CN106088354A - A kind of interlayer connection node - Google Patents
A kind of interlayer connection node Download PDFInfo
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- CN106088354A CN106088354A CN201610721052.7A CN201610721052A CN106088354A CN 106088354 A CN106088354 A CN 106088354A CN 201610721052 A CN201610721052 A CN 201610721052A CN 106088354 A CN106088354 A CN 106088354A
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- wall body
- longitudinal bore
- upper wall
- lower wall
- concrete
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- 239000011229 interlayer Substances 0.000 title claims abstract description 53
- 239000004567 concrete Substances 0.000 claims abstract description 71
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 47
- 239000010410 layer Substances 0.000 claims abstract description 7
- 238000003780 insertion Methods 0.000 claims abstract description 5
- 230000037431 insertion Effects 0.000 claims abstract description 5
- 239000002689 soil Substances 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 2
- 238000005266 casting Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 21
- 238000010276 construction Methods 0.000 description 12
- 239000011178 precast concrete Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000004873 anchoring Methods 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- 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 and projection 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 liner 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, in longitudinal bore, pour into grouting material, install in upper wall body, the connection reinforcing bar of upper wall body and protruding insertion longitudinal bore, after grouting material hardening, 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；At present on wall body structure
Bar connecting between layer, lower floor's body of wall uses reinforced bar sleeve grouting connection, slurry anchor connection etc., and work progress is complicated, construction quality
It is difficult to ensure.
Connection between existing prefabricated components is usually at lower member reserved steel bar, is inserted in upper component, such as steel
The technology such as muscle sleeve grouting connection, slurry anchor connection are by lower wall body Bar Anchorage in upper wall body, and grouting needs pressure, grouting
Quality is difficult to ensure, constructs complex.
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 interlayer connection integrity, easy construction, improves assembling whole
The performance of body formula 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 precast slab or superimposed sheet, is supported in lower wall body top；Described folded
Plywood includes precoated plate and last layer.Described lower wall body has longitudinal bore, and described longitudinal bore is for the most through hole or passes through
Via holes；Described longitudinal bore has liner, described liner to stretch out lower wall body top or to be higher than at same absolute altitude with floor end face
Floor end face absolute altitude, i.e. against longitudinal bore inner surface has liner, liner to stretch out bottom precast wall body end face, exists with floor end face
Same absolute altitude or a little higher than floor end face absolute altitude, such as, exceed floor end face 10mm.Have bottom described upper wall body and can stretch into institute
State the projection in longitudinal bore.When construction, lower wall body is first installed, then described precoated plate is held on lower wall body top,
Casting concrete in the space that lower wall body and precoated plate are formed, now ensures that longitudinal bore is interior without concrete, can be by longitudinal direction
Hole mouth seals temporarily；In the space that lower wall body and precoated plate are formed, casting concrete and concrete reach predetermined strength
After, define the platform of construction upper wall body.In longitudinal bore, pour into grouting material or concrete, upper wall body, top are installed
In the connection reinforcing bar of body of wall and protruding insertion longitudinal bore, after grouting material or concrete hardening by upper wall body with lower wall body even
Integral.Arranging bottom upper wall body and stretch into the projection in lower wall body longitudinal bore, protruding cross section is less than longitudinal bore
Cross section；So when pouring into grouting material in longitudinal bore, when installing upper wall body, grouting material can be extruded, it is ensured that in longitudinal bore
The density of grouting material.The connection reinforcing bar of upper wall body inserts in longitudinal bore, and upper wall body and lower wall body are linked to be entirety.
It can be 10mm that projection stretches into the degree of depth in longitudinal bore, or more deeper, such as equal to the thickness of floor.
In another kind of technical scheme, lower wall body is first installed during construction, then described precoated plate is held on lower wall body
Top, casting concrete in the space that lower wall body and precoated plate are formed, now ensure in longitudinal bore without concrete, can be by
Longitudinal hole hole seals temporarily；In the space that lower wall body and precoated plate are formed, casting concrete and concrete reach predetermined
After intensity, define the platform of construction upper wall body.After concrete reaches predetermined strength, upper wall body, upper wall body are installed
Connection reinforcing bar and protruding insert in longitudinal bore, between upper wall body and floor, in longitudinal bore, pour grouting material or coagulation
Soil, is linked to be entirety by upper wall body and lower wall body.There is certain interval between described upper wall body and floor, facilitate seat to starch, convenient
In longitudinal bore, pour grouting material or concrete, or facilitate setting to stretch into grout pipe etc. in longitudinal bore.
In the interlayer connection node that the present invention proposes, described liner uses structural material to make, and described structural material is thin
Steel plate or fibre reinforced composites thin plate etc. have the material of strength and stiffness, such as corrugated tube etc.；The inner surface of liner can
For matsurface, it is beneficial to the combination with concrete or grouting material.Or described liner uses non-structural material to make, described non-knot
Structure material is the material that cardboard or fibre board etc. have rigidity；When using non-structural material to do liner, upper wall body is being installed
Before, liner is removed；Longitudinal bore rough inner surface can be made when removing liner.Described longitudinal bore total length arranges liner, such as
Use the liner that structural material is made；Or described longitudinal bore partial-length arranges liner, the most only near body of wall top
Liner is set in certain length.
The present invention propose interlayer connection node in, the connection reinforcing bar of described upper wall body in projection, or described on
Between bumps, or the connection reinforcing bar of upper wall body is in projection and between projection for the connection reinforcing bar of portion's body of wall.According to being subject to
Power requirement, construction requirement etc. determine.
In the interlayer connection node that the present invention proposes, described liner top iron foil or other materials temporary enclosed, it is to avoid
Concrete or other foreign material enter in longitudinal bore；Before upper wall body is installed, remove the closed materials such as iron foil.
In the interlayer connection node that the present invention proposes, reinforcing bar, described reinforcing bar are set in the longitudinal bore of described lower wall body
It is anchored in longitudinal bore lower concrete, or is anchored in longitudinal bore sidewall concrete.Bar Anchorage is at longitudinal bore
Bottom or sidewall, rear pouring concrete and precast concrete connection integrity in significantly improving hole；After insertion in pouring concrete
Reinforcing bar can overlap or be mechanically connected with this reinforcing bar or weld together, and power transmission is directly, reliably；Avoid Bar Anchorage in prior art
After in hole in pouring concrete, 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 inner liner location at lower wall body top；Or described precoated plate end recesses is arranged at lower wall body top
Between liner.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 the reinforcing bar of upper wall body, lower wall body.
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 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 height at longitudinal bore
Going out the liner at lower wall body top, when can avoid casting concrete in the space that lower wall body and precoated plate are formed, concrete enters
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 wall
Body, the work such as upper wall body installation has had firm platform, convenient construction；Upper wall body reinforcing bar is inserted in longitudinal bore,
Pour grouting material or concrete between longitudinal bore and upper wall body, lower wall body, be higher than longitudinal bore top owing to pouring face, because of
This density being easy to ensure 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
Stretch into the projection in longitudinal bore, projection is inserted longitudinal bore, the grouting material or mixed in the pressure extrusion longitudinal bore of applying
Solidifying soil etc., it is ensured that grouting material or the density of concrete, avoid connection reinforcing bar and grouting material or the concrete of upper wall body simultaneously
Between combine closely (if simply reinforcing bar being inserted in grouting material or concrete, can be in conjunction with between reinforcing bar and grouting material or concrete
The tightst).In projection stretches into floor simultaneously, it is remarkably improved body of wall interlayer resistant slide ability.This has the technical effect that the present invention
Distinguishing feature.
(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. 3-1 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 upper wall body of the present invention.
Fig. 7 is the another kind of embodiment schematic diagram of upper wall body of the present invention.
Fig. 8 is the another kind of embodiment schematic diagram of upper wall body of the present invention.
Fig. 9 is the another kind of embodiment schematic diagram of upper wall body of the present invention.
Figure 10 is the another kind of embodiment schematic diagram of upper wall body of the present invention.
Figure 11 is the another kind of embodiment schematic diagram of upper wall body of the present invention.
Figure 12 is a kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 13 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 14 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 15 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 16 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 17 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 18 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 19 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 20 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 21 is the another kind of embodiment schematic diagram of lower wall body of the present invention.
Figure 22 is a kind of embodiment schematic diagram of precoated plate of the present invention.
Figure 23 is the another kind of embodiment schematic diagram of precoated plate of the present invention.
Figure 24 is the another kind of embodiment schematic diagram of precoated plate of the present invention.
Figure 25 is the another kind of embodiment schematic diagram of precoated plate of the present invention.
Labelling implication in accompanying drawing is: the longitudinal bore of 1 upper wall body 2 lower wall body 3 precoated plate 4 lower wall body
Filling in pouring concrete 9 longitudinal bore after the connection reinforcing bar 7 upper wall body bottom protrusion 8 of 5 liner 6 upper wall body
Slurry or concrete 10 horizontal reinforcement 11 stirrup 12 are anchored at the reinforcing bar 12 bottom longitudinal bore and are anchored at vertical
Reinforcing bar 13 bottom hole is anchored at reinforcing bar 14 lower wall body top rebars 15 precoated plate of longitudinal bore sidewall
The reinforcing bar stretched out.
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 cuing open of interlayer connection node position
Face figure, slice location is in lower wall body longitudinal bore position；Figure only draws the reinforcing bar that the present invention is described to；Described interlayer connects
Node includes upper wall body 1, lower wall body 2 and precoated plate 3；Upper wall body and lower wall body are prefabricated reinforced concrete body of wall；
Described floor uses precoated plate；Pre-buried connection reinforcing bar 6 bottom upper wall body 1, exposed portion is U-shaped；Have convex bottom upper wall body 1
Play 7.Lower wall body 2 has longitudinal bore 4, and longitudinal bore 4 has liner 5, liner 5 to stretch out lower wall body 2 top and floor end face
At same absolute altitude, i.e. against longitudinal bore 4 inner surface has liner 5, liner 5 to stretch out precast wall body end face, same with floor end face
Absolute altitude；After installing lower wall body 2, precoated plate 3 is held on lower wall body 2 top, is formed in lower wall body 2 and precoated plate
Pour rear pouring concrete 8, it is ensured that without concrete in longitudinal bore 4, can be sealed at longitudinal hole hole, such as with wood in space temporarily
In longitudinal bore is inserted in stake etc. or fill in longitudinal bore with woven bag etc..After concrete eight reaches predetermined strength, at longitudinal hole
Pouring into grouting material or concrete 9 in hole 4, then install upper wall body 1, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4,
The projection 7 of upper wall body 1 completely or partially stretches in longitudinal bore；Until grouting material or after pouring concrete hardening after by upper wall body
1 is linked to be entirety with lower wall body 2.In another kind of technical scheme, after installing lower wall body 2, precoated plate 3 is held on lower walls
Body 2 top, after pouring in the space that lower wall body 2 and precoated plate 3 are formed, pouring concrete 8 and concrete reach predetermined strength
After, upper wall body 1 is installed, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, and protruding 7 stretch in longitudinal bore 4；?
Pour grouting material or concrete 9 between upper wall body 1 and floor 3, in longitudinal bore 4, upper wall body 1 is linked to be with lower wall body 2
Overall.Certain interval can be reserved between described 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 Fig. 1
The profile of another slice location of illustrated embodiment, slice location is between the longitudinal bore of lower wall body.
The another kind of embodiment of the interlayer connection node that the present invention proposes, such as Fig. 2, described floor uses superimposed sheet, i.e. building
Plate includes precoated plate 3 and pours last layer thereon, is not drawn into the reinforcing bar of floor in figure；Fig. 2 is cuing open of interlayer connection node
Face figure, slice location is in lower wall body longitudinal bore position；Pre-buried connection reinforcing bar 6 bottom upper wall body 1, exposed portion is U-shaped；
Protruding 7 are stretched out bottom upper wall body 1；Lower wall body 2 has longitudinal bore 4, and longitudinal bore 4 has liner 5, liner 5 to stretch out bottom
Body of wall 2 top and floor end face are at same absolute altitude；Precoated plate 3 is held on lower wall body 2 top, in lower wall body 2 and prefabricated
Casting concrete 8 in the space that plate 3 is formed, forms superimposed sheet, it is ensured that without concrete in longitudinal bore 4, can be temporarily by longitudinal hole
Hole seals, such as, insert in longitudinal bore with timber etc.；After concrete eight reaches predetermined strength, pour in longitudinal bore 4
Grouting material or concrete 9, then upper wall body 1 is installed, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, upper wall body 1
Projection 7 stretch in longitudinal bore；After grouting material or concrete hardening, upper wall body 1 and lower wall body 2 are linked to be entirety.Separately
In a kind of technical scheme, in the space that lower wall body 2 and precoated plate 3 are formed, casting concrete 8 and concrete reach predetermined
After intensity, installing upper wall body 1, the connection reinforcing bar 6 of upper wall body 1 inserts in longitudinal bore 4, and protruding 7 stretch into longitudinal bore 4
In；Grouting material or concrete 9 is poured, by upper wall body 1 and lower wall body 2 between upper wall body 1 and floor 3, in longitudinal bore 4
It is linked to be entirety.
The another kind of embodiment of the interlayer connection node that the present invention proposes, the profile of interlayer connection node such as Fig. 3, Fig. 3-
1, Fig. 3 slice location is in lower wall body longitudinal bore position, and the slice location of Fig. 3-1 is between the longitudinal bore of lower wall body；
Figure only draws the reinforcing bar that the present invention is described to.Shown node arranges horizontal reinforcement 10, and between lower wall body longitudinal bore
Position arranges stirrup 11, forms framework of steel reinforcement.
The another kind of embodiment of the interlayer connection node that the present invention proposes, the profile of interlayer connection node such as Fig. 4, bottom
Body of wall 2 has longitudinal bore 4, and longitudinal bore 4 has liner 5, liner 5 to stretch out lower wall body 2 top, higher than floor end face absolute altitude.
Fig. 1 ~ Fig. 4 is the interlayer connection node schematic diagram of the interior wall of building.Skin interlayer connection node is implemented
Illustrating and be intended to such as Fig. 5, slice location is in lower wall body longitudinal bore position.Lower wall body 2 top outer stretches out concrete thin plates
To floor end face absolute altitude or concordant with bottom the shear wall of top, can avoid arranging mould at outer shear wall outer layer intermediate node
Plate.
In the interlayer connection node that the present invention proposes, a kind of embodiment of upper wall body 1, such as Fig. 6, bottom upper wall body 1
Pre-buried connection reinforcing bar 6, exposed portion is U-shaped, and exposed portion meets force request；Bottom upper wall body 1 with lower wall body 2 longitudinally
The position of hole 4 correspondence is provided with the projection 7 that can stretch in longitudinal bore 4, and the described cross section of protruding 7 is less than longitudinal bore 4 sections
Face, can be truncated cone shape；Protruding 7 to stretch into the degree of depth in longitudinal bore 4 can be 10mm, or deeper reaches 100mm, even 300mm etc..
In the interlayer connection node that the present invention proposes, the projection 7 of upper wall body 1 has different structural forms.Upper wall body 1
A kind of embodiment in, protruding 7 be truncated cone shape, and such as Fig. 6, the width bottom truncated cone is less than body of wall 1 thickness；Or the truncated cone is maximum
Width and body of wall are with wide.In a kind of embodiment of upper wall body 1, protruding 7 gradually expand for end, are in the milk with surrounding to increase
Material or the associativity of concrete, such as Fig. 7.In a kind of embodiment of upper wall body 1, fluted, by projection 7 points in the middle part of in the of protruding 7
Becoming two parts, such as Fig. 8 and Fig. 9, the degree of depth of groove is different；Be beneficial to reinforcing bar through groove position, increase with surrounding grouting material or
The associativity of concrete.
In the interlayer connection node that the present invention proposes, the connection reinforcing bar 6 of upper wall body 1 is on the top of protruding 7, such as Fig. 6；Or
The reinforcing bar 6 that connects of person's upper wall body 1 is connected in the side of protruding 7.In a kind of embodiment of upper wall body 1, protruding 7 and connection steel
Muscle 6 interlaced arrangement, is ensureing to connect between body of wall the quantity of minimizing protruding 7 under number of steel bars premise, such as Figure 10.
In the interlayer connection node that the present invention proposes, in a kind of embodiment of upper wall body 1, a projection 7 has at two
Connect reinforcing bar 6, such as Figure 11.Prefabricated components can be facilitated to make.
In the present invention, it is convex that one of key character of upper wall body 1 is provided with going deep in lower wall body longitudinal bore
Rise.
In the interlayer connection node that the present invention proposes, a kind of embodiment of lower wall body 2, such as Figure 12, lower wall body 2 has
Longitudinal bore 4, longitudinal bore 4 has liner 5, liner 2 to stretch out body of wall.Described hole is the most through hole, such as Figure 13, Figure 14；Or
Person's described hole is through hole, such as Figure 15.Described hole is cylindricality, as expanded bottom Figure 14, or described hole, such as figure
19, connection integrity between prefabricated components can be improved.
In the interlayer connection node that the present invention proposes, the another kind of embodiment of lower wall body 2, liner 5 is complete along longitudinal bore 4
Long setting, such as Figure 15.Or longitudinal bore 4 partial-length arranges liner 5, such as Figure 16.Being shaped as of hole is square, or circular,
Such as Figure 17, or other shapes.
In the interlayer connection node that the present invention proposes, in the another kind of embodiment of lower wall body 2, liner 5 is variable cross-section, as
Figure 14, liner 5 stretches into body of wall 2 partial cross section and diminishes.It is beneficial to pour grouting material etc. in longitudinal bore.
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
Portion's side stretches out concrete slab, can be used for exterior wall, reduces template amount at node.
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,
Stretching out reinforcing bar 12 in the longitudinal bore 4 of lower wall body 2, reinforcing bar 12 is anchored at the bottom of longitudinal bore 4.The interlayer that the present invention proposes
Connect in node, the another kind of embodiment of lower wall body 2, such as Figure 20, in longitudinal bore 4, stretch out reinforcing bar 13, reinforcing bar 13 is anchored at
In the sidewall concrete of longitudinal bore 4.
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 is pushed up
Portion arranges reinforcing bar 14.
In the present invention, one of key character of lower wall body 2 is that the longitudinal bore arranged has liner, liner to exceed lower walls
Body end face.The Main Function of liner is when casting concrete 8 in the space that lower wall body and floor are formed, and prevents concrete
Enter longitudinal bore.
In the interlayer connection node that invention proposes, a kind of embodiment of precoated plate 3, such as Figure 22, precoated plate 3 stretches out reinforcing bar
15.The another kind of embodiment of precoated plate 3, such as Figure 23, precoated plate 3 end or interval, side arrange groove, and stretch out anchoring and fill
Divide, exposed portion is L-shaped reinforcing bar.In the another kind of embodiment of precoated plate 3, such as Figure 24, precoated plate 3 is provided with groove, has water
Flat hole hole, 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, recessed
Concrete thin plates is arranged at groove bottom, can reduce template, convenient construction.When installing precoated plate 3, the groove of precoated plate 3 and liner 5
Put position corresponding；Or the groove of precoated plate 3 is between liner 5.
Claims (8)
1. an interlayer connection node, is linked to be entirety, between described upper wall body and lower wall body by upper wall body and lower wall body
Having floor, described body of wall is prefabricated reinforced concrete body of wall；Described floor uses precoated plate or superimposed sheet, is supported on lower wall body
Top；Described superimposed sheet includes precoated plate and last layer；Described upper wall body pre-buried connection reinforcing bar, is L in exposed portion, bottom
Shape or U-shaped or linear；It is characterized in that, described lower wall body has longitudinal bore, and described longitudinal bore is the most through hole
Or through hole；Described longitudinal bore have liner, described liner stretch out lower wall body end face and floor end face at same absolute altitude or
Higher than floor end face absolute altitude；The projection that can stretch in described longitudinal bore is had bottom described upper wall body；Described precoated plate is put
Being placed in lower wall body top, pouring concrete after the space that lower wall body and precoated plate are formed pours, without coagulation in longitudinal bore
Soil；After pouring concrete reaches predetermined strength after until, in longitudinal bore, pour into grouting material or concrete, upper wall body is installed, on
In the connection reinforcing bar of portion's body of wall and protruding insertion longitudinal bore, by upper wall body and lower wall body after grouting material or concrete hardening
It is linked to be entirety；Or after pouring concrete reaches predetermined strength after until, upper wall body, the connection reinforcing bar of upper wall body and projection are installed
In insertion longitudinal bore, between upper wall body and floor, in longitudinal bore, pour grouting material or concrete, by upper wall body with under
Portion's body of wall is linked to be entirety.
Interlayer connection node the most according to claim 1, it is characterised in that described liner uses structural material to make, institute
Stating structural material is sheet metal or fibre reinforced composites thin plate.
Interlayer connection node the most according to claim 1, it is characterised in that described liner uses non-structural material to make,
Described non-structural material is cardboard or fibre board；Before upper wall body is installed, liner is removed.
Interlayer connection node the most according to claim 1, it is characterised in that described longitudinal bore total length arranges liner, or
Described in person, longitudinal bore partial-length arranges liner.
Interlayer connection node the most according to claim 1, it is characterised in that the connection reinforcing bar of described upper wall body is in projection
On, or the connection reinforcing bar of described upper wall body is between bumps.
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 liner top metal forming is closed.
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 inner liner location；Or described groove is between described liner.
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| CN201610721052.7A CN106088354A (en) | 2016-08-25 | 2016-08-25 | A kind of interlayer connection node |
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| CN201610721052.7A CN106088354A (en) | 2016-08-25 | 2016-08-25 | A kind of interlayer connection node |
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Application publication date: 20161109 |