CN106121051A - A kind of interlayer connection node - Google Patents
A kind of interlayer connection node Download PDFInfo
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- CN106121051A CN106121051A CN201610720965.7A CN201610720965A CN106121051A CN 106121051 A CN106121051 A CN 106121051A CN 201610720965 A CN201610720965 A CN 201610720965A CN 106121051 A CN106121051 A CN 106121051A
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- wall body
- longitudinal bore
- upper wall
- lower wall
- concrete
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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
- E04B1/38—Connections for building structures in general
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention provides a kind of shear wall interlayer connection node, belongs to building structure technology field；Upper wall body and lower wall body are linked to be entirety by this node；Pre-buried connection reinforcing bar bottom described upper wall body；Floor is had between upper wall body and lower wall body；Described floor uses precoated plate or superimposed sheet；Described superimposed sheet includes precoated plate and last layer；Described lower wall body has longitudinal bore, and longitudinal bore has and stretches out lower wall body top and floor end face at same absolute altitude or higher than the projection of floor end face absolute altitude；Precoated plate is held on lower wall body top, and casting concrete in the space that lower wall body and precoated plate are formed, without concrete in longitudinal bore；After concrete reaches predetermined strength, installing upper wall body, the connection reinforcing bar of upper wall body inserts in longitudinal bore, pours grouting material or concrete between upper wall body and floor, in reserving hole, and upper wall body and lower wall body are linked to be entirety.The present invention can improve the globality of assembled monolithic concrete structure.
Description
Technical field
The invention belongs to building structure technology field, particularly relate to a kind of for fabricated assembly overall xoncrete structure
Interlayer connection node.
Background technology
Precast concrete is to be suitable for industrialized version, is the direction of housing industrialization development.Concrete
In soil structure, the connecting structure between prefabricated components determines integrality performance of the structure.Existing precast concrete node is particularly
Node between wall body structure upper strata, lower floor's body of wall is usually the weak link of structure, affects stress performance；Between existing prefabricated components
Connection be usually at lower member reserved steel bar, be inserted in upper component, such as reinforced bar sleeve grouting connect, slurry anchor connection
Etc. technology by lower wall body Bar Anchorage in upper wall body, grouting need pressure, grouting quality be difficult to ensure, construct the most multiple
Miscellaneous.
In precast concrete, the horizontal joint between prefabricated components is typically at every Rotating fields floor end face position, such as, cut
In power wall construction, the vertical distributing reinforcement of levels body of wall typically connects with upper bit at floor, and research shows, works as wall crazing
Time, it is unfavorable to connect component；Particularly building lower layers floor is stress relatively large part with upper bit, coagulation under load action
Soil is prone to destroy, and is less useful for the connection of reinforcing bar.
Summary of the invention
The present invention provides the interlayer connection node of the good precast concrete of a kind of easy construction, stress performance.This
The interlayer connection node that invention proposes can ensure precast concrete wall connection integrity, easy construction, improves assembled integral
The performance of xoncrete structure.
The present invention proposes interlayer connection node and upper wall body and lower wall body is linked to be entirety, upper wall body and lower wall body
Between to have floor, described body of wall be prefabricated reinforced concrete body of wall；Described upper wall body pre-buried connection reinforcing bar, exposed portion, bottom
For L-shaped or U-shaped or linear；Described floor uses precoated plate or superimposed sheet, is supported in lower wall body top；Described superimposed sheet bag
Include precoated plate and last layer；Projection is arranged at described lower wall body top, and described projection has longitudinal bore, and described longitudinal bore is deep
Degree is less than height of projection, or is not less than height of projection；Described longitudinal bore is the most through hole or through hole；Described projection
End face and floor end face at same absolute altitude or higher than floor end face absolute altitude, such as, exceed floor end face 20mm；By described precoated plate
It is held on lower wall body top, casting concrete in the space that lower wall body and precoated plate are formed, now ensure longitudinal bore
Interior without concrete, longitudinal hole hole can be sealed temporarily；After concrete reaches predetermined strength, upper wall body, top wall are installed
The connection reinforcing bar of body inserts in longitudinal bore, pours grouting material or concrete between upper wall body and floor, in longitudinal bore, will
Upper wall body and lower wall body are linked to be entirety.In another kind of technical scheme, water in the space that lower wall body and precoated plate are formed
Build concrete and after concrete reaches predetermined strength, in longitudinal bore, pour into grouting material, upper wall body, upper wall body are installed
Connection reinforcing bar insert in longitudinal bore, upper wall body and lower wall body are linked to be entirety.Have between described upper wall body and floor
Certain interval, facilitates seat to starch, and conveniently pours grouting material or concrete in longitudinal bore, or facilitates setting to stretch into longitudinal bore
Interior grout pipe etc..
In the interlayer connection node that the present invention proposes, position corresponding with longitudinal bore bottom described upper wall body is provided with
Can stretch into the projection in longitudinal bore, the cross section of described projection is less than longitudinal bore cross section；So when pouring in longitudinal bore
Grouting material, when installing upper wall body, grouting material can be extruded, it is ensured that the density of grouting material in longitudinal bore.The company of upper wall body
Connect reinforcing bar and insert in longitudinal bore, upper wall body and lower wall body are linked to be entirety.The degree of depth that projection stretches in longitudinal bore can
For 10mm or more deeper.
In the interlayer connection node that the present invention proposes, described longitudinal bore top metal forming or other materials (such as exist
Fill in the soft-body of woven bag etc in hole) closing, it is to avoid concrete enters in longitudinal bore；Upper wall body is being installed
Before, remove the closures such as metal forming.
In the interlayer connection node that the present invention proposes, arranging reinforcing bar in described longitudinal bore, described Bar Anchorage is in longitudinal direction
In hole lower concrete, or it is anchored in longitudinal bore sidewall concrete.Bar Anchorage bottom longitudinal bore or sidewall,
Rear pouring concrete and precast concrete connection integrity in significantly improving hole；Reinforcing bar in rear pouring concrete can be taken with this reinforcing bar
Connecing or be mechanically connected or weld together, power transmission is directly, reliably；Avoid watering coagulation after Bar Anchorage is in hole in prior art
In soil, then pouring concrete and the situation of the indirect power transmission of precast concrete binding ability after dependence.
In the interlayer connection node that the present invention proposes, interval, described precoated plate end arranges groove.Described precoated plate end
Groove is corresponding with the raised position at lower wall body top；Or described precoated plate end recesses is arranged at lower wall body top
Between projection.It is spaced in precoated plate end or side and groove is set, it is simple to casting concrete at shear wall interlayer connection node,
Pouring concrete density after guarantee；It is conveniently adjusted, arranges top shear wall, the reinforcing bar of bottom shear wall.
In the interlayer connection node that the present invention proposes, described lower wall body has the injected hole of connection longitudinal bore, is used for
In perfusion grouting material waits until longitudinal bore.
The present invention propose interlayer connection node in, described projection have extension obliquely, described extension be channel-shaped or
Tubulose, outside is concordant with upper wall body side, and top is higher than convex top, closely knit to ensure grouting.
In the interlayer connection node that the present invention proposes, reinforcing bar is stretched out at described lower wall body top；In lower wall body and prefabricated
In the space that plate is formed after casting concrete, this reinforcing bar can improve after the globality of pouring concrete and lower wall body.
The technical characterstic of the present invention and advantage.
(1) interlayer connection node of the present invention solves bar connecting problem between levels component.The technology of the present invention be by
The reinforcing bar of upper wall body anchors in lower wall body, under the technology such as existing reinforced bar sleeve grouting connection, slurry anchor connection that are different from are incited somebody to action
Portion's wall steel bar is anchored in upper wall body.In prior art, grouting is upwards to pour into from furnace hole lower part, needs pressure, matter of being in the milk
Amount is difficult to ensure；And in lower member reinforcing bar to be ensured inserts the preformed hole of upper component during component installation, trouble is installed.This
Invention reserves longitudinal bore in lower wall body, facilitates upper wall body reinforcing bar to insert, and lifting is convenient；By arranging at longitudinal bore
Exceed the projection at lower wall body top, concrete when can avoid casting concrete in the space that lower wall body and precoated plate are formed
Enter longitudinal bore；When the concrete poured reaches after floor and lower wall body be linked to be entirety by predetermined strength, then lift top
Body of wall, the work such as now upper wall body installation has had firm platform, convenient construction；Upper wall body reinforcing bar is inserted longitudinal bore
In, between longitudinal bore and upper wall body, lower wall body, pour grouting material or concrete, be higher than longitudinal bore owing to pouring face,
Therefore it is easy to ensure the density of grouting, it is ensured that construction quality.
(2), in the interlayer connection node of the present invention, on precoated plate, interval arranges groove, it is simple to pour coagulation at seam crossing
Soil, it is ensured that rear pouring concrete density；It is conveniently adjusted upper wall body, lower wall body etc..
(3), in the interlayer connection node of the present invention, position corresponding with longitudinal bore bottom described upper wall body is provided with
The projection in longitudinal bore, the protruding longitudinal bore that inserts, the grouting material etc. in applying pressure extrusion longitudinal bore can be stretched into, it is ensured that
The density of grouting material, avoid combining between the connection reinforcing bar of upper wall body and grouting material not closely (if simple by reinforcing bar. simultaneously
Insert in grouting material, can be in conjunction with the tightst between reinforcing bar and grouting material).In projection stretches into floor simultaneously, it is remarkably improved body of wall layer
Between resistant slide ability.
(4) in the interlayer connection node of the present invention, anchoring in lower wall body by the reinforcing bar of upper wall body, anchoring section is at floor
Region and the following wall body area of floor can ensure that the anchoring property of reinforcing bar: in prior art, and Bar Anchorage section is typically often
In the above body of wall of floor plate top surface, under this position load action, stress is relatively big, and under load action, distress in concrete is carried out relatively
Many, even can conquassation, be unfavorable for Bar Anchorage；And anchor bar typically uses (the such as reinforced bar sleeve grouting companies such as grouting material
Connect, the technology such as slurry anchor connection), grouting material and precast concrete composition surface are weak links, and under load action, precast concrete is easy
In peeling, affect performance.The present invention can avoid this deleterious situation.And the Bar Anchorage section of middle and upper part of the present invention component
Partial-length, in floor, adds the reliability of anchoring；Can be by arranging dark beam, further at floor with wall connecting
The connection of stiffener, thus ensure the reliability that interlayer node connects.
The technology of the present invention can also be used for the connection between levels pillar.I.e. lower floor's capital has longitudinal bore, upper strata pillar
Reinforcing bar inserts in longitudinal bore, and anchoring realizes steel bar continuous.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment schematic cross-section of the present invention.
Fig. 1-1 is a kind of embodiment schematic cross-section of the present invention.
Fig. 2 is the another kind of embodiment schematic cross-section of the present invention.
Fig. 3 is the another kind of embodiment schematic cross-section of the present invention.
Fig. 4 is the another kind of embodiment schematic cross-section of the present invention.
Fig. 5 is the another kind of embodiment schematic cross-section of the present invention.
Fig. 6 is a kind of embodiment schematic diagram of middle and upper part of the present invention body of wall.
Fig. 7 is the another kind of embodiment schematic diagram of middle and upper part of the present invention body of wall.
Fig. 8 is the another kind of embodiment schematic diagram of middle and upper part of the present invention body of wall.
Fig. 9 is the another kind of embodiment schematic diagram of middle and upper part of the present invention body of wall.
Figure 10 is the another kind of embodiment schematic diagram of middle and upper part of the present invention body of wall.
Figure 11 is a kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 12 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 13 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 14 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 15 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 16 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 17 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 18 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 19 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 20 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 21 is the another kind of embodiment schematic diagram of middle and lower part of the present invention body of wall.
Figure 22 is a kind of embodiment schematic diagram of precoated plate in the present invention.
Figure 23 is the another kind of embodiment schematic diagram of precoated plate in the present invention.
Figure 24 is the another kind of embodiment schematic diagram of precoated plate in the present invention.
Figure 25 is the another kind of embodiment schematic diagram of precoated plate in the present invention.
Labelling implication in accompanying drawing is: the longitudinal bore 5 of 1 upper wall body 2 lower wall body 3 precoated plate 4 lower wall body
Concrete in pouring concrete 8 longitudinal bore or grouting material 9 upper wall body after the connection reinforcing bar 7 of protruding 6 upper wall body
Bottom protrusion 10 semicircular reinforcing bar 11 reinforced steel bar ring 12 is anchored at bottom longitudinal bore or longitudinal reinforcement 13 slip casting of sidewall
Hole 14 precoated plate stretches out reinforcing bar 15 lower wall body top rebars.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, interlayer connection node of the present invention is described in detail.
A kind of embodiment of the interlayer connection node that the present invention proposes, if Fig. 1, Fig. 1 are the profiles of interlayer connection node
Schematic diagram, slice location is lower wall body longitudinal bore position (being not drawn into the reinforcing bar that the present invention is not directed to) in figure.Described layer
Between connect node include top shear wall 1, bottom shear wall 2 and precoated plate 3；Described floor uses precoated plate.Upper wall body 1 end
The pre-buried connection in portion reinforcing bar 6, exposed portion is U-shaped；Lower wall body 2 top has protruding 5, has longitudinal bore 4, projection 5 on protruding 5
Stretch out lower wall body 2 end face with floor end face at same absolute altitude.Precoated plate 3 is held on lower wall body 2 top, in lower wall body
2 and the space that formed of precoated plate in casting concrete 7, it is ensured that without concrete in longitudinal bore 4, can be temporarily by longitudinal hole hole envelope
Live, such as, insert in longitudinal bore with timber etc..After concrete seven reaches predetermined strength, upper wall body 1, upper wall body 1 are installed
Connection reinforcing bar 6 insert in longitudinal bore 4, between upper wall body 1 and floor 3, in longitudinal bore 4, pour grouting material or concrete
8, upper wall body 1 and lower wall body 2 are linked to be entirety.In another kind of technical scheme, formed in lower wall body 2 and precoated plate 3
After casting concrete 7 and concrete reach predetermined strength in space, in longitudinal bore 4, pour into grouting material 8, then top is installed
Body of wall 1, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, and upper wall body 1 and lower wall body 2 are linked to be entirety.Described
There is certain interval between upper wall body 1 and floor 3, facilitate seat to starch, conveniently in longitudinal bore, pour grouting material or concrete, or
Setting is facilitated to stretch into grout pipe etc. in longitudinal bore.Floor bar etc. not shown in Fig. 1.Fig. 1-1 is the another of embodiment illustrated in fig. 1
The profile of one slice location, slice location is between the projection of lower wall body.
The another kind of embodiment of the interlayer connection node that the present invention proposes, such as Fig. 2, protruding 5 stretch out lower wall body 2 top,
Higher than floor end face absolute altitude, i.e. protruding 5 stretch out precast wall body end face, a little higher than floor end face absolute altitude, such as, exceed floor end face
20mm etc..When making casting concrete 7, in longitudinal bore, do not enter concrete.
The another kind of embodiment of the interlayer connection node that the present invention proposes, such as Fig. 3, described floor uses superimposed sheet, i.e. building
Plate includes precoated plate 3 and pours last layer 7 thereon.Pre-buried connection reinforcing bar 6 bottom upper wall body 1, exposed portion is U-shaped；
Lower wall body 2 has longitudinal bore 4, and longitudinal bore 4 has protruding 5, protruding 5 to stretch out lower wall body 2 top with floor end face same
One absolute altitude.Precoated plate 3 is held on lower wall body 2 top, casting concrete in the space that lower wall body 2 and precoated plate are formed
7, it is ensured that without concrete in longitudinal bore 4, can longitudinal hole hole be sealed temporarily.After concrete seven reaches predetermined strength, install
Upper wall body 1, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, between upper wall body 1 and floor 3, longitudinal bore 4
Inside pour grouting material or concrete eight, upper wall body 1 and lower wall body 2 are linked to be entirety.In another kind of technical scheme, in bottom
After in the space that body of wall 2 and precoated plate 3 are formed, casting concrete 7 and concrete reach predetermined strength, fill in longitudinal bore 4
Entering grouting material 8, then install upper wall body 1, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, by upper wall body 1 with under
Portion's body of wall 2 is linked to be entirety.
The another kind of embodiment of the interlayer connection node that the present invention proposes, such as Fig. 4, described floor uses superimposed sheet, i.e. building
Plate includes precoated plate 3 and pours last layer thereon；Upper wall body 1 bottom has protruding 9, the position of protruding 9 and longitudinal bore 4
Correspondence, has connection reinforcing bar 6 on protruding 9.Lower wall body 2 is first installed, shelves precoated plate 3 thereon, at lower wall body 2 and precoated plate
Casting concrete 7 in the space formed, it is ensured that without concrete in longitudinal bore 4.After concrete seven reaches predetermined strength, vertical
Pouring grouting material or concrete eight in hole 4, then install upper wall body 1, protruding 9 are inserted in longitudinal bore 4, wait to be in the milk
After material reaches intensity, upper wall body 1 and lower wall body 2 are linked to be entirety.In another technical scheme, treat that concrete seven reaches predetermined
After intensity, installing upper wall body 1, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, at upper wall body 1 and floor 3
Between, pour grouting material or concrete eight in longitudinal bore 4, upper wall body 1 and lower wall body 2 are linked to be entirety.
In order to increase the globality of interlayer connection node, longitudinal steel can be configured in the concrete seven at lower wall body 2 top
Muscle, i.e. at lower wall body 2 top side configuration reinforcing bar, can improve node globality (for drawing embodiment in accompanying drawing).
Fig. 1 to Fig. 4 is the interlayer connection node schematic diagram of the interior shear wall of building.Skin interlayer connection node
Embodiment schematic diagram such as Fig. 5.Lower wall body 2 top outer stretches out concrete thin plates to floor end face absolute altitude, or cuts with top
Bottom power wall concordant, can avoid arranging template at outer shear wall outer layer intermediate node.Lower wall body 2 top outer stretches out coagulation
Soil thin plate can be the sidewall of protruding 9.
In the interlayer connection node that the present invention proposes, a kind of embodiment of upper wall body 1, such as Fig. 6, the pre-buried connection in bottom steel
Muscle 6, exposed portion is U-shaped, and exposed portion meets force request.The another kind of embodiment of upper wall body 1, such as Fig. 7, upper wall body
Stretch out bottom 1 anchoring fully, exposed portion be Semicircular reinforcing bar 10, semicircular reinforcing bar 10 hangs with reinforced steel bar ring 11；Semicircular
The effect of reinforcing bar 10 is to hang reinforced steel bar ring 11, and its exposed portion length meets suspension requirement, can be equal to or slightly greater than reinforced steel bar ring 6
Diameter.In the another kind of embodiment of top shear wall, such as Fig. 8, bottom top shear wall 1, longitudinal fluting is set；Longitudinal fluting two
Side is connected with reinforcing bar, and it hangs with reinforced steel bar ring 11；Reinforced steel bar ring 11 transport, lifting the stage can be with free variation position.Top is cut
In the another kind of embodiment of power wall, such as Fig. 9, longitudinal fluting one side has concrete thin plates, can reduce water after pouring at node mixed
Template amount during solidifying soil.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of upper wall body 1, such as Figure 10, upper wall body 1 end
The position corresponding with lower wall body longitudinal bore 4, portion is provided with the projection 9 that can stretch in longitudinal bore 4, the described cross section of protruding 9
Less than longitudinal bore 4 cross section, it can be truncated cone shape.It can be 10mm that projection 9 stretches into the degree of depth in longitudinal bore 4, or more deeper.
In the interlayer connection node that the present invention proposes, a kind of embodiment of lower wall body 2, such as Figure 11, lower wall body 2 top
Have protruding 5, on protruding 5, have longitudinal bore 4.Described longitudinal bore 4 is the most through hole, such as Figure 14；Or described longitudinal hole
Hole 4 is through hole, such as Figure 15.Described longitudinal bore 4 is cylindricality, as expanded bottom Figure 14, or described hole, such as Figure 19,
Connection integrity between prefabricated components can be improved.Being shaped as of longitudinal bore 4 is square, or circular, such as Figure 17, or other shapes.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of lower wall body 2, lower wall body 2 top has convex
Play 5, on protruding 5, have a longitudinal bore 4, protruding with lower wall body 2 with wide, such as Figure 11, or protruding 5 width are less than lower wall body
2, such as Figure 12.In order to increase interlayer globality, reinforcing bar 15 is stretched out at lower wall body top, such as Figure 12.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of lower wall body 2, lower wall body 2 top has convex
Playing 5, have longitudinal bore 4 on protruding 5, protruding 5 have extension obliquely, and extension is channel-shaped, such as Figure 13；Or extension is
Tubulose；Outside extension concordant with upper wall body 1 side, top be higher than protruding 5 tops, with ensure grouting closely knit.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of lower wall body 2, such as Figure 15, lower wall body 2 is pushed up
Side, portion side stretches out concrete slab, can be used for exterior wall, reduces template amount at node.In the another kind of embodiment of lower wall body 2,
The concrete slab that the sidewall of longitudinal bore 4 stretches out with lower wall body 2 top side overlaps, such as Figure 16.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of lower wall body 2, such as Figure 17, Figure 18, Figure 19,
Longitudinal reinforcement 12 is stretched out in the longitudinal bore 4 of lower wall body 2.Longitudinal reinforcement 12 is anchored at the bottom of longitudinal bore 4, as Figure 18,
Figure 19；Or longitudinal reinforcement 12 is anchored at the sidewall of longitudinal bore 4, such as Figure 20.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of lower wall body 2, such as Figure 21, lower wall body 2 side
There is a grout hole 13 in face, connects longitudinal bore 4, is used for irrigating in grouting material waits until longitudinal bore 4.
In the interlayer connection node that the present invention proposes, a kind of embodiment of precoated plate 3, such as Figure 22, precoated plate 3 with bottom
The contact surface of body of wall 2 stretches out reinforcing bar 14.The another kind of embodiment of precoated plate 3, as Figure 23, precoated plate 3 end or interval, side set
Put groove, and stretch out anchoring fully, exposed portion be L-shaped reinforcing bar.In the another kind of embodiment of precoated plate 3, such as Figure 24, prefabricated
Plate 3 is provided with groove, has horizontal hole, and groove intersects with horizontal hole.In the another kind of embodiment of precoated plate 3, such as Figure 25,
Precoated plate 3 is provided with groove, and concrete thin plates is arranged at groove bottom, can reduce template, convenient construction.
Claims (8)
1. an interlayer connection node, upper wall body and lower wall body are linked to be entirety, described upper wall body and lower wall body it
Between to have floor, described body of wall be prefabricated reinforced concrete body of wall；Described floor uses precoated plate or superimposed sheet, is supported in lower walls
Body top；Described superimposed sheet includes precoated plate and last layer；Described upper wall body pre-buried connection reinforcing bar, exposed division bottom body of wall
It is divided into L-shaped or U-shaped or linear；It is characterized in that, projection is arranged at described lower wall body top, and described projection has longitudinal hole
Hole, described longitudinal bore is the most through hole or through hole；Described protruding end face or is higher than at same absolute altitude with floor end face
Floor end face absolute altitude；Described precoated plate is held on lower wall body top, and the space formed in lower wall body and precoated plate pours
Concrete, without concrete in longitudinal bore；After concrete reaches predetermined strength, upper wall body, the connection of upper wall body are installed
Reinforcing bar inserts in longitudinal bore, pours grouting material or concrete, by upper wall body between upper wall body and floor, in longitudinal bore
It is linked to be entirety with lower wall body；Or after concrete reaches predetermined strength, in longitudinal bore, pour into grouting material, top is installed
Body of wall, the connection reinforcing bar of upper wall body inserts in longitudinal bore, upper wall body and lower wall body is linked to be entirety.
Interlayer connection node the most according to claim 1, it is characterised in that stretch into described vertical bottom described upper wall body
Projection in hole.
Interlayer connection node the most according to claim 1, it is characterised in that reinforcing bar is set in described longitudinal bore, described
Bar Anchorage is bottom longitudinal bore or in sidewall concrete.
Interlayer connection node the most according to claim 1, it is characterised in that described longitudinal bore top metal forming is sealed
Close.
Interlayer connection node the most according to claim 1, it is characterised in that described lower wall body has connection longitudinal bore
Injected hole.
Interlayer connection node the most according to claim 1, it is characterised in that described precoated plate end or side interval are arranged
Groove；Described groove is corresponding with described raised position；Or described groove is between described projection.
Interlayer connection node the most according to claim 1, it is characterised in that described projection has extension obliquely, described
Extension is channel-shaped or tubulose, and outside is concordant with upper wall body side.
Interlayer connection node the most according to claim 1, it is characterised in that reinforcing bar is stretched out at described lower wall body top.
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| CN201610720965.7A CN106121051A (en) | 2016-08-25 | 2016-08-25 | A kind of interlayer connection node |
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| CN201610720965.7A CN106121051A (en) | 2016-08-25 | 2016-08-25 | A kind of interlayer connection node |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914587A (en) * | 2019-03-25 | 2019-06-21 | 中厦建设有限公司 | A kind of cross-connecting structure of prefabricated floor and wallboard |
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Application publication date: 20161116 |