CN104060714A - Construction method for seamless building sandwich composite wall body - Google Patents

Construction method for seamless building sandwich composite wall body Download PDF

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Publication number
CN104060714A
CN104060714A CN201410285278.8A CN201410285278A CN104060714A CN 104060714 A CN104060714 A CN 104060714A CN 201410285278 A CN201410285278 A CN 201410285278A CN 104060714 A CN104060714 A CN 104060714A
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wall
pitman
construction method
insulation layer
jointless
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CN201410285278.8A
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CN104060714B (en
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张立琦
张波
张树辉
朱天翼
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Shandong Wan Sida Industrialization Of Construction Industry Academy Co Ltd
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Shandong Wan Sida Industrialization Of Construction Industry Academy Co Ltd
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Abstract

The invention provides a construction method for a seamless building sandwich composite wall body. The construction method comprises the following steps of 1, manufacturing outer concrete wall bodies on a factory production line, compositing heat-preservation layers on the outer wall bodies, and enabling nonmetallic connecting rods to penetrate through the heat-preservation layers to form two-layer composite wall bodies; 2, arranging template frames on the peripheries of the heat-preservation layers to form inner wall body cavities, pouring concrete in the inner wall body cavities to form inner wall bodies, and dismantling the template frames to form three-layer composite wall bodies after the inner wall bodies are maintained; 3, correspondingly placing the ladderlike ends of the two three-layer composite wall bodies, arranging templates on the outer sides of the inner wall bodies, fastening the templates and the inner wall bodies to form wall body joint cavities through connecting pieces, pouring concrete in the wall body joint cavities and a gap formed after the two three-layer composite wall bodies are correspondingly placed, and performing maintenance to form the seamless building sandwich composite wall body. According to the construction method, the outer wall bodies are composited with the heat-preservation layers on the factory production line, and the inner wall bodies are poured on a construction site, so that the shortcomings of the prior art are overcome.

Description

A kind of construction method of jointless architecture interlayer combined wall
Technical field
The present invention relates to construction wall, is a kind of construction method of jointless architecture interlayer combined wall.
Background technology
At present, sandwich composite building body of wall comprises three layers, exterior wall, insulation layer and inner wall.Its construction method is: concrete exterior wall body is prefabricated, when prefabricated, stay through hole, and service sleeve, in order to screw rod through walls to be installed.This exterior wall can play exterior sheathing effect when construction, during construction, in wall outer side, scaffold is set, and body of wall inner side arranges support template, with screw rod, through sleeve pipe and template, in the inside and outside both sides of body of wall, uses securing member fastening simultaneously.The insulation layer of making is arranged on to precast facade body inner side, then inside insulation layer, concreting forms inner wall through maintenance, form removal and screw rod through walls after maintenance, form sandwich composite wall body, the deficiency of this construction is: the through hole staying on exterior wall and insulation layer all need to be filled up, owing to leaving a lot of wall-through holes on wall, during filling perforation, need complete more man-hour, and need do waterproofing work, simultaneously, during filling perforation, need higher technology and sense of responsibility, often there is the phenomenon that makes body of wall water inlet because dealing with improperly, this is also one of reason of many construction wall indoor wall infiltrations, the extremely difficult maintenance of this metope, particularly when produce freezing up winter, be prone to the phenomenons such as crack, when serious, coming off appears in exterior wall surface.The heat insulation effect of insulation layer declines to a great extent; The material that scaffold is set is more, dismounting scaffold complicated operation, and the work high above the ground risk factor outside body of wall is high.Meanwhile, due to the poor structure of connector, make exterior wall surface be prone to crack, when serious, exterior wall skin comes off.
The more unmanageable deficiency in gap when this construction method of prior art also exists two bodies of wall to join, thus make the heat-insulating property of body of wall and intensity have decline.
Summary of the invention
The object of the invention is, a kind of construction method of jointless architecture interlayer combined wall is provided, it completes the compound of exterior wall and insulation layer on industrial production line, completes at the construction field (site) building of inner wall, solves the deficiencies in the prior art.
The present invention for achieving the above object, is achieved through the following technical solutions: a kind of construction method of jointless architecture interlayer combined wall, and step is as follows:
1. on industrial production line, make concrete exterior wall body, composite heat-insulating layer on exterior wall, a peek nonmetal pitman penetrates insulation layer, the first anchoring body on pitman is inserted in exterior wall, ring-shaped baffle on pitman is positioned at the right-hand member outer edge place of insulation layer, and the annular seal platform on pitman is positioned at the left end of insulation layer, close insulation layer, and the second anchoring body on pitman is positioned at the right-hand member outside of insulation layer, after maintenance exterior wall, form two-layer combined wall;
2. the periphery at insulation layer arranges pattern plate bolster, form inner wall cavity, the length that is shorter in length than insulation layer of pattern plate bolster, in inner wall cavity, concreting forms inner wall, pre-buried interior silk braid when concreting, the length that is shorter in length than insulation layer of inner wall, make one end lateral surface of inner wall and one end lateral surface of insulation layer be scalariform, the position that insulation layer is longer than inner wall is at least provided with a pitman, stripping frame after maintenance inner wall, three layers of combined wall that formation one end is scalariform;
3. by the corresponding placement of the scalariform end of two three layers of combined walls, arranged outside template at inner wall, template is fastening by connector and inner wall, with steel cable or the body of rod, pitman one end is connected with the fixture in template outside, form body of wall contact cavity, after two corresponding placements of three layers of combined wall, form gap, with concreting body of wall contact cavity and gap, stripping, connector and fixture after maintenance, form jointless architecture interlayer combined wall.
The pitman middle part of step described in 1. arranges ring tooth, and ring tooth is positioned at insulation layer.The angle α of the surface of ring tooth and the centreline space of pitman is acute angle, and ring tooth right-hand member diameter is maximum gauge, and the left end diameter of ring tooth is less than right-hand member diameter.The first anchoring body on step pitman 1. and the second anchoring body shape of cross section are triangle.Being shaped as of the first anchoring body that 1. step arranges on described pitman and the second anchoring body is flat-shaped, and its outboard end cross-sectional area is greater than medial extremity cross-sectional area.The external end head of the second anchoring body that 1. step arranges on described pitman arranges the second rectangle coupling bar.The thickness of the exterior wall in the architecture interlayer combined wall that 4. step obtains is less than the thickness of inner wall.Step 1. in the first anchoring body and annular seal platform junction on pitman little ring tooth is set, the angle α of the surface of little ring tooth and the centreline space of pitman 2for acute angle, the right-hand member diameter of little ring tooth is maximum gauge, and the left end diameter of little ring tooth is less than right-hand member diameter.Step 1. in ring-shaped baffle on pitman be shaped as circle or polygon.The pitman of step described in is 1. several, and the distance between every two pitmans is 300-600 millimeter.
The construction method of jointless architecture interlayer combined wall provided by the invention, it is seamless when the body of wall that can make to make on industrial production line docks in construction, make the body of wall of docking possess the function of integral wall, make heat-insulating property and intensity and the integral wall indifference of body of wall.Construction method of the present invention has solved the deficiency that in prior art, sandwich composite wall body construction method exists simultaneously, in construction, do not need wall outer side outside that scaffold is set, thereby saved material, and reduced labour intensity, improved working security simultaneously, the construction of body of wall and efficiency are significantly improved.Advantage of the present invention is also embodied in: in construction, do not need through-wall bolt, after having constructed, sandwich composite wall body is integral wall, without hole, without secondary, repairing, make the high insulating effect of sandwich composite wall body, there is not crack and infiltration phenomenon in body of wall, will not there is obscission in exterior wall surface, wall construction efficiency is high.
Accompanying drawing explanation
Accompanying drawing 1 is body of wall after compound of exterior wall and insulation layer and build the section structure schematic diagram before inner wall in construction method of the present invention; Accompanying drawing 2 is three layers of section structure schematic diagram after composite wall pouring; Structural representation after accompanying drawing 3 after to be that two three layers combined wall scalariform end are corresponding place, template are fixed with connector; Accompanying drawing 4 is structural representations of one of pitman 6; Accompanying drawing 5 is right TV structure schematic diagrames of accompanying drawing 4; Accompanying drawing 6 is structural representations of two of pitman 6; Accompanying drawing 7 is right TV structure schematic diagrames of accompanying drawing 6; Accompanying drawing 8 is I portion structure for amplifying schematic diagrames in accompanying drawing 4; Accompanying drawing 9 is II portion structure for amplifying schematic diagrames in accompanying drawing 4; Accompanying drawing 10 is the jointless architecture interlayer combined wall section structure schematic diagrames that complete by construction method of the present invention.
The specific embodiment
The construction method of a kind of jointless architecture interlayer combined wall of the present invention, step is as follows:
1. on industrial production line, make concrete exterior wall body 1, on exterior wall 1, composite heat-insulating layer 2, a peek nonmetal pitman 6 penetrates insulation layer 2, the first anchoring body 12 on pitman 6 is inserted in exterior wall 1, ring-shaped baffle 9 on pitman 6 is positioned at the right-hand member outer edge place of insulation layer 2, annular seal platform 11 on pitman 6 is positioned at the left end of insulation layer 2, close insulation layer 2, the second anchoring body 13 on pitman 6 is positioned at the right-hand member outside of insulation layer 2, after maintenance exterior wall 1, form two-layer combined wall;
2. the periphery at insulation layer 2 arranges pattern plate bolster 26, form inner wall cavity 27, the length that is shorter in length than insulation layer 2 of pattern plate bolster 26, at the interior concreting of inner wall cavity 27, form inner wall 3, pre-buried interior silk braid 21 when concreting, the length that is shorter in length than insulation layer 2 of inner wall 3, make one end lateral surface of inner wall 3 and one end lateral surface of insulation layer 2 be scalariform, the position that insulation layer 2 is longer than inner wall 3 is at least provided with a pitman 6, the rear stripping frame 26 of maintenance inner wall 3, three layers of combined wall that formation one end is scalariform;
3. by the corresponding placement of the scalariform end of two three layers of combined walls, arranged outside template 5 at inner wall 3, template 5 is fastening by connector and inner wall, with steel cable 7 or the body of rod, pitman 6 one end are connected with the fixture in template 5 outsides, after forming corresponding placement of 4, two three layers of combined walls of body of wall contact cavity, form gap 19, with concreting body of wall contact cavity 4 and gap 19, stripping 5, connector and fixture after maintenance, form jointless architecture interlayer combined wall.Before concreting, adopt non-metallic pad 20 by the termination sealing in the gap at exterior wall place 19, to improve its heat insulating effect.
The main material of the nonmetal pitman adopting in construction method of the present invention is that glass fiber and mixed with resin form, the mass ratio of glass fiber and resin is 1:0.8-1.5, within the scope of this, can there be several combinations, such as: glass fiber: resin=1:0.8,1:0.9,1:1,1:1.1,1:1.19,1:1.2,1:1.28,1:1.3,1:1.4 or 1:1.5 etc.The mass ratio that preferred mass ratio is glass fiber and resin is 1:1.2.The first anchoring body 12 on described pitman can be with the generation deformation of expanding with heat and contract with cold of exterior wall, thereby do not destroy established concrete each structural behavior in exterior wall, makes exterior wall be difficult for producing crack, and obscission does not occur exterior wall external surface.In construction method of the present invention, pitman 6 is the connector of sandwich composite wall body, simultaneously, also be in construction method with the connector of template, the first anchoring body 12 or the support member of exterior wall on pitman 6, the hole that 11 pairs of pitmans 6 of annular seal platform penetrate insulation layer 2 left ends generations seals, and to improving the thermal and insulating performance of sandwich composite wall body, has produced fabulous effect.Ring-shaped baffle 9 is done when locating, and is convenient to better be connected with inner wall, and the preferred shape of ring-shaped baffle 9 on pitman 6 is circle or polygon.Described steel cable 7 also available anchorage bar substitutes, and steel cable 7 is connected with pitman and template respectively, the mould that rises when preventing from building, fixed form.In order to make pitman not produce displacement in insulation layer, and then the position of each position that makes pitman in combined wall is not subjected to displacement, further guarantee the quality of sandwich composite wall body, at the middle part of pitman 6, ring tooth 10 is set, ring tooth 10 is positioned at insulation layer 2, ring tooth 10 has increased the bonding strength with insulation layer, the angle α that further preferred scheme is the surface of ring tooth 10 and the centreline space of pitman 6 is acute angle, ring tooth 10 right-hand member diameters are maximum gauge, and the left end diameter of ring tooth 10 is less than right-hand member diameter.For ensureing that the tension producing at construction concreting does not make pitman 6 displacements, makes each modular construction on pitman 6 firm.
The first anchoring body 12 in construction method of the present invention on pitman step pitman 6 1. and the second anchoring body 13 shape of cross sections are triangle.Leg-of-mutton shape of cross section make in the supporting role of the first anchoring body 12 stressed evenly, further guarantee that exterior wall does not produce crack.When the shape of the first anchoring body 12 and the second anchoring body 13 is set to flat-shaped, when its outboard end cross-sectional area is greater than medial extremity cross-sectional area, in the situation that substantially meeting supporting role, be convenient to manufacture, reduce production costs, and be convenient to the second anchoring body 13 and be connected with template by pitman.Here the outboard end of indication is that to take the direction of two outer edges of body of wall be reference.Pitman 6 has two kinds with the preferred version that is connected of template: a kind of is to offer through hole at the second anchoring body 13 positions, outer end, another kind is that the external end head of the second anchoring body 13 of setting on pitman 6 arranges the second rectangle coupling bar 15, the second rectangle coupling bar 15 is convenient to fixedly steel cable, now, the inner cross-sectional area of the second anchoring body 13 is maximum, the inner herein refers to the second anchoring body 13 and ring-shaped baffle 9 connecting portions, and the planform of the shape of the second anchoring body 13 and the second rectangle coupling bar 15 as shown in Figure 4.
In construction method of the present invention, make the thickness of exterior wall 1 be less than the thickness of inner wall 3, sandwich composite wall body integral thickness is constant.Leave sufficient space to the exterior wall external surface various ornament materials of constructing, meanwhile, the impact that the shape that reducing expands with heat and contract with cold brings to pitman produces, has further strengthened the support strength of pitman, further guarantee the quality of exterior wall, in a century, do not crack.
In order further to ensure the sealing effectiveness of annular seal platform 11, the first anchoring body 12 on pitman 6 arranges little ring tooth 17, the angle α of the centreline space of the surface of little ring tooth 17 and pitman 6 with annular seal platform 11 junctions 2for acute angle, the right-hand member diameter of little ring tooth 17 is maximum gauge, and the left end diameter of little ring tooth 17 is less than right-hand member diameter.Left end of the present invention, right-hand member all be take shown position as reference position.
In construction method of the present invention in sandwich composite wall body pre-buried several pitmans 6, in the distance of 6 of every two pitmans, be that 300-600 millimeter is suitable; Preferred scheme is: the distance between two pitmans is 500 millimeters, it saves quantity than connector of the prior art, the setting of this distance is to calculate and obtain according to many factors such as the structure of pitman 6 and load-bearing, supports, be to reach under the object of the invention prerequisite, save the preferred version of material.In figure, 8 is bodies of rod, the 14th, and through hole, 18 is first rectangle coupling bars 15,22nd, connecting screw rod, the 23rd, nut, the 24th, exterior wall die bottom plate, the 25th, exterior wall die side plate.α in figure 3it is the angle of sealing platform left end annular tooth surface and center line.

Claims (10)

1. a construction method for jointless architecture interlayer combined wall, is characterized in that: step is as follows:
1. on industrial production line, make concrete exterior wall body (1), at the upper composite heat-insulating layer (2) of exterior wall (1), a peek nonmetal pitman (6) penetrates insulation layer (2), the first anchoring body (12) on pitman (6) is inserted in exterior wall (1), ring-shaped baffle (9) on pitman (6) is positioned at the right-hand member outer edge place of insulation layer (2), annular seal platform (11) on pitman (6) is positioned at insulation layer (2), left end near insulation layer (2), the second anchoring body (13) on pitman (6) is positioned at the right-hand member outside of insulation layer (2), after maintenance exterior wall (1), form two-layer combined wall,
2. the periphery at insulation layer (2) arranges pattern plate bolster (26), form inner wall cavity (27), the length that is shorter in length than insulation layer (2) of pattern plate bolster (26), in inner wall cavity (27), concreting forms inner wall (3), pre-buried interior silk braid (21) when concreting, the length that is shorter in length than insulation layer (2) of inner wall (3), make one end lateral surface of inner wall (3) and one end lateral surface of insulation layer (2) be scalariform, the position that insulation layer (2) is longer than inner wall (3) is at least provided with a pitman (6), stripping frame (26) after maintenance inner wall (3), three layers of combined wall that formation one end is scalariform,
3. by the corresponding placement of the scalariform end of two three layers of combined walls, arranged outside template (5) at inner wall (3), template (5) is fastening by connector and inner wall, with steel cable (7) or the body of rod, pitman (6) one end is connected with the fixture in template (5) outside, form body of wall contact cavity (4), after two corresponding placements of three layers of combined wall, form gap (19), with concreting body of wall contact cavity (4) and gap (19), stripping after maintenance (5), connector and fixture, form jointless architecture interlayer combined wall.
2. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, is characterized in that: pitman (6) middle part of step described in 1. arranges ring tooth (10), and ring tooth (10) is positioned at insulation layer (2).
3. the construction method of a kind of jointless architecture interlayer combined wall according to claim 2, it is characterized in that: the angle α of the centreline space of the surface of ring tooth (10) and pitman (6) is acute angle, ring tooth (10) right-hand member diameter is maximum gauge, and the left end diameter of ring tooth (10) is less than right-hand member diameter.
4. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, is characterized in that: the first anchoring body (12) and the second anchoring body (13) shape of cross section on step pitman (6) are 1. triangle.
5. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, it is characterized in that: step 1. described upper the first anchoring body (12) arranging of pitman (6) and the second anchoring body (13) be shaped as flat-shapedly, its outboard end cross-sectional area is greater than medial extremity cross-sectional area.
6. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, is characterized in that: the step 1. external end head of described upper the second anchoring body (13) arranging of pitman (6) arranges the second rectangle coupling bar (15).
7. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, is characterized in that: the thickness of the exterior wall (1) in the architecture interlayer combined wall that 4. step obtains is less than the thickness of inner wall (3).
8. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, it is characterized in that: step 1. in the first anchoring body (12) on pitman (6) little ring tooth (17) is set, the angle α of the centreline space of the surface of little ring tooth (17) and pitman (6) with annular seal platform (11) junction 2for acute angle, the right-hand member diameter of little ring tooth (17) is maximum gauge, and the left end diameter of little ring tooth (17) is less than right-hand member diameter.
9. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, is characterized in that: step 1. in ring-shaped baffle (9) on pitman (6) be shaped as circle or polygon.
10. the construction method of a kind of jointless architecture interlayer combined wall according to claim 1, is characterized in that: the pitman (6) of step described in is 1. for several, and the distance between every two pitmans (6) is 300-600 millimeter.
CN201410285278.8A 2014-06-24 2014-06-24 A kind of construction method of jointless architecture interlayer combined wall Active CN104060714B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107143054A (en) * 2017-07-10 2017-09-08 刘方圆 The prefabricated integration assembling wall of insulation construction and house
CN107338903A (en) * 2017-08-29 2017-11-10 威海建设集团股份有限公司 Sandwich composite external wallboard tension member and its construction method
CN107718241A (en) * 2017-11-15 2018-02-23 安徽宝业建工集团有限公司 Prefabricated panel with heat preservation sandwich layer and preparation method thereof
CN110735528A (en) * 2019-03-21 2020-01-31 孔祥利 template for pouring sandwich plate in situ and mounting method

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CN202031197U (en) * 2011-02-23 2011-11-09 孟繁亮 Heat preservation wall
CN203440945U (en) * 2013-04-25 2014-02-19 上海启鹏工程材料科技有限公司 Precast concrete laminated heat-insulating wall body

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Publication number Priority date Publication date Assignee Title
CN107143054A (en) * 2017-07-10 2017-09-08 刘方圆 The prefabricated integration assembling wall of insulation construction and house
CN107143054B (en) * 2017-07-10 2023-11-07 刘方圆 Prefabricated integral assembly wall of insulation structure and house
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CN107718241A (en) * 2017-11-15 2018-02-23 安徽宝业建工集团有限公司 Prefabricated panel with heat preservation sandwich layer and preparation method thereof
CN110735528A (en) * 2019-03-21 2020-01-31 孔祥利 template for pouring sandwich plate in situ and mounting method

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