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CN108104333A - Overlap exterior wall L-type connecting node and its construction method - Google Patents

Overlap exterior wall L-type connecting node and its construction method Download PDF

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Publication number
CN108104333A
CN108104333A CN201711319163.6A CN201711319163A CN108104333A CN 108104333 A CN108104333 A CN 108104333A CN 201711319163 A CN201711319163 A CN 201711319163A CN 108104333 A CN108104333 A CN 108104333A
Authority
CN
China
Prior art keywords
exterior wall
overlapping
lobe wallboard
overlapping exterior
thermal insulation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711319163.6A
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Chinese (zh)
Inventor
张剑
李锦实
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsha Broad Homes Industrial Group Co Ltd
Original Assignee
Hohhot City Flower Xingtai Ambitious Construction Industry Co Ltd
Changsha Broad Homes Industrial Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hohhot City Flower Xingtai Ambitious Construction Industry Co Ltd, Changsha Broad Homes Industrial Group Co Ltd filed Critical Hohhot City Flower Xingtai Ambitious Construction Industry Co Ltd
Priority to CN201711319163.6A priority Critical patent/CN108104333A/en
Publication of CN108104333A publication Critical patent/CN108104333A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/762Exterior insulation of exterior walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78Heat insulating elements
    • E04B1/80Heat insulating elements slab-shaped

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Building Environments (AREA)

Abstract

A kind of overlapping exterior wall L-type connecting node and its construction method, including the first overlapping exterior wall and the second overlapping exterior wall, the end of the first overlapping exterior wall is connected with the end l-shaped right angle of the second overlapping exterior wall, and the first overlapping exterior wall and the second overlapping exterior wall all include sequentially connected overlapping prefabricated thermal insulation exterior wall, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard;The side end face linear extension that prefabricated thermal insulation exterior wall is overlapped in the first overlapping exterior wall overlaps the lateral surface of prefabricated thermal insulation exterior wall into the described second overlapping exterior wall.The present invention is not only simple in structure, constructs easily, and make the L-type corner of two overlapping exterior walls that there is insulation construction, assembled architecture integral heat insulation, energy saving technical performance are kept, while the present invention also further enhances the structural strength and overall performance of connection inside overlapping exterior wall.

Description

Overlap exterior wall L-type connecting node and its construction method
Technical field:
The invention belongs to construction engineering technical fields, and in particular to a kind of overlapping exterior wall L-type connecting node and its construction party Method.
Background technology:
Assembled architecture with its is high-quality, efficient, standardization, heat preservation, energy-saving and environmental protection outstanding advantages of and widely recognized It can and be applicable.If the prefabricated overlapping heat preserving exterior wall in assembled architecture is not only factory is efficient, fine quality production is prefabricated, but also With heat preservation, power saving function.But when prefabricated overlapping exterior wall is linked and packed at a right angle with prefabricated overlapping exterior wall, L-type connecting node It is connected by cast-in-place column or is stretched out by two prefabricated overlapping exterior wall ends after bar splicing and reproduce pouring concrete shaping fixation, therefore, this The L-type connecting nodes of two prefabricated overlapping exterior walls of kind are covered without insulating layer, make the overlapping exterior wall L-type right angle of assembled architecture without heat preservation Function greatly affected heat preservation, the power-saving technology performance of assembled architecture.In addition, prefabricated overlapping exterior wall is laminar product knot Structure, the structural strength and overall performance of internal connection be not good enough, and the L-type connecting node for two prefabricated overlapping Side fascias is also one Sample, structural strength and overall performance need to be further improved.
The content of the invention:
The technical problems to be solved by the invention are:In view of the above-mentioned problems of the prior art, and provide a kind of overlapping Exterior wall L-type connecting node and its construction method are not only simple in structure, construct easily, and have the L-type corner of two overlapping exterior walls There is insulation construction, keep assembled architecture integral heat insulation, energy saving technical performance, while the present invention also further enhances overlapping The structural strength and overall performance of connection inside exterior wall.
The technical solution adopted by the present invention is:A kind of overlapping exterior wall L-type connecting node, including the first overlapping exterior wall and second Exterior wall is overlapped, the end of the first overlapping exterior wall is connected with the end l-shaped right angle of the second overlapping exterior wall, the first overlapping exterior wall All include sequentially connected overlapping prefabricated thermal insulation exterior wall, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wall with the second overlapping exterior wall Plate;The side end face linear extension that prefabricated thermal insulation exterior wall is overlapped in the first overlapping exterior wall is overlapped into the described second overlapping exterior wall The lateral surface of prefabricated thermal insulation exterior wall.
In above-mentioned technical proposal, the length of the overlapping prefabricated thermal insulation exterior wall is more than the length of siphonal lobe wallboard and internal lobe wallboard Degree, the overlapping prefabricated thermal insulation exterior wall include external thermal insulation prefabricated board and the insulating layer with being connected on the inside of external thermal insulation prefabricated board.
In above-mentioned technical proposal, the external thermal insulation prefabricated board, insulating layer, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard It is sequentially connected, external thermal insulation prefabricated board, insulating layer are equipped with connector in siphonal lobe wallboard, and it is pre- that connector one end is embedded in external thermal insulation In making sheet, the connector other end is embedded in siphonal lobe wallboard, and connector stage casing is embedded in insulating layer.
In above-mentioned technical proposal, the external thermal insulation prefabricated board, siphonal lobe wallboard are all embedded with horizontal distribution steel in internal lobe wallboard Muscle and vertical distribution bar;Vertical connection reinforcing bar is had additional in the intermediate in-situ layer.
In above-mentioned technical proposal, the end of the siphonal lobe wallboard and the end of internal lobe wallboard are stretched out and reserve U-shaped connection reinforcing bar, The reserved U-shaped connection reinforcing bar and described second that the siphonal lobe wall panel ends and internal lobe wall panel ends of the first overlapping exterior wall stretch out are folded The reserved U-shaped connection reinforcing bar that the siphonal lobe wall panel ends of exterior wall and internal lobe wall panel ends stretch out is closed to connect by square shape stirrup, Vertical structure reinforcing bar is set on the inside of reserved U-shaped connection reinforcing bar and on the inside of square shape stirrup, and is molded and fixed by cast-in-place concrete.
In above-mentioned technical proposal, lacing wire is also associated on the reserved U-shaped connection reinforcing bar.
In above-mentioned technical proposal, it is embedded on the inside of bridging and sets in the siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard There is the square stirrup of truss bars or truss bars and inside equipped with the vertical connection reinforcing bar of the vertical connection reinforcing bar, Square stirrup one side and truss bars one end are embedded in siphonal lobe wallboard, and square stirrup opposite side and the truss bars other end are pre-buried In internal lobe wallboard, it is embedded in the middle part of square stirrup and in the middle part of truss bars in intermediate in-situ layer.
In above-mentioned technical proposal, tie hoop or rectangle cuff, tie hoop or square are equipped in the intermediate in-situ layer Shape cuff all vertical be connected bar connecting and fix with what is added in intermediate in-situ layer.
A kind of construction method for overlapping exterior wall L-type connecting node, including:
1) prefabrication overlapping exterior wall, the overlapping exterior wall of prefabrication is laminar product, including sequentially connected external thermal insulation Prefabricated board, insulating layer, siphonal lobe wallboard, it is reserved among cast-in-place sheaf space and internal lobe wallboard, external thermal insulation prefabricated board, siphonal lobe wallboard and interior All it is embedded with horizontal distribution reinforcing bar, vertical distribution bar in leaf wallboard, it is pre-buried in external thermal insulation prefabricated board, insulating layer and siphonal lobe wallboard There is the connector of bridging, siphonal lobe wallboard end face and internal lobe wallboard end face are extended with reserved U-shaped connection reinforcing bar;Wherein, prefabrication The external thermal insulation prefabricated board of overlapping exterior wall and the length of insulating layer be more than the length of siphonal lobe wallboard and internal lobe wallboard;
2) the overlapping exterior wall of above-mentioned 1 prefabrication is lifted to in-site installation, during installation, the ends of two overlapping exterior walls is into L Type right angle connects, and the side end face linear extension of the external thermal insulation prefabricated board of the first overlapping exterior wall and insulating layer in two overlapping exterior walls To the external thermal insulation prefabricated board of the second overlapping exterior wall and the lateral surface of insulating layer;
3) in the insulating layer L-type right angle joint installation of 2) insulating layer of the first overlapping exterior wall and the second overlapping exterior wall Gusset and locating part;
4) the reserved U-shaped connection reinforcing bar and second for stretching out the first overlapping exterior wall siphonal lobe wallboard and internal lobe wallboard end face overlaps The reserved U-shaped connection reinforcing bar that exterior wall siphonal lobe wallboard and internal lobe wallboard end face are stretched out is connected by square shape stirrup, in reserved U-shaped company It connects on the inside of reinforcing bar and vertical structure reinforcing bar is set on the inside of square shape stirrup;
5) it is equipped with lacing wire on the inside of the reserved U-shaped connection reinforcing bar of the second overlapping exterior wall;
6) it is empty in the cast-in-place sheaf space in reserved centre of the first overlapping exterior wall and the reserved intermediate in-situ layer of the second overlapping exterior wall It is interior to be uniformly arranged more vertical connection reinforcing bars;
7) complete it is above-mentioned 1) -6) after construction, it is empty in the reserved intermediate in-situ layer of the first overlapping exterior wall and the second overlapping exterior wall The reserved U-shaped connection bar connecting position casting concrete of interior and the first overlapping exterior wall and the second overlapping exterior wall, conserves, into The L-type connecting node that type overlaps exterior walls for two.
It is in above-mentioned technical proposal, the siphonal lobe wallboard of the overlapping exterior wall of above-mentioned 1) prefabrication, reserved intermediate in-situ layer is empty Between and the pre-buried bridging siphonal lobe wallboard of internal lobe wallboard selection, it is reserved among cast-in-place sheaf space and internal lobe wallboard square stirrup and/or Truss bars;Or binding tie hoop is selected on the vertical connection reinforcing bar set in intermediate cast-in-place sheaf space in above-mentioned 6) reserve Or rectangle cuff.
Feature and effect:
The present invention is a kind of overlapping exterior wall L-type connecting node, and overlapping exterior wall is prefabricated by plant produced, standardized work, Quality controllable, efficient, speed is fast, energy saving, and environmental protection avoids environmental pollution caused by site operation.It is particularly of the invention Overlapping exterior wall be the prefabricated overlapping exterior wall with heat insulation function, it is thus most important for the heat preservation energy-saving of building.This hair It is bright to be more than in the L-type right angle connecting node of two overlapping exterior walls using the external thermal insulation prefabricated board of overlapping exterior wall and the length of insulating layer The length of siphonal lobe wallboard and internal lobe wallboard, when two overlapping exterior wall l-shaped right angles connect, the external thermal insulation prefabricated board of the first overlapping exterior wall And insulating layer side end face linear extension is to the second overlapping external thermal insulation prefabricated board of exterior wall and insulating layer side.In this way, just make overlapping The L-type connecting node of exterior wall still has complete external thermal insulation prefabricated board and heat insulation layer structure, and the L-type connecting node for overlapping exterior wall is protected Warm structure is still retained, and maintains the energy saving technique effect of assembled architecture integral heat insulation, prefabricated folded compared with the prior art It closes when Side fascia is assembled with prefabricated overlapping Side fascia l-shaped right angle using cast-in-place column or the stretching cast-in-place no insulating layer of bar splicing Covering, the present invention is a technical much progress.In addition, using two overlappings on the inside of the overlapping exterior wall L-type connecting node of the present invention U-shaped connection bar splicing that exterior wall siphonal lobe wallboard and internal lobe wall panel ends stretched out reserve, and lap-joint's suit square shape stirrup, Vertical structure reinforcing bar is inserted into, last cast-in-place concrete shaping is fixed, and structural strength is high, and overall performance is good.Again due to overlapping exterior wall For the laminar product that sequentially connected external thermal insulation prefabricated board, insulating layer, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard are formed, Thus overlapping exterior wall just inevitably has the shortcomings that laminar product inner connecting structure intensity is low and globality poor, for this purpose, The present invention is additionally arranged vertical connection reinforcing bar in intermediate in-situ layer, greatly strengthens the structural strength of intermediate in-situ layer.This hair The bright square stirrup and/or Truss Steel that bridging is also selectively embedded in siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard Tie hoop or rectangle cuff are bound on muscle and the vertical connection reinforcing bar selectively added in intermediate in-situ layer.It is above-mentioned The structural strength and entirety that these selective structures significantly enhance siphonal lobe wallboard, intermediate in-situ layer is connected with internal lobe wallboard Performance, the defects of overcoming prior art laminar product.
Description of the drawings:
Fig. 1 is 1 cross-sectional view of the structure of the embodiment of the present invention;
Fig. 2 is 2 cross-sectional view of the structure of the embodiment of the present invention;
Fig. 3 is 3 cross-sectional view of the structure of the embodiment of the present invention;
Fig. 4 is 4 cross-sectional view of the structure of the embodiment of the present invention.
Reference numeral:
1-siphonal lobe wallboard, 2-truss bars, 3-internal lobe wallboard, 4-vertically connect reinforcing bar, 5-external thermal insulation prefabricated board, 6-vertical structure reinforcing bar, 7-square stirrup, 8-horizontal distribution reinforcing bar, 9-insulating layer, 10-centre in-situ layer, 11-reserved U-shaped connection reinforcing bar, 12-square shape stirrup, 13-lacing wire, 14-connector, 15-gusset, 16-locating part, 17-vertical Distribution bar, 18-tie hoop, 19-rectangle cuff.
Specific embodiment:
A kind of overlapping exterior wall L-type connecting node of the present invention, including the first overlapping exterior wall and the second overlapping exterior wall, described the The end of one overlapping exterior wall is connected with the end l-shaped right angle of the second overlapping exterior wall, the first overlapping exterior wall and the second overlapping exterior wall All include sequentially connected overlapping prefabricated thermal insulation exterior wall, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard;First overlapping The side end face linear extension that prefabricated thermal insulation exterior wall is overlapped in exterior wall overlaps prefabricated thermal insulation exterior wall into the described second overlapping exterior wall Lateral surface;The length of the overlapping prefabricated thermal insulation exterior wall is more than the length of siphonal lobe wallboard and internal lobe wallboard;The prefabricated guarantor of overlapping Warm exterior wall includes external thermal insulation prefabricated board and the insulating layer with being connected on the inside of external thermal insulation prefabricated board;The external thermal insulation prefabricated board, heat preservation Layer, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard are sequentially connected, and external thermal insulation prefabricated board, insulating layer are equipped in siphonal lobe wallboard Connector, connector one end are embedded in external thermal insulation prefabricated board, and the connector other end is embedded in siphonal lobe wallboard, connector stage casing It is embedded in insulating layer;The connector uses glass fiber-reinforced polymer or basalt muscle;The external thermal insulation prefabricated board, siphonal lobe wallboard, Horizontal distribution reinforcing bar and vertical distribution bar are all embedded in internal lobe wallboard;Vertical connection steel is had additional in the intermediate in-situ layer Muscle;The end of the siphonal lobe wallboard and the end of internal lobe wallboard, which are stretched out, reserves U-shaped connection reinforcing bar, reserve U-shaped connection reinforcing bar with it is outer Pre-buried horizontal distribution bar connecting or reserved U-shaped connection reinforcing bar and siphonal lobe wallboard and internal lobe in leaf wallboard and internal lobe wallboard Pre-buried horizontal distribution reinforcing bar is same reinforcing bar in wallboard;The first overlapping siphonal lobe wall panel ends of exterior wall and internal lobe wallboard end The siphonal lobe wall panel ends and internal lobe wall panel ends of the reserved U-shaped connection reinforcing bar that portion is stretched out and the described second overlapping exterior wall stretch out pre- U-shaped connection reinforcing bar is stayed to be connected by square shape stirrup, is set on the inside of reserved U-shaped connection reinforcing bar and on the inside of square shape stirrup vertical Structure reinforcing bars are molded finally by cast-in-place concrete and fix;Lacing wire is also associated on the reserved U-shaped connection reinforcing bar;It is described outer The square stirrup and truss bars of bridging, square stirrup one side and purlin are embedded in leaf wallboard, intermediate in-situ layer and internal lobe wallboard Frame reinforcing bar one end is embedded in siphonal lobe wallboard, and square stirrup opposite side and the truss bars other end are embedded in internal lobe wallboard, side It is embedded in the middle part of u stirrup and in the middle part of truss bars in intermediate in-situ layer;Tie hoop or square are equipped in the intermediate in-situ layer Shape cuff, tie hoop or rectangle cuff are all vertically connected reinforcing bar banding fixed with what is added in intermediate in-situ layer.
The overlapping exterior wall L-type connecting node and its construction method, including:
1) prefabrication overlapping exterior wall, the overlapping exterior wall of prefabrication is laminar product, including sequentially connected external thermal insulation Prefabricated board, insulating layer, siphonal lobe wallboard, it is reserved among cast-in-place sheaf space and internal lobe wallboard, external thermal insulation prefabricated board, siphonal lobe wallboard and interior All it is embedded with horizontal distribution reinforcing bar, vertical distribution bar in leaf wallboard, it is pre-buried in external thermal insulation prefabricated board, insulating layer and siphonal lobe wallboard There is the connector of bridging, siphonal lobe wallboard end face and internal lobe wallboard end face are extended with reserved U-shaped connection reinforcing bar;
2) above-mentioned 1) prefabrication overlapping its external thermal insulation prefabricated board of exterior wall and insulating layer length be more than siphonal lobe wallboard and The length of internal lobe wallboard;
3) its siphonal lobe wallboard of the overlapping exterior wall of above-mentioned 2) prefabrication, reserved intermediate cast-in-place sheaf space and the selection of internal lobe wallboard The square stirrup and/or truss bars of pre-buried bridging siphonal lobe wallboard, reserved intermediate cast-in-place sheaf space and internal lobe wallboard;
2) or 3) 4) the above-mentioned overlapping exterior wall of prefabrication is lifted to in-site installation, during installation, the end of two overlapping exterior walls Portion l-shaped right angle connects, and the external thermal insulation prefabricated board of the first overlapping exterior wall and the side end face of insulating layer are straight in two overlapping exterior walls Line extends to the external thermal insulation prefabricated board of the second overlapping exterior wall and the lateral surface of insulating layer;
5) in the insulating layer L-type right angle joint installation of above-mentioned 4) insulating layer of the first overlapping exterior wall and the second overlapping exterior wall Gusset and locating part;
6) the reserved U-shaped connection reinforcing bar and second for stretching out the first overlapping exterior wall siphonal lobe wallboard and internal lobe wallboard end face overlaps The reserved U-shaped connection reinforcing bar that exterior wall siphonal lobe wallboard and internal lobe wallboard end face are stretched out is connected by square shape stirrup, in reserved U-shaped company It connects on the inside of reinforcing bar and vertical structure reinforcing bar is set on the inside of square shape stirrup;
7) it is equipped with lacing wire on the inside of the reserved U-shaped connection reinforcing bar of the second overlapping exterior wall;
8) it is empty in the cast-in-place sheaf space in reserved centre of the first overlapping exterior wall and the reserved intermediate in-situ layer of the second overlapping exterior wall It is interior to be uniformly arranged more vertical connection reinforcing bars;
9) it is above-mentioned 8) reserve among on the vertical connection reinforcing bar that sets in cast-in-place sheaf space selection binding tie hoop or Rectangle cuff;
10) complete it is above-mentioned 1) -9) construction after, first overlapping exterior wall and second overlapping exterior wall reserved intermediate in-situ layer In space and the reserved U-shaped connection bar connecting position casting concrete of the first overlapping exterior wall and the second overlapping exterior wall, maintenance, It is shaped to the L-type connecting node of two overlapping exterior walls.
The embodiment 1 that is respectively shown in referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, embodiment 2, embodiment 3, the signal of 4 section of embodiment Figure, the L-type connecting joint structure of overlapping exterior wall is the same shown in four figures, except that overlapping the outer of exterior wall in four figures The component that leaf wallboard, intermediate in-situ layer, internal lobe wallboard inner connecting structure are added is different:
The square stirrup and truss bars of bridging are had additional in Fig. 1 in Side fascia, intermediate in-situ layer and internal lobe wallboard;
The truss bars of bridging is only had additional in Fig. 2 in siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard;
The vertical connection reinforcing bar added in Fig. 3 in only intermediate in-situ layer is banded with spiral reinforcement;
The vertical connection reinforcing bar added in Fig. 4 in only intermediate in-situ layer is banded with rectangle cuff.

Claims (10)

1. a kind of overlapping exterior wall L-type connecting node, it is characterised in that:It is described including the first overlapping exterior wall and the second overlapping exterior wall The end of first overlapping exterior wall is connected with the end l-shaped right angle of the second overlapping exterior wall, and the first overlapping exterior wall and the second overlapping are outer Wall all includes sequentially connected overlapping prefabricated thermal insulation exterior wall, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard;Described first is folded The side end face linear extension for closing overlapping prefabricated thermal insulation exterior wall in exterior wall overlaps prefabricated thermal insulation exterior wall into the described second overlapping exterior wall Lateral surface.
2. overlapping exterior wall L-type connecting node according to claim 1, it is characterised in that:The overlapping prefabricated thermal insulation exterior wall Length be more than the length of siphonal lobe wallboard and internal lobe wallboard, the overlapping prefabricated thermal insulation exterior wall include external thermal insulation prefabricated board and with it is outer The insulating layer of connection on the inside of heat insucation prefabricated plate.
3. overlapping exterior wall L-type connecting node according to claim 2, it is characterised in that:The external thermal insulation prefabricated board, heat preservation Layer, siphonal lobe wallboard, intermediate in-situ layer and internal lobe wallboard are sequentially connected, and external thermal insulation prefabricated board, insulating layer are equipped in siphonal lobe wallboard Connector, connector one end are embedded in external thermal insulation prefabricated board, and the connector other end is embedded in siphonal lobe wallboard, connector stage casing It is embedded in insulating layer.
4. overlapping exterior wall L-type connecting node according to claim 3, it is characterised in that:The external thermal insulation prefabricated board, siphonal lobe Horizontal distribution reinforcing bar and vertical distribution bar are all embedded in wallboard, internal lobe wallboard;It is had additional in the intermediate in-situ layer vertical Connect reinforcing bar.
5. overlapping exterior wall L-type connecting node according to claim 1, it is characterised in that:The end of the siphonal lobe wallboard and The end of internal lobe wallboard, which is stretched out, reserves U-shaped connection reinforcing bar, the first overlapping siphonal lobe wall panel ends of exterior wall and internal lobe wallboard end The siphonal lobe wall panel ends and internal lobe wall panel ends of the reserved U-shaped connection reinforcing bar that portion is stretched out and the described second overlapping exterior wall stretch out pre- U-shaped connection reinforcing bar is stayed to be connected by square shape stirrup, is set on the inside of reserved U-shaped connection reinforcing bar and on the inside of square shape stirrup vertical Structure reinforcing bars, and be molded and fixed by cast-in-place concrete.
6. overlapping exterior wall L-type connecting node according to claim 5, it is characterised in that:On the reserved U-shaped connection reinforcing bar It is also associated with lacing wire.
7. overlapping exterior wall L-type connecting node according to claim 4, it is characterised in that:The siphonal lobe wallboard, centre are cast-in-place The inside that bridging is embedded in layer and internal lobe wallboard is equipped with the truss bars or truss bars and interior of the vertical connection reinforcing bar Side is equipped with the square stirrup of the vertical connection reinforcing bar, and square stirrup one side and truss bars one end are embedded in siphonal lobe wallboard, Square stirrup opposite side and the truss bars other end are embedded in internal lobe wallboard, and in the middle part of square stirrup and truss bars middle part is pre-buried In intermediate in-situ layer.
8. overlapping exterior wall L-type connecting node according to claim 4, it is characterised in that:It is set in the intermediate in-situ layer There are tie hoop or rectangle cuff, tie hoop or rectangle cuff are all vertically connected bar connecting with what is added in intermediate in-situ layer It is fixed.
9. a kind of construction method for overlapping exterior wall L-type connecting node, it is characterised in that:Including:
1) prefabrication overlapping exterior wall, the overlapping exterior wall of prefabrication is laminar product, prefabricated including sequentially connected external thermal insulation Plate, insulating layer, siphonal lobe wallboard, reserved intermediate cast-in-place sheaf space and internal lobe wallboard, external thermal insulation prefabricated board, siphonal lobe wallboard and internal lobe wall Horizontal distribution reinforcing bar, vertical distribution bar are all embedded in plate, be embedded in external thermal insulation prefabricated board, insulating layer and siphonal lobe wallboard across The connector connect, siphonal lobe wallboard end face and internal lobe wallboard end face are extended with reserved U-shaped connection reinforcing bar;Wherein, prefabrication is folded The length of the external thermal insulation prefabricated board and insulating layer that close exterior wall is more than the length of siphonal lobe wallboard and internal lobe wallboard;
2) the overlapping exterior wall of above-mentioned 1 prefabrication is lifted to in-site installation, during installation, the end l-shaped of two overlapping exterior walls is straight Angle connects, and in two overlapping exterior walls the external thermal insulation prefabricated board of the first overlapping exterior wall and the side end face linear extension of insulating layer to the The external thermal insulation prefabricated board of two overlapping exterior walls and the lateral surface of insulating layer;
3) angle steel is installed in 2) the insulating layer L-type right angle joint of the insulating layer of the first overlapping exterior wall and the second overlapping exterior wall Plate and locating part;
4) the reserved U-shaped connection reinforcing bar and the second overlapping exterior wall for stretching out the first overlapping exterior wall siphonal lobe wallboard and internal lobe wallboard end face The reserved U-shaped connection reinforcing bar that siphonal lobe wallboard and internal lobe wallboard end face are stretched out is connected by square shape stirrup, in reserved U-shaped connection steel Vertical structure reinforcing bar is set on the inside of muscle and on the inside of square shape stirrup;
5) it is equipped with lacing wire on the inside of the reserved U-shaped connection reinforcing bar of the second overlapping exterior wall;
6) in the cast-in-place sheaf space in reserved centre of the first overlapping exterior wall and the cast-in-place sheaf space in reserved centre of the second overlapping exterior wall It is uniformly arranged more vertical connection reinforcing bars;
7) complete it is above-mentioned 1) -6) construction after, first overlapping exterior wall and second overlapping exterior wall the cast-in-place sheaf space in reserved centre in And first overlapping exterior wall and the second overlapping exterior wall reserved U-shaped connection bar connecting position casting concrete, maintenance is shaped to The L-type connecting node of two overlapping exterior walls.
10. a kind of construction method for overlapping exterior wall L-type connecting node according to claim 9, it is characterised in that:It will be above-mentioned 1) the siphonal lobe wallboard of the overlapping exterior wall of prefabrication, reserved intermediate cast-in-place sheaf space and the pre-buried bridging siphonal lobe wall of internal lobe wallboard selection The square stirrup and/or truss bars of plate, reserved intermediate cast-in-place sheaf space and internal lobe wallboard;Or above-mentioned 6) reserved intermediate existing Pour selection binding tie hoop or rectangle cuff on the vertical connection reinforcing bar set in sheaf space.
CN201711319163.6A 2017-12-12 2017-12-12 Overlap exterior wall L-type connecting node and its construction method Pending CN108104333A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111236499A (en) * 2020-01-15 2020-06-05 上海中森建筑与工程设计顾问有限公司 Prefabricated superposed component and production method thereof, prefabricated superposed wall and construction method thereof
CN111270793A (en) * 2019-11-28 2020-06-12 上海中森建筑与工程设计顾问有限公司 Integrated heat-preservation double-sided superposed wallboard and construction method

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