CN108385869A - A kind of wall element of overlapped shear wall and construction method using its progress - Google Patents

A kind of wall element of overlapped shear wall and construction method using its progress Download PDF

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Publication number
CN108385869A
CN108385869A CN201810225291.2A CN201810225291A CN108385869A CN 108385869 A CN108385869 A CN 108385869A CN 201810225291 A CN201810225291 A CN 201810225291A CN 108385869 A CN108385869 A CN 108385869A
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CN
China
Prior art keywords
layer
steel wire
insulating layer
wire net
net rack
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Application number
CN201810225291.2A
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Chinese (zh)
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CN108385869B (en
Inventor
张晶廷
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Hebei Jingda Building Polytron Technologies Inc
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Hebei Jingda Building Polytron Technologies Inc
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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
    • E04B2/56Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
    • 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
    • E04B1/38Connections for building structures in general
    • E04B1/61Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6108Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
    • E04B1/6116Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by locking means on lateral surfaces

Abstract

The construction method carried out the present invention relates to a kind of wall element of overlapped shear wall and using it,The wall element includes steel wire net rack and the insulating layer being filled on steel wire net rack and pouring layer,Insulating layer is embedded in steel wire net rack,Pouring layer is to be set to the precast concrete protective layer of insulating layer side,Precast concrete protective layer outer end face is provided with installation mounting hole,Auxiliary tension member is embedded with inside precast concrete protective layer,It is successively installed when construction,Vertical applied force reinforcing bar is set on the inside of thermal insulation board and is connected with auxiliary tension member by anchoring tension member,Formwork for placing is set on the outside of vertical applied force reinforcing bar,Then cavity carries out pouring to form cast-in-place concrete layer between insulating layer and template,It is fixedly connected by fixing piece and bolt between neighbouring wall element,It then carries out template-setup and pours work,The shear wall that the construction method is built,Work progress can either be greatly simplified,But also with the intensity of formed by integrally casting formula wall,The requirement of high fit shear wall.

Description

A kind of wall element of overlapped shear wall and construction method using its progress
Technical field
The present invention relates to technical field of buildings, and in particular to a kind of wall element of overlapped shear wall and uses its progress Construction method.
Background technology
Shear wall is to replace the beam column in frame structure with reinforced concrete wall panel, can be undertaken in caused by all kinds of loads Power, and can effective control structure horizontal force, shear wall structure largely used in high-story house.Existing shear wall is being constructed When there are mainly two types of mode, pour and to be formed one is coagulation soil scene, this mode is affected in construction by site environment, Complexity of constructing is higher, and required manpower is more, long construction period, in order to eliminate the influence of above-mentioned factor, opens in the prior art Another form of construction work has been sent out, shear-wall element module has been manufactured in factory, is then combined multiple shear-wall element modules It is fixed, to form whole shear wall structure, but this form of construction work is used, the connection between shear-wall element module is strong Degree, cooperation precision all can existing defects, therefore, for shear wall construction method needs be improved.
Invention content
The present invention makes up for the shortcomings of the prior art and provide a kind of wall element of overlapped shear wall and using its into Capable construction method, the wall element use the steel wire net rack Prefabricated block with insulating layer of side precast concrete, this is pre- Molding block is transported to scene and carries out splicing installation and the cast in situs other side, not only saves construction period, but also make the wall of shear wall Bonding strength, cooperation precision significantly improve between body unit.
The specific technical solution of the present invention is:
A kind of wall element of overlapped shear wall, the wall element include steel wire net rack and are filled on steel wire net rack Insulating layer and pouring layer, key point be, the insulating layer is embedded in steel wire net rack, and pouring layer is be set to insulating layer side pre- Concrete shield processed, precast concrete protective layer outer end face are provided with installation mounting hole, and precast concrete protective layer inside is pre- It is embedded with auxiliary tension member.
The steel wire net rack is truss structure form, and one end that steel wire net rack is located in precast concrete protective layer is vertical Lateral cross bar-mat reinforcement, it is vertically and transversely cross-linking bar-mat reinforcement or Unidirectional steel that steel wire net rack, which is located at insulating layer not pouring one end of side, Muscle.
The installation mounting hole is unthreaded hole or bolt hole.
The auxiliary tension member is nut casing, U-shaped or Ω steel bars, the open end of nut casing, U-shaped or Ω shaped steel The elbow end of muscle is run through and is overhung at outside insulating layer.
Using the construction method for the overlapped shear wall that wall element as described above carries out, key point is the construction method Include the following steps:
A, prefabricated wall element is transported on working face and is fixed, do not poured side in the steel wire net rack of wall element and set Vertical applied force reinforcing bar is set, anchoring tension member is connected on auxiliary tension member, setting, which pours, on the outside of vertical applied force reinforcing bar uses mould Plate, then the cavity between insulating layer and template carry out pouring to form cast-in-place concrete layer;
B, wall element upper surface installs upper layer wall element and vertical applied force reinforcing bar is arranged in step, is drawn in auxiliary Tie and connect anchoring tension member on part, on the outside of vertical applied force reinforcing bar setting pour with template, on the outside of upper wall unit and its Vertical fixing piece is set between on the outside of the wall element of lower section, fixes and connects by bolt between fixing piece and two wall elements It connects;
C, the cavity between upper wall unit insulating layer and template is poured, and forms cast-in-place concrete layer;
D, overlapped shear wall is formed after form removal, bolt, fixing piece, construction finishes;
E, step B, C, D is repeated until desired height.
The wall element sets the barrel for being provided through steel wire net rack in installation fixed hole position, and barrel port is provided with Plug;In the step B, fixing piece coordinates wall list by upper wall unit and below by the locking of bolt and barrel Member is fixedly connected.
The beneficial effects of the invention are as follows:The present invention is used as by the steel wire net rack with insulating layer and side precast concrete Wall element is constructed, and steel wire net rack is prefabricated concrete shield and connect and consolidates with insulating layer in the wall element formed It is fixed, the module of dimensionally stable is formed, in the work of assembled in situ wall, greatly reducing most site operation amount, with After be transported to scene and carry out assembly fixation, pour steel wire net rack inboard portion, the cast-in-place work in the part can significantly increase phase up and down Bonding strength between adjacent wall element is carried out by vertical fixing piece and lateral bolt between two wall elements Pre-connection, between the two outside flatness be consistent with fixing piece, avoid each module of assembled wall in the prior art Between regularity adjustment repeatedly, only need to lift and carry out pre-connection can be realized up and down to just, mitigating significantly to positive workload And complexity, while upper wall unit is fixed by lower layer's wall element, construction is simple, connection are reliable, avoid Ground and the complex work that support construction is arranged before upper wall unit, construction are more convenient;
Description of the drawings
Fig. 1 is the structural schematic diagram of wall element in the specific embodiment of the invention.
Fig. 2 is the assembling structure schematic diagram of first layer wall element in the specific embodiment of the invention.
Fig. 3 is the assembling structure schematic diagram between two wall elements in the specific embodiment of the invention.
Fig. 4 is the structural schematic diagram in wall element prefabrication process in the specific embodiment of the invention.
In attached drawing, 1, precast concrete protective layer, 2, insulating layer, 3, cast-in-place concrete layer, 4, steel wire net rack, 5, installation it is solid Determine hole, 6, auxiliary tension member, 7, vertical applied force reinforcing bar, 8, anchoring tension member, 9, supporting block, 10, fixing piece, 11, bolt, 12, barrel, 13, plug, 14, rectangle pour framework.
Specific implementation mode
The present invention relates to a kind of wall element of overlapped shear wall and the construction method for using it to carry out, the wall lists Member includes steel wire net rack 4 and the insulating layer 2 and pouring layer that are filled on steel wire net rack 4, and the insulating layer 2 is embedded in steel wire net rack 4 In, pouring layer is to be set to the precast concrete protective layer 1 of 2 side of insulating layer, and 1 outer end face of precast concrete protective layer is provided with Mounting hole 5 is installed, auxiliary tension member 6 is embedded with inside precast concrete protective layer 1;The wall element of above structure composition is in work Factory is prefabricated, is fixed after transport to scene and 2 inboard portion of cast-in-place thermal-insulating layer, formation cast-in-place concrete layer 3 are then successively solid Determine and pour, form overlapped shear wall structure, the detailed process of construction is unfolded to illustrate by specific embodiment.
Specific embodiment, as shown in Figure 1, steel wire net rack 4 is truss structure form, steel wire net rack 4 is located at precast concrete One end in protective layer 1 is vertically and transversely cross-linking bar-mat reinforcement, and it is in length and breadth that steel wire net rack 4, which is located at insulating layer 2 not pouring one end of side, To cross wise reinforcement net or one-way reinforcement;The installation mounting hole 5 of 1 outer end face of precast concrete protective layer be unthreaded hole or bolt hole, In specific prefabrication process, the barrel 12 that steel wire net rack 4 is provided through in mounting hole 5 is installed, blocking up when to avoid prefabricated pour Plug, 12 port of barrel is provided with plug 13;Auxiliary tension member 6 is nut casing, U-shaped or Ω steel bars, the opening of nut casing End, U-shaped or Ω steel bars elbow end are run through and are overhung at outside insulating layer 2, and the form that U-shaped steel muscle is chosen in the present embodiment is made For auxiliary tension member, the construction of overlapped shear wall is carried out based on the wall element of above structure, it is as shown in Figures 2 and 3, described Construction method includes the following steps:
A, prefabricated wall element is transported on working face and is fixed, side is not poured in the steel wire net rack 4 of wall element Vertical applied force reinforcing bar 7 is set, is overhung on the elbow end outside insulating layer 2 in U-shaped steel muscle and connects anchoring tension member 8, anchoring It is the reinforcing bar of drag hook to select both ends with tension member 8, is poured with template in the setting of the outside of vertical applied force reinforcing bar 7, then to insulating layer 2 Cavity between template carries out pouring to form cast-in-place concrete layer 3;
B, wall element upper surface installs upper layer wall element and vertical applied force reinforcing bar 7 is arranged in step, and the layer is vertical 7 lower end of steel bar stress is fixedly connected with 7 upper end of first layer vertical applied force reinforcing bar, and anchor is connected at this layer of U-shaped steel muscle elbow end Admittedly using tension member 8, poured with template, upper wall unit outside and wall list below in the 7 outside setting of vertical applied force reinforcing bar Vertical fixing piece 10 is set between first outside, and fixing piece 10 selects steel fixed plate, and flatness is good, is unlikely to deform, fixing piece It is fixedly connected by bolt 11 between 10 and two wall elements, wall element is provided through in 5 position of installation mounting hole The barrel 12 of steel wire net rack 4,12 port of barrel are provided with plug 13, and when fixed installation dismantles plug 13, fixing piece 10 by Bolt 11 and the locking of barrel 12 coordinate wall element by upper wall unit and to be below fixedly connected.
C, the cavity between upper wall unit insulating layer 2 and template is poured, and forms cast-in-place concrete layer 3;
D, overlapped shear wall is formed after form removal, bolt 11, fixing piece 10, construction finishes;
E, step B, C, D is repeated until desired height.
The prefabrication process of wall element intersects at the prior art there is also difference in the present invention, as shown in figure 4, prefabrication process Include the following steps:
A, prefabricated middle part carries the steel wire net rack 4 of insulating layer 2;
B, the rectangle that setting upper end opens pours framework 14, and steel wire net rack 4 is positioned over rectangle along upper end opening to be poured In framework 14, insulating layer 2 is horizontal direction and its side pours 14 4 sides of framework with rectangle and is in contact respectively;In order to carry The support strength of high steel wire net rack 4 is put into before rectangle pours framework 14 in steel wire net rack 4, in 4 bottom of steel wire net rack and its One group of supporting block 9 is evenly arranged between middle part insulating layer 2;
C, the steel wire net rack 4 positioned at 2 top of insulating layer is poured, rectangle is removed after molding and pours framework 14, is formed Wall element.
The prefabrication process of wall element takes full advantage of the supporting role of insulating layer, steel wire net rack, and insulating layer level is put The steel wire net rack for pouring its upper layer is postponed, concrete layer is gradually adhesively fixed with insulating layer upper surface in maintenance processes, steel wire Rack also acts as the position-limiting action of supporting role and heat-insulation unit, meanwhile, compared to after first pouring heat-insulation unit is bonded on upper layer Mode, the application prefabrication process avoid insulating layer caused by bleed layering during concrete curing bond it is insecure even The phenomenon that failure, the connection effect between entire insulating layer and precast concrete protective layer greatly promote, and it is more firm to form integraty The precast wall body unit module leaned on.
The present invention carries out site operation by prefabricated wall element, is not poured using in wall element in work progress Side carries out cast in situs, and the bonding strength between wall element is significantly improved, which both has modularization The convenient advantage of constructing of assembled wall body, but also with the intensity of formed by integrally casting formula wall, high fit shear wall intensity requirement; It is realized by the locking of precast concrete protective layer, fixing piece and bolt and barrel between upper and lower wall unit reliable Be fixedly connected, and be not necessarily between the two it is additional to just, the operation of alignment and angular adjustment, cumbersome degree drops significantly It is low;In addition, the connection that the prefabrication system of wall element greatly improves between heat-insulation unit and precast concrete protective layer is strong Degree, the integrated degree higher of wall element.

Claims (6)

1. a kind of wall element of overlapped shear wall, which includes steel wire net rack (4) and is filled in steel wire net rack (4) On insulating layer (2) and pouring layer, which is characterized in that the insulating layer (2) be embedded in steel wire net rack (4) in, pouring layer be setting Precast concrete protective layer (1) in insulating layer (2) side, precast concrete protective layer (1) outer end face are provided with installation and fix Hole (5), precast concrete protective layer (1) is internal to be embedded with auxiliary tension member (6).
2. a kind of wall element of overlapped shear wall according to claim 1, which is characterized in that the steel wire net rack (4) it is truss structure form, it is vertically and transversely cross-linking bar-mat reinforcement, steel wire that steel wire net rack, which is located at one end in precast concrete protective layer, It is vertically and transversely cross-linking bar-mat reinforcement or one-way reinforcement that rack, which is located at insulating layer not pouring one end of side,.
3. a kind of wall element of overlapped shear wall according to claim 1, which is characterized in that the installation is fixed Hole (5) is unthreaded hole or bolt hole.
4. a kind of wall element of overlapped shear wall according to claim 1, which is characterized in that the auxiliary drawknot Part (6) is nut casing, U-shaped or Ω steel bars, and the open end of nut casing, U-shaped or Ω steel bars elbow end are run through and hanged It is external to stretch in insulating layer (2).
5. using the construction method for the overlapped shear wall that wall element as described in claim 1 carries out, which is characterized in that described to apply Work method includes the following steps:
A, prefabricated wall element is transported on working face and is fixed, do not poured side in the steel wire net rack (4) of wall element and set Vertical applied force reinforcing bar (7) is set, connection anchoring is with tension member (8) in auxiliary tension member (6), on the outside of vertical applied force reinforcing bar (7) Setting is poured with template, then pour forming cast-in-place concrete layer (3) to cavity of the insulating layer (2) between template;
B, wall element upper surface installs upper layer wall element and vertical applied force reinforcing bar (7) is arranged in step, in auxiliary drawknot Anchoring is connected on part (6) with tension member (8), on the outside of vertical applied force reinforcing bar setting pour with template, on the outside of upper wall unit Vertical fixing piece (10) is set between the outside of wall element below, is borrowed between fixing piece (10) and two wall elements Bolt (11) is helped to be fixedly connected;
C, it is poured in cavity of the upper wall unit insulating layer (2) between template, forms cast-in-place concrete layer (3);
D, form removal, bolt (11), fixing piece (10) form overlapped shear wall afterwards, and construction finishes;
E, step B, C, D is repeated until desired height.
6. according to claim 5 a kind of prefabricated with the cast-in-place shear wall construction method being combined, which is characterized in that described Wall element be provided through the barrels (12) of steel wire net rack (4), the setting of barrel (12) port in installation mounting hole (5) position There is plug (13);In the step B, fixing piece (10) coordinates by the locking of bolt (11) and barrel (12) by upper wall list Member and wall element below are fixedly connected.
CN201810225291.2A 2018-03-19 2018-03-19 Construction method using wall unit for superposed shear wall Active CN108385869B (en)

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Application Number Priority Date Filing Date Title
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CN108385869B CN108385869B (en) 2020-06-09

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109653399A (en) * 2018-11-05 2019-04-19 河北晶达建筑科技股份有限公司 A kind of construction technology of building
CN110965676A (en) * 2019-12-20 2020-04-07 山东创伟外墙保温材料集团有限公司 Combined type superposed wall and construction method
CN112606180A (en) * 2020-12-16 2021-04-06 西安建筑科技大学 Preparation process of heat-insulating wall for passive house

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103195193A (en) * 2013-04-24 2013-07-10 石家庄晶达建筑体系有限公司 Structure and construction method of cast-in-site style welded steel frame composite concrete shear wall
CN105332446A (en) * 2015-11-24 2016-02-17 绍兴宝业西伟德混凝土预制件有限公司 Heat preservation and decoration integrating composite shear wall and construction method thereof
CN206800622U (en) * 2017-06-19 2017-12-26 深圳中海建筑有限公司 A kind of assembled integral concrete shear force wall balcony attachment structure
CN206916990U (en) * 2016-11-18 2018-01-23 哈尔滨鸿盛房屋节能体系研发中心 Assembled cast-in-place concrete sandwiched thermal-insulating wall steel skeleton template system and connector

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103195193A (en) * 2013-04-24 2013-07-10 石家庄晶达建筑体系有限公司 Structure and construction method of cast-in-site style welded steel frame composite concrete shear wall
CN105332446A (en) * 2015-11-24 2016-02-17 绍兴宝业西伟德混凝土预制件有限公司 Heat preservation and decoration integrating composite shear wall and construction method thereof
CN206916990U (en) * 2016-11-18 2018-01-23 哈尔滨鸿盛房屋节能体系研发中心 Assembled cast-in-place concrete sandwiched thermal-insulating wall steel skeleton template system and connector
CN206800622U (en) * 2017-06-19 2017-12-26 深圳中海建筑有限公司 A kind of assembled integral concrete shear force wall balcony attachment structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109653399A (en) * 2018-11-05 2019-04-19 河北晶达建筑科技股份有限公司 A kind of construction technology of building
CN110965676A (en) * 2019-12-20 2020-04-07 山东创伟外墙保温材料集团有限公司 Combined type superposed wall and construction method
CN112606180A (en) * 2020-12-16 2021-04-06 西安建筑科技大学 Preparation process of heat-insulating wall for passive house
CN112606180B (en) * 2020-12-16 2022-02-01 西安建筑科技大学 Preparation process of heat-insulating wall for passive house

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