Methods 0.000 claims description 10
- 239000004568 cement Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 1
- 230000032258 transport Effects 0.000 abstract description 4
- 238000005194 fractionation Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 11
- 230000003014 reinforcing effect Effects 0.000 description 9
- 238000010008 shearing Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000013475 authorization Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- 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
- E04B1/38—Connections for building structures in general
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4107—Longitudinal elements having an open profile, with the opening parallel to the concrete or masonry surface, i.e. anchoring rails
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B2001/4192—Connecting devices specially adapted for embedding in concrete or masonry attached to concrete reinforcing elements, e.g. rods or wires
Abstract
The present invention relates to prefabricated concrete structure field, the specially a kind of structure and assembly method of special-shaped I-steel connection shear wall and coupling beam.It when the link length of shear wall in prefabricated concrete structure is greater than 3m or engineering is distinctly claimed, is split at the both ends of coupling beam and shear wall link position, forms the structure being made of two panels dry wall and a prefabricated coupling beam and split assembled system；Built-in connection is respectively set in the side of dry wall and the two sides of prefabricated coupling beam, prefabricated coupling beam is located between two dry walls, and the built-in connection between prefabricated coupling beam and dry wall is corresponding, passes through special-shaped I-steel connection between the built-in connection being oppositely arranged；The present invention, with the shear wall of coupling beam, will split into the assembled connection method of dry wall, prefabricated coupling beam or two panels prefabricated band beam wall assembly connection structure and proposition, each component fractionation position is reasonable, makes and transports convenient for component in concrete frame shear structure.
Description
[technical field]
The present invention relates to prefabricated concrete structure field, specially a kind of special-shaped I-steel connection shear wall and coupling beam
Structure and assembly method.
[background technique]
Prefabricated concrete structure develops rapidly in China in recent years, and shear wall structure China application in tall buildings is most
The assembly method of one of structure type, research assembly concrete shear wall structure has important engineering significance, and is directed at present
The assembly method research of Shear-wall Connecting Beam Used is also less.Inventor is directed to the proposition of prefabricated concrete structure frame-shear structure coupling beam before
It splits structure and patent " the assembled connection structure of assembly concrete frame-shear structure Shear-wall Connecting Beam Used is shown in assembling scheme, authorization
The assembled connection structure and method of (Authorization Notice No. CN204225283U), assembly concrete frame-shear structure Shear-wall Connecting Beam Used
(publication number CN104481031A) " mainly utilizes the thought of reinforcing bar equivalent substitution, that is, uses single list in these inventions
The equivalent more multiple row reinforcing bars of column reinforcing bar, it is more demanding to grouting technique in construction, and when cross-section of coupling beam or larger arrangement of reinforcement, it should
Kind method is not applicable.Later, inventor proposes " a kind of U-shaped steel item-connector connection Shear-wall Connecting Beam Used structure and assembly side again
Method " and " the energy-dissipating and shock-absorbing connection structure and assembly method of assembly concrete coupling beam " disclose and have entered patent of invention reality
Matter inspection phase.The two patents of invention, in node connection, although using steel structure connection method, finally in junction
It is still using grout filling, there are a small amount of wet constructions, and the grouting material filled also functions to the effect of power transmission.Also, it is above-mentioned
Connection method is connect primarily directed to the coupling beam in frame-shear structure with shear wall.
For this purpose, the present invention proposes " structure and assembly method of special-shaped I-steel connection shear wall and coupling beam ", which exists
Construction site completely without wet construction, and is suitable for connection and the shear wall knot of frame-shear structure shear wall and coupling beam
The connection of structure shear wall and coupling beam, construction efficiency is higher, and quality of connection is easier to ensure that, it is wider to try out range.
[summary of the invention]
The purpose of the present invention is to provide the structures and assembly method of a kind of special-shaped I-steel connection shear wall and coupling beam, lead to
Cross the connection that shear wall and coupling beam are realized using the method for special-shaped I-steel and built-in fitting.
Technical solution of the present invention:
A kind of structure of abnormity I-steel connection shear wall and coupling beam, including two kinds of structures are as follows:
(1) when the link length of shear wall in prefabricated concrete structure is greater than 3m or engineering is distinctly claimed, even
The both ends of beam and shear wall link position are split, and are formed the structure being made of two panels dry wall and a prefabricated coupling beam and are split assembly
System；Built-in connection is respectively set in the side of dry wall and the two sides of prefabricated coupling beam, prefabricated coupling beam is located at two dry walls
Between, the built-in connection between prefabricated coupling beam and dry wall is corresponding, passes through abnormity between the built-in connection being oppositely arranged
I-steel connection；
(2) when the link length of assembly concrete shear wall, which is less than 3m or engineering, to be distinctly claimed, coupling beam across
Middle fractionation forms and respectively splits assembled system with the structure that half central sill is oppositely arranged by two panels prefabricated band Liang Qiang；It is prefabricated in two panels
Built-in connection is respectively set in central sill opposite side with Liang Qiang, passes through special-shaped I-steel between the built-in connection being oppositely arranged
Connection；
Wherein, special-shaped I-steel is made of vertical plate, transverse plate, convex ribs, and the transverse plate setting up and down of vertical plate is in I-shaped
Type structure, superposed transverse plate top both ends are wholely set parallel convex ribs, positioned at the transverse plate bottom both ends one of lower part
Parallel convex ribs are arranged in body, and the two sides of special-shaped I-steel are connect with built-in connection respectively, and special-shaped I-steel passes through upper and lower two
Convex ribs cooperate with two groove insertings up and down of built-in connection respectively, and the center of special-shaped I-steel opens up circular hole.
The structure of special-shaped I-steel the connection shear wall and coupling beam, built-in connection includes anchor bar, company with holes
Steel plate, L-type steel plate and connecting hole are connect, the quadrangle of junction steel plate with holes opens up connecting hole respectively, and anchor bar is about two flat
Row setting, U-shaped structure, each anchor bar both ends are each passed through connecting hole and junction steel plate with holes forms one, anchor bar
Bottom be close to the inside of junction steel plate with holes, weld about two and be arranged in parallel the inner surface of junction steel plate with holes is opposite
L-type steel plate, each L-type steel plate is respectively positioned on the inboard of an anchor bar, the L-type steel plate inside with junction steel plate with holes respectively
Surface forms groove, and upper and lower two grooves are opposite.
The structure of special-shaped I-steel the connection shear wall and coupling beam, dry wall includes framework of steel reinforcement, built-in connection
And concrete, built-in connection are plugged in a upper lateral part of framework of steel reinforcement by anchor bar, concreting is in framework of steel reinforcement
Inner side and outer side；Framework of steel reinforcement is that precast shear wall indulges muscle, precast shear wall horizontal bar, precast shear wall lacing wire and prefabricated shearing
Wall confined boundary member stirrup composition, two rows of precast shear walls are indulged muscle and are oppositely arranged in parallel, and every row's precast shear wall is indulged between muscle
It being connected by precast shear wall horizontal bar, the precast shear wall being oppositely arranged, which is indulged, to be connected between muscle by precast shear wall lacing wire,
Two rows of precast shear walls indulge outside between the edge of muscle and precast shear wall confined boundary member stirrup are arranged in parallel up and down.
The structure of special-shaped I-steel the connection shear wall and coupling beam, prefabricated coupling beam includes framework of steel reinforcement, pre-buried connection
Part and concrete, built-in connection pass through the two sides that anchor bar is plugged in framework of steel reinforcement respectively, and concreting is in reinforcing bar
Frame inner side and outer side；Framework of steel reinforcement is that prefabricated coupling beam indulges muscle and prefabricated coupling beam stirrup composition, the prefabricated coupling beam stirrup parallel of rectangle
Cloth, rectangle prefabricated coupling beam stirrup inside quadrangle are respectively set prefabricated coupling beam and indulge muscle.
The Standard method of special-shaped I-steel the connection shear wall and coupling beam, the assembly of prefabricated coupling beam and dry wall
Include the following steps:
(1) prefabricated coupling beam is hung between two panels dry wall, two prefabricated special-shaped I-steel is inserted into pre-buried company respectively
In the groove that the L-type steel plate and junction steel plate with holes of fitting are formed；
(2) corresponding benzene plate I is installed in special-shaped I-steel surrounding and benzene plate II, two benzene plates I is installed on special-shaped I-steel
Upper and lower surface, the upper and lower surface of benzene plate I and special-shaped I-steel uses profile-followed structure, and two benzene plates II are installed on special-shaped I-steel
Left and right surface, the left and right surface of benzene plate II and special-shaped I-steel uses profile-followed structure；
(3) benzene plate I and benzene plate II are closely covered into the both ends junction in dry wall and prefabricated coupling beam and then will be prefabricated
Good groove profile cover board I and the correspondence of groove profile cover board II are covered in the benzene plate put well, and bolt leads to from the bolt hole of groove profile cover board I
The circular hole for crossing special-shaped I-steel center, across the bolt hole of the groove profile cover board II of the other side, and tightens fixation with nut；
(4) after the completion of prefabricated coupling beam is connect with dry wall, glass cement is smeared around nut, guarantees that junction side is flat
It is whole.
The Standard method of special-shaped I-steel the connection shear wall and coupling beam, two panels prefabricated band Liang Qiang is respectively with half
The assembly of central sill includes the following steps:
(1) two panels prefabricated band Liang Qiang lifting is in place, and pre-buried company is inserted at the both ends of a prefabricated special-shaped I-steel respectively
In the groove that the L-type steel plate and junction steel plate with holes of fitting are formed；
(2) corresponding benzene plate I is installed in special-shaped I-steel surrounding and benzene plate II, two benzene plates I is installed on special-shaped I-steel
Upper and lower surface, the upper and lower surface of benzene plate I and special-shaped I-steel uses profile-followed structure, and two benzene plates II are installed on special-shaped I-steel
Left and right surface, the left and right surface of benzene plate II and special-shaped I-steel uses profile-followed structure；
(3) benzene plate I and benzene plate II are closely covered between prefabricated band beam wall junction and then by prefabricated groove profile
Cover board I and the correspondence of groove profile cover board II are covered in the benzene plate put well, and bolt passes through special-shaped work from the bolt hole of groove profile cover board I
The circular hole at word steel center across the bolt hole of the groove profile cover board II of the other side, and tightens fixation with nut；
(4) after the completion of two panels prefabricated band Liang Qiang connection, glass cement is smeared around nut, guarantees junction flat side down.
The Standard method of the described connection of special-shaped I-steel shear wall and coupling beam, in step (3), I He of groove profile cover board
The size of indent at the bolt hole that groove profile cover board II is arranged, indent is higher than nut height 2mm, and the side length of indent square-section is greater than
Head diameter 10mm.
The Standard method of special-shaped I-steel the connection shear wall and coupling beam, the manufacturing process of dry wall are as follows:
(1) binding precast shear wall indulges muscle and precast shear wall confined boundary member stirrup, forms the pact of dry wall end
Then beam edge member reinforcing bar binds other precast shear walls and indulges muscle and precast shear wall horizontal bar, finally binds prefabricated shearing
Wall lacing wire forms the framework of steel reinforcement of dry wall；
(2) anchor bar of connector is inserted into framework of steel reinforcement, and is overlapped in and closes on precast shear wall constrained edge
Component stirrup top, and welded with mutually overlap joint precast shear wall confined boundary member stirrup, it is then pre- in framework of steel reinforcement outer support
Shear wall formwork processed, the casting concrete in precast shear wall template conserve 28 days, remove precast shear wall template, are formed pre-
Wall processed.
The Standard method of special-shaped I-steel the connection shear wall and coupling beam, the manufacturing process of prefabricated coupling beam is such as
Under:
Prefabricated coupling beam is bound first and indulges muscle and prefabricated coupling beam stirrup, forms the framework of steel reinforcement of prefabricated coupling beam；It then will be pre-buried
The anchor bar of connector is inserted into framework of steel reinforcement, and anchor bar and prefabricated coupling beam are indulged muscle welding；Then in framework of steel reinforcement
The prefabricated coupling beam template of outer support, finally the casting concrete in prefabricated coupling beam template, conserves 28 days, removes prefabricated coupling beam template,
Form prefabricated coupling beam.
The invention has the advantages and beneficial effects that:
1. the present invention, with the shear wall of coupling beam, will split into dry wall, prefabricated coupling beam or two panels in concrete frame shear structure
The assembled connection method of prefabricated band beam wall assembly connection structure and proposition, it is reasonable that each component splits position, convenient for component production and
Transport.
2. the present invention can realize the transmitting of splicing prefabricated components moment of flexure and shearing well in mechanical property, guarantee to connect
What is connect is reliable, meets the design requirement of " strong ties " in structure design, while in the web holes of special-shaped I-steel, shaking greatly
When, junction is easier to enter plasticity, can better meet energy consumption requirement of the coupling beam as the first line of defence.
3. in structure, the present invention be suitable for any sectional dimension and arrangement of reinforcement coupling beam, be suitable for shear wall structure and
The connection of frame-shear structure coupling beam and shear wall, the scope of application are wider.
4. the present invention reduces dress in assembly convenient for component production, transport and lifting installation to greatest extent in construction
Easy to operate with space requirement, joint efficiency is high.
5. connecting live wet-less operation between prefabricated components of the present invention, assembly rate is high, improves assembling degree, realizes that energy conservation subtracts
Row, raises labour productivity, and improves construction quality, shortens the construction period.
Detailed description of the invention
Fig. 1 is built-in fitting anchor bar three-dimensional figure.
Fig. 2 is built-in fitting troughing plate three-dimensional figure with holes.
Fig. 3 is the three-dimensional figure of built-in fitting.
Fig. 4 is the three-dimensional figure of precast shear wall arrangement of reinforcement.
Fig. 5 is that connector connect the three-dimensional figure completed with Fig. 4.
Fig. 6 is the three-dimensional figure that the shear wall (abbreviation dry wall) of prefabricated band connector completes.
Fig. 7 is the arrangement of reinforcement three-dimensional figure of prefabricated coupling beam.
Fig. 8 is that built-in connection connect the three-dimensional figure completed with Fig. 7.
Fig. 9 is the three-dimensional figure that the coupling beam (referred to as prefabricated coupling beam) of prefabricated band connector completes.
Figure 10 is the three-dimensional figure of the I-shaped connector of abnormity.
Figure 11 is dry wall and the process three-dimensional figure that prefabricated coupling beam is assembled by Figure 10.
Figure 12 is prefabricated coupling beam and the three-dimensional figure that dry wall is completed.
Figure 13 is the three-dimensional figure of benzene plate.Wherein, (a) is benzene plate I, (b) is benzene plate II.
Figure 14 is the three-dimensional figure with hole-and-slot cover board.
Figure 15 is the three-dimensional figure that benzene plate and cover board are fixed on to beam-ends.
Figure 16 is the three-dimensional figure that prefabricated coupling beam and dry wall assemble completion by special-shaped I-steel.
Figure 17 is the three-dimensional figure that the shear wall (abbreviation prefabricated band Liang Qiang) of prefabricated band half coupling beam completes.
Figure 18 is the three-dimensional figure that two panels prefabricated band Liang Qiang is completed.
Figure 19 is the three-dimensional figure that prefabricated band Liang Qiang assembles completion by special-shaped work steel.
Figure 20 is that prefabricated band Liang Qiang assembles completion by special-shaped work steel and smears the three-dimensional figure of glass cement.
In figure, 1, anchor bar；2, junction steel plate with holes；3, L-type steel plate；4, connecting hole；5, built-in connection；6, prefabricated
Shear wall indulges muscle；7, precast shear wall horizontal bar；8, precast shear wall lacing wire；9, precast shear wall confined boundary member stirrup；
10, the shear wall (abbreviation dry wall) of prefabricated band connector；11, prefabricated coupling beam indulges muscle；12, prefabricated coupling beam stirrup；13, prefabricated band
The coupling beam (referred to as prefabricated coupling beam) of connector；14, special-shaped I-steel；15, benzene plate I；16, benzene plate II；17, groove profile cover board I；18,
Bolt；19, glass cement；20, prefabricated band Liang Qiang；21, groove profile cover board II；22, vertical plate；23, transverse plate；24, convex ribs；25 bolts
Hole.
Specific embodiment
As shown in fig. 1 to figure 20, the I-shaped steel bar of assembly concrete abnormity of the present invention-connector connects Shear-wall Connecting Beam Used
Structure and assembly method, including two kinds of embodiments, specific as follows:
(1) shown in Fig. 1-Figure 16, when the link length of shear wall in prefabricated concrete structure be greater than 3m or engineering have it is bright
It when really requiring, is split at the both ends of coupling beam and shear wall link position, forms the shear wall (abbreviation by two panels prefabricated band connector
Dry wall) 10 and the structure that constitutes of coupling beam (referred to as prefabricated coupling beam) 13 of a prefabricated band connector split assembled system.
(1) as shown in Fig. 1-Fig. 3, Figure 11, in order to realize the connection of dry wall 10 and prefabricated coupling beam 13, in 10 He of dry wall
Built-in connection 5 is set in prefabricated coupling beam 13.
Built-in connection 5 includes anchor bar 1, junction steel plate with holes 2, L-type steel plate 3 and connecting hole 4, junction steel plate with holes
2 quadrangle opens up connecting hole 4 respectively, anchor bar 1 be about two be arranged in parallel, U-shaped structure, each 1 both ends of anchor bar
It is each passed through connecting hole 4 and junction steel plate 2 with holes forms one, the interior of junction steel plate 2 with holes is close in the bottom of anchor bar 1
Side, in inner surface about the two L-type steel plates 3 disposed in parallel of opposite welding of junction steel plate 2 with holes, each L-type steel plate 3 is
Positioned at the inboard of an anchor bar 1, L-type steel plate 3 respectively with the inner surface of junction steel plate 2 with holes formed groove, upper and lower two
A groove is opposite, forms an integral built-in part in this way.The length of anchor bar 1 is transmitted moment of flexure according to prefabricated coupling beam 13 and is caused just
The size of stress, which calculates, to be determined.The thickness of junction steel plate 2 with holes, length and width are drawn also according to prefabricated coupling beam 13 transmitting moment of flexure
The size for playing direct stress, which calculates, to be determined, while the width of junction steel plate with holes 2 need to be smaller than the width of prefabricated coupling beam 13, the ruler being less than
The very little groove profile cover board I 17 with holes more than or equal to Figure 14, II 21 thickness of groove profile cover board.
(2) as shown in Figure 4-Figure 6, dry wall 10 mainly includes framework of steel reinforcement, built-in connection 5 and concrete, pre-buried company
Fitting 5 is plugged in a upper lateral part of framework of steel reinforcement by anchor bar 1, and concreting is in framework of steel reinforcement inner side and outer side；Steel
Tendons skeleton is that precast shear wall indulges muscle 6, precast shear wall horizontal bar 7, precast shear wall lacing wire 8 and precast shear wall constrained edge
Component stirrup 9 forms, and two rows of precast shear walls are indulged muscle 6 and are oppositely arranged in parallel, and every row's precast shear wall is indulged between muscle 6 by prefabricated
Shear wall horizontal bar 7 connects, and the precast shear wall being oppositely arranged is indulged and connected between muscle 6 by precast shear wall lacing wire 8, two rows of pre-
Shear wall processed indulges outside between the edge of muscle 6 and precast shear wall confined boundary member stirrup 9 is arranged in parallel up and down.
The manufacturing process of dry wall 10 is as follows:
As shown in figure 4, binding precast shear wall first indulges muscle 6 and precast shear wall confined boundary member stirrup 9, formed pre-
Then the confined boundary member reinforcing bar of 10 end of wall processed binds other precast shear walls and indulges muscle 6 and precast shear wall horizontal bar 7,
Precast shear wall lacing wire 8 is finally bound, the framework of steel reinforcement of dry wall 10 is formed.
As shown in figure 5, the anchor bar 1 of connector 5 is inserted into framework of steel reinforcement, and it is overlapped in and closes on precast shear wall
9 top of confined boundary member stirrup, and welded with mutually overlap joint precast shear wall confined boundary member stirrup 9, then in reinforcing bar
Frame outer support precast shear wall template, the casting concrete in precast shear wall template conserve 28 days, remove precast shear wall mould
Plate forms dry wall 10, sees Fig. 6.
(3) as shown in figs. 7 to 9, prefabricated coupling beam 13 includes framework of steel reinforcement, built-in connection 5 and concrete, pre-buried connection
Part 5 is plugged in the two sides of framework of steel reinforcement by anchor bar 1 respectively, and concreting is in framework of steel reinforcement inner side and outer side；Reinforcing bar
Skeleton is that prefabricated coupling beam indulges muscle 11 and prefabricated coupling beam stirrup 12 forms, prefabricated 12 parallel arrangement of coupling beam stirrup of rectangle, and rectangle is prefabricated
12 inside quadrangle of coupling beam stirrup is respectively set prefabricated coupling beam and indulges muscle 11.
The manufacturing process of prefabricated coupling beam 13 is as follows:
As shown in fig. 7, binding prefabricated coupling beam first indulges muscle 11 and prefabricated coupling beam stirrup 12, the reinforcing bar of prefabricated coupling beam is formed
Frame；As shown in figure 8, then the anchor bar 1 of built-in connection 5 is inserted into framework of steel reinforcement, by anchor bar 1 and prefabricated company
Beam is indulged muscle 11 and is welded；As shown in figure 9, then in the prefabricated coupling beam template of framework of steel reinforcement outer support, finally in prefabricated coupling beam template
Casting concrete conserves 28 days, removes prefabricated coupling beam template, form prefabricated coupling beam 13.
(4) dry wall 10 and prefabricated coupling beam 13 are connected using special-shaped I-steel 14.
As shown in Figure 10, special-shaped I-steel 14 is made of vertical plate 22, transverse plate 23, convex ribs 24, above and below vertical plate 22
It is in I-shaped structure that transverse plate 23, which is arranged, and superposed 23 top both ends of transverse plate are wholely set parallel convex ribs 24, are located at
The transverse plate bottom both ends of lower part are wholely set parallel convex ribs, and the two sides of special-shaped I-steel 14 connect with built-in connection 5 respectively
It connects, special-shaped I-steel 14 is cooperated with two groove insertings up and down of built-in connection 5 respectively by upper and lower two convex ribs, special-shaped work
The center of word steel 14 opens up circular hole.
(5) as shown in Figure 11-Figure 16, the assembling process of dry wall 10 and prefabricated coupling beam 13 is as follows:
As shown in figure 11, prefabricated coupling beam 13 is hung between two panels dry wall 10, by two prefabricated special-shaped I-steel 14
In the groove that the L-type steel plate 3 and junction steel plate 2 with holes for being inserted into built-in connection 5 respectively are formed, connection group is formed after connection locking
Structure is shown in Figure 12 after conjunction.
As shown in figure 15, corresponding benzene plate I 15 and benzene plate II 16 (see Figure 13) be installed in special-shaped 14 surrounding of I-steel, two
Benzene plate I 15 is installed on the upper and lower surface of special-shaped I-steel 14, and benzene plate I 15 and the upper and lower surface of special-shaped I-steel 14 are tied using profile-followed
Structure, two benzene plates II 16 are installed on the left and right surface of special-shaped I-steel 14, the left and right surface of benzene plate II 16 and special-shaped I-steel 14
Using profile-followed structure.
It as shown in figure 14, include the groove profile cover board I 17 and groove profile cover board II 21 being oppositely arranged, groove profile lid with hole-and-slot cover board
The center of plate I 17 and groove profile cover board II 21 opens up bolt hole 25 respectively.
Benzene plate (benzene plate I 15 and benzene plate II 16) is closely covered the both ends junction of dry wall 10 and prefabricated coupling beam 13 it
Afterwards, then by prefabricated groove profile cover board I 17 and groove profile cover board II 21 (see Figure 14) correspondence it covers in the benzene plate put well, bolt
Groove profile of 18 (see the Figure 15) from the bolt hole 25 of groove profile cover board I 17, by the circular hole at special-shaped 14 center of I-steel, across the other side
The bolt hole 25 of cover board II 21, and fixation is tightened with nut.Wherein, the bolt that groove profile cover board I 17 and groove profile cover board II 21 are arranged
Indent at hole, the size of indent are higher than nut height 2mm, and the side length of indent square-section is greater than head diameter 10mm, to meet
The requirement of bolt installation.
As shown in Figure 16-Figure 17, after the completion of prefabricated coupling beam 13 is connect with dry wall 10, glass cement is smeared around nut
19, guarantee junction flat side down.
The force-transmission mechanism of this kind of assembly method is moment of flexure and shearing between prefabricated coupling beam 13 and dry wall 10, by pre-
Connector 5 and the effectively transmitting of special-shaped I-steel 14 are buried, and the benzene plate of connecting portion and cover board only play maintenance, not power transmission.?
When big shake, because of special-shaped 14 web holes of I-steel, it is easier to enter plasticity, can preferably better meet coupling beam as first
The energy consumption requirement in road defence line.
(2) as shown in Figure 18-Figure 20, have clearly when the link length of assembly concrete shear wall is less than 3m or engineering
It is required that when, it is split in the span centre of coupling beam, is formed and respectively split with the structure that half central sill is oppositely arranged by two panels prefabricated band beam wall 20
Assembled system.
Company of the connection structure of built-in connection 5 and 20 central sill of prefabricated band beam wall with built-in connection 5 and prefabricated coupling beam 13
The same cast-in-place structural of production method of binding structure, prefabricated band beam wall central sill and wall.
When assembling, first two panels prefabricated band beam wall 20 is lifted in place, special-shaped i shaped steel 14 is then mounted on the two
Between, installation method is identical with (one).This kind splits erection method, and force-transmission mechanism is identical as above-mentioned (one) mode.
Result of implementation shows that the present invention with the shear wall of coupling beam, will split into dry wall, prefabricated in concrete frame shear structure
The assembled connection method of coupling beam or two panels prefabricated band beam wall assembly connection structure and proposition:, can be real well in mechanical property
The transmitting for now splicing prefabricated components moment of flexure and shearing, guarantees the reliable of connection, and the design for meeting " strong ties " in structure design is wanted
It asks, while in big shake, junction is easier to enter plasticity, and the energy consumption that can better meet coupling beam as the first line of defence is wanted
It asks；In structure, suitable for the coupling beam of any sectional dimension and arrangement of reinforcement, be suitable for shear wall structure and frame-shear structure coupling beam and
The connection of shear wall, the scope of application are wider；Convenient for component production, transport and lifting installation in construction, when assembly to greatest extent
Reduction assembly space demand, easy to operate, joint efficiency is high；Wet-less operation is connected between prefabricated components, assembly rate is high, improves dress
It with degree is changed, realizes energy-saving and emission-reduction, raises labour productivity, improve construction quality, shorten the construction period.
Claims (9)
1. a kind of structure of abnormity I-steel connection shear wall and coupling beam, which is characterized in that as follows including two kinds of structures:
(1) when the link length of shear wall in prefabricated concrete structure is greater than 3m or engineering is distinctly claimed, in coupling beam
Both ends and shear wall link position are split, and are formed the structure being made of two panels dry wall and a prefabricated coupling beam and are split assembled body
System；Be respectively set built-in connection in the side of dry wall and the two sides of prefabricated coupling beam, prefabricated coupling beam be located at two dry walls it
Between, the built-in connection between prefabricated coupling beam and dry wall is corresponding, passes through special-shaped work between the built-in connection being oppositely arranged
The connection of word steel；
(2) it when the link length of assembly concrete shear wall is less than 3m or engineering is distinctly claimed, is torn open in the span centre of coupling beam
Point, it is formed and assembled system is respectively split with the structure that half central sill is oppositely arranged by two panels prefabricated band Liang Qiang；In two panels prefabricated band beam
Built-in connection is respectively set in the central sill opposite side of wall, is connected between the built-in connection being oppositely arranged by special-shaped I-steel
It connects；
Wherein, special-shaped I-steel is made of vertical plate, transverse plate, convex ribs, and the transverse plate setting up and down of vertical plate is in I-shaped knot
Structure, superposed transverse plate top both ends are wholely set parallel convex ribs, and the transverse plate bottom both ends positioned at lower part are integrally set
The two sides of the convex ribs of horizontalization row, special-shaped I-steel are connect with built-in connection respectively, and special-shaped I-steel passes through upper and lower two convex ribs
Cooperate respectively with two groove insertings up and down of built-in connection, the center of special-shaped I-steel opens up circular hole.
2. the structure of abnormity I-steel connection shear wall and coupling beam described in accordance with the claim 1, which is characterized in that pre-buried connection
Part includes anchor bar, junction steel plate with holes, L-type steel plate and connecting hole, and the quadrangle of junction steel plate with holes opens up connecting hole respectively,
Anchor bar be about two be arranged in parallel, U-shaped structure, each anchor bar both ends are each passed through connecting hole and connection steel with holes
Plate forms one, and the inside of junction steel plate with holes is close in the bottom of anchor bar, opposite in the inner surface of junction steel plate with holes
About two L-type steel plates disposed in parallel are welded, each L-type steel plate is respectively positioned on the inboard of an anchor bar, L-type steel plate difference
Groove is formed with the inner surface of junction steel plate with holes, upper and lower two grooves are opposite.
3. the structure of abnormity I-steel connection shear wall and coupling beam described in accordance with the claim 1, which is characterized in that dry wall packet
Framework of steel reinforcement, built-in connection and concrete are included, built-in connection is plugged in a upper lateral part of framework of steel reinforcement by anchor bar,
Concreting is in framework of steel reinforcement inner side and outer side；Framework of steel reinforcement is that precast shear wall indulges muscle, precast shear wall horizontal bar, prefabricated
Wall lacing wire and precast shear wall confined boundary member stirrup composition are sheared, two rows of precast shear walls are indulged muscle and are oppositely arranged in parallel, often
Row's precast shear wall, which is indulged, to be connected between muscle by precast shear wall horizontal bar, and the precast shear wall being oppositely arranged is indulged to be passed through between muscle
Precast shear wall lacing wire connection, two rows of precast shear walls indulge outside between the edge of muscle and precast shear wall constraint are arranged in parallel up and down
Edge member stirrup.
4. the structure of abnormity I-steel connection shear wall and coupling beam described in accordance with the claim 1, which is characterized in that prefabricated coupling beam
Including framework of steel reinforcement, built-in connection and concrete, built-in connection passes through two that anchor bar is plugged in framework of steel reinforcement respectively
Side, concreting is in framework of steel reinforcement inner side and outer side；Framework of steel reinforcement is that prefabricated coupling beam indulges muscle and prefabricated coupling beam stirrup composition, square
The prefabricated coupling beam stirrup parallel arrangement of shape, rectangle prefabricated coupling beam stirrup inside quadrangle are respectively set prefabricated coupling beam and indulge muscle.
5. a kind of Standard method of special-shaped I-steel connection shear wall and coupling beam described in claim 1, which is characterized in that
The assembly of prefabricated coupling beam and dry wall includes the following steps:
(1) prefabricated coupling beam is hung between two panels dry wall, two prefabricated special-shaped I-steel is inserted into built-in connection respectively
L-type steel plate and junction steel plate with holes formed groove in；
(2) corresponding benzene plate I is installed in special-shaped I-steel surrounding and benzene plate II, two benzene plates I is installed on the upper of special-shaped I-steel
The upper and lower surface of lower surface, benzene plate I and special-shaped I-steel uses profile-followed structure, and two benzene plates II are installed on a left side for special-shaped I-steel
The left and right surface of right surface, benzene plate II and special-shaped I-steel uses profile-followed structure；
(3) benzene plate I and benzene plate II are closely covered into the both ends junction in dry wall and prefabricated coupling beam and then will be prefabricated
Groove profile cover board I and the correspondence of groove profile cover board II are covered in the benzene plate put well, and bolt is from the bolt hole of groove profile cover board I, by different
The circular hole at shape I-steel center across the bolt hole of the groove profile cover board II of the other side, and tightens fixation with nut；
(4) after the completion of prefabricated coupling beam is connect with dry wall, glass cement is smeared around nut, guarantees junction flat side down.
6. a kind of Standard method of special-shaped I-steel connection shear wall and coupling beam described in claim 1, which is characterized in that
Assembly of the two panels prefabricated band Liang Qiang respectively with half central sill includes the following steps:
(1) two panels prefabricated band Liang Qiang lifting is in place, and built-in connection is inserted at the both ends of a prefabricated special-shaped I-steel respectively
L-type steel plate and junction steel plate with holes formed groove in；
(2) corresponding benzene plate I is installed in special-shaped I-steel surrounding and benzene plate II, two benzene plates I is installed on the upper of special-shaped I-steel
The upper and lower surface of lower surface, benzene plate I and special-shaped I-steel uses profile-followed structure, and two benzene plates II are installed on a left side for special-shaped I-steel
The left and right surface of right surface, benzene plate II and special-shaped I-steel uses profile-followed structure；
(3) benzene plate I and benzene plate II are closely covered between prefabricated band beam wall junction and then by prefabricated groove profile cover board
I and groove profile cover board II correspondence cover in the benzene plate put well, bolt passes through special-shaped I-steel from the bolt hole of groove profile cover board I
The circular hole at center across the bolt hole of the groove profile cover board II of the other side, and tightens fixation with nut；
(4) after the completion of two panels prefabricated band Liang Qiang connection, glass cement is smeared around nut, guarantees junction flat side down.
7. according to the Standard method of special-shaped I-steel connection shear wall and coupling beam described in claim 5 or 6, feature exists
In in step (3), the size of indent at the bolt hole that groove profile cover board I and groove profile cover board II are arranged, indent is higher than nut height
The side length of 2mm, indent square-section are greater than head diameter 10mm.
8. according to the Standard method of special-shaped I-steel connection shear wall and coupling beam described in claim 5 or 6, feature exists
In the manufacturing process of dry wall is as follows:
(1) binding precast shear wall indulges muscle and precast shear wall confined boundary member stirrup, forms the binding side of dry wall end
Edge member reinforcing steel bar, then binds other precast shear walls and indulges muscle and precast shear wall horizontal bar, finally binds precast shear wall and draws
Muscle forms the framework of steel reinforcement of dry wall；
(2) anchor bar of connector is inserted into framework of steel reinforcement, and is overlapped in and closes on precast shear wall confined boundary member
Stirrup top, and with mutually overlap joint precast shear wall confined boundary member stirrup welding, then cut framework of steel reinforcement outer support is prefabricated
Power wall form, the casting concrete in precast shear wall template conserve 28 days, remove precast shear wall template, form dry wall.
9. the Standard method of special-shaped I-steel connection shear wall and coupling beam according to claim 5, which is characterized in that
The manufacturing process of prefabricated coupling beam is as follows:
Prefabricated coupling beam is bound first and indulges muscle and prefabricated coupling beam stirrup, forms the framework of steel reinforcement of prefabricated coupling beam；Then by pre-buried connection
The anchor bar of part is inserted into framework of steel reinforcement, and anchor bar and prefabricated coupling beam are indulged muscle welding；Then it is propped up outside framework of steel reinforcement
Prefabricated coupling beam template is supportted, finally the casting concrete in prefabricated coupling beam template, conserve 28 days, remove prefabricated coupling beam template, formed
Prefabricated coupling beam.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273480A (en) * | 2019-07-03 | 2019-09-24 | 郑州大学 | A kind of attachment device of novel concrete frame and precast concrete wall panel |
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| CN207714514U (en) * | 2017-11-13 | 2018-08-10 | 中国地震局工程力学研究所 | The connection structure of assembly concrete shear wall and coupling beam |
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| JP2011064047A (en) * | 2009-09-15 | 2011-03-31 | Masahiko Shimizu | Construction of mat foundation by connecting precast concrete foundation beam member and precast concrete foundation beam joining member to construct rising part of foundation, and integrating bottom slab with joint part by cast-in-place concrete |
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| CN207714514U (en) * | 2017-11-13 | 2018-08-10 | 中国地震局工程力学研究所 | The connection structure of assembly concrete shear wall and coupling beam |
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