CN108130964A - A kind of construction method of assembled light concrete wall - Google Patents
A kind of construction method of assembled light concrete wall Download PDFInfo
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- CN108130964A CN108130964A CN201810059503.4A CN201810059503A CN108130964A CN 108130964 A CN108130964 A CN 108130964A CN 201810059503 A CN201810059503 A CN 201810059503A CN 108130964 A CN108130964 A CN 108130964A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
-
- 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
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
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- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a kind of construction methods of assembled light concrete wall, include the following steps：(1) pre- system wall：(2) sub- wall contraposition；(3) sub- wall connecting：Concrete is poured into a mould after sub- wall both sides installation constitution column template；Column and sub- wall are formed into entirety；Floor, beam, wall are poured integral, after the concrete strength of floor, beam reaches and tears film condition open, form removal completes one layer of wall and structure construction；(4) step (3) is repeated, successively completes building main body construction.The location adjusting device of assembled light concrete wall of the present invention can be quickly in place, and the accurately verticality of adjustment wall and horizontal position, fixed wall reach the construction of mechanization Fast Installation.Good integrity, the excellent earthquake resistance of building structure between wall and between wall and column.
Description
Technical field
The present invention relates to a kind of construction technology of assembled light concrete wall, suitable for the construction wall of frame structure
Construction.
Background technology
Traditional wall construction technique, is generally built by laying bricks or stones using common brick, Dinas brickes, air-entrained concrete building block etc..These
There are many deficiencies for common materials for wall：
(1) common brick refers to solid clay brick, and because it destroys arable land in process of production, waste of resource pollutes environment, at present
Country takes the measure forbidden to protect farmland and environment；
(2) Dinas brickes is using sand and lime as primary raw material, allows to mix pigment and additive, prepare, press through blank
Type, the common Dinas brickes formed through autoclave curing is made, sanded brick surfacing is smooth, poor with the bonding of mortar, easily makes
It cracks into gaul.Absorption speed is slow, blocked up coat of plaster, be easy to cause mortar trickling cracking.Build rear and mortar bonding by laying bricks or stones
Intensity is not high, causes masonry shear strength relatively low, influences the use in earthquake protection area to a certain extent.
(3) air-entrained concrete building block is using calcareous material (cement or lime), siliceous material (sand or flyash etc.)
With foaming agent (generally use aluminium powder) through water is added to be chemically reacted under high-temperature steam curing hydrothermal condition, generation silicate support is vigorous
Mo Laishi etc., forms the lightweight entirety with uniform gas cell distribution, and porosity is up to 70%~80%.Since porosity is very big,
Its effective loaded area is made to reduce, therefore intensity is generally all than relatively low.Due to there is no skeleton soil, aquation in air entrained concrete
The crystallization degree of product is higher, and plastic deformation is small, therefore without apparent crackle before stress destruction, once it is cracked, it will
It bursts apart immediately destruction, this is different from the property of normal concrete, therefore the elasticity modulus of air entrained concrete is less than common coagulation
Soil.Aerated concrete products are light materials, are used as materials for wall, and the quality of unit area is smaller, therefore its sound-insulation capability
It is low.
Above-mentioned three kinds of common material masonry panels, there are technique backwardness, need largely manually to carry out to remove brick, slurrying,
Build by laying bricks or stones, brooming, plaster etc., process is more, and mechanization degree is low, inefficiency, in the horizontal irregular situation of craftsmanship
Under, construction quality is difficult to be protected, and faces working at height danger again.To solve the above-mentioned problems, it is proposed that a kind of dress
The construction technology of lightweight concrete wall with formula.
Invention content
The present invention provides a kind of construction technology of assembled light concrete wall, suitable for the building wall of frame structure
Body construction, by precast wall body, lifting wall, effective connection of wall and column, beam, floor can realize that building is quickly applied
Work.
To achieve these goals, present invention employs following technical schemes：A kind of assembled light concrete wall
Construction method includes the following steps：
(1) pre- system wall：Building masonry wall is resolved by several sub- walls according to architecture construction figure, sub- wall it
Between be reserved with last-cost joint gap width, prefabricated cob wall body and leave a door unlocked in advance on sub- wall, window, hole, sub- wall is equipped with and external ties
The reserved tension rib of structure connection, tension rib extends outwardly inside sub- wall to be exposed to except sub- wall, and sub- wall top is equipped with
The extruded sheet separated with floor, beam；
(2) sub- wall contraposition：Small pot with a handle and a spout for boiling water or herbal medicine wall is played, the verticality and levelness of sub- wall are adjusted using location adjusting device；
(3) sub- wall connecting：It is simultaneously levelling that the installation site of sub- wall is laid with one layer of 2~3cm waterproofs mortar, sub- wall it
Between by constructional column requirement arrange vertical muscle and stirrup, tension rib and the vertical muscle of constructional column that sub- wall is reserved, stirrup binding are into whole
Body pours into a mould the concrete of constructional column strength grade after the installation constitution column template of both sides；The tension rib and adjacent bonds that sub- wall is reserved
The vertical muscle of structure column, stirrup binding, install column template, are poured into a mould using the concrete of structural column strength grade requirement, by column and wall
It is formed whole；Extruded sheet is installed on sub- wall top, installation upper floor plate, beam forms and reinforcing bar pour into a mould floor and beam coagulation
Soil, floor, beam, wall are poured it is integral, after the concrete strength of floor, beam reaches and tears film condition open, remove positioning adjust dress
It puts, removes construction column template, structure column template, upper strata floor and beam forms, complete one layer of wall and structure construction；
(4) step (3) is repeated, successively completes building main body construction.
Sub- wall is prefabricated to be included the following steps：According to sub- wall and door, window, dimension of opening, installed on smooth location
Bed die, surrounding template and opening mould plate, form height is suitable with the thickness of sub- wall, and sub- wall belongs to the Ying Ding of exterior wall
End and bottom end installation grooving template, pour successively first layer lightweight concrete, setting first layer cracking resistance muscle, first layer tension rib,
Light sandwich layer, second layer tension rib, second layer cracking resistance muscle, pre-embedded pipe, oblique cutting reinforcing bar, cast second layer lightweight concrete,
Form removal after levelling and maintenance reaches 80% to intensity.
Pre-buried hanging ring in sub- wall is additionally included in the prefabrication step of sub- wall.
First layer or second layer lightweight concrete are using coarse aggregate of the light-weight aggregate as concrete, using fine sand, flyash
It as fine aggregate, is formed with cement mixing, more than intensity C15, density is in 1800kg/m3Below.
First layer tension rib or second layer tension rib are arranged along the long side of sub- wall by 0.5 meter of spacing.
A diameter of 8 millimeters of oblique cutting reinforcing bar, spacing are 0.3 meter.
It is additionally included in the prefabrication step of sub- wall in sub- wall and reserves multigroup screw hole through walls, screw hole two through walls is
One group, respectively on the same straight line of sub- wall length direction, the location adjusting device can have multigroup, and every group includes
Two wall end adjusters and a ground surface end adjuster, install wall end adjuster, on ground respectively in two screw holes through walls
Ground surface end adjuster is installed, ground surface end adjuster and two wall end segment devices are supportted respectively using oblique connection strut and horizontal connection
Bar is hingedly connected together, and rotating horizontal connection strut and oblique connection strut makes the horizontal and vertical degree of sub- wall.
Cracking resistance muscle is process using the steel wire or bar-mat reinforcement of fenestral fabric and is covered in entire metope, two layers of cracking resistance
Spacing between muscle is 5-15cm.
Sub- wall top is provided with the tongue and groove of outer recessed convex, the tongue and groove of the bottom end setting evagination indent of sub- wall.
Lightweight concrete used by the assembled light concrete wall of the present invention has porous structure light material,
Moisture is continuously replenished in hydration reaction in the water absorbing properties that this structure has, so as to form one between cement and coarse aggregate
The impermeability of lightweight concrete is improved at a closely knit interface, and porous material also has thermal and insulating performance in itself, and in wall
Setting light sandwich layer in vivo, can use up a step reduces the dead weight of wall, and can improve the sound insulation, heat preservation, heat-proof quality of wall.
Assembled light concrete wall uses prefabrication mode, and precision is high, realizes mechanization continuous production, no
But labor intensity is low, and production efficiency is high, and surface of wall is smooth, and without plaster, construction quality is good；Wall size can be according to not
Arbitrarily adjusted with position, the door-window opening on wall, pipeline, wire box etc. can according to design drawing in prefabrication process into
Row is default and pre-buried, and the pipeline for being significantly reduced traditional wall installs fluting, pipe laying and mends the constructions such as slot, and do not produce substantially
Raw building waste, the various processes that the scene that is greatly reduced passes conventional construction method are interlocked, and reduce the safety wind of site operation
Danger.
The location adjusting device of assembled light concrete wall can be quickly in place, and accurately the verticality of adjustment wall and
Horizontal position, fixed wall reach the construction of mechanization Fast Installation.Wall by the vertical muscle of reserved tension rib and constructional column,
It is poured into a mould after stirrup binding integral；The tension rib that wall is reserved and column, which are indulged, to be poured into a mould after muscle, stirrup binding integral, improves wall
Globality between body and between wall and column；Separated by installing extruded sheet on wall top with floor, beam, improvement is built
The anti-seismic performance of building structure.
Description of the drawings
Fig. 1 is the layered structure schematic diagram of the assembled light concrete wall of the present invention.
Fig. 2 a are sectional schematic diagram of the assembled light concrete wall of present invention when as exterior wall.
Fig. 2 b are bow direction view of the assembled light concrete wall of present invention when as exterior wall.
Fig. 2 c are showing when the assembled light concrete wall of the present invention uses location adjusting device when as exterior wall
It is intended to.
Fig. 3 a are sectional schematic diagram of the assembled light concrete wall of present invention when as interior wall or partition wall.
Fig. 3 b are bow direction view of the assembled light concrete wall of present invention when as interior wall or partition wall.
The assembled light concrete wall that Fig. 3 c are the present invention uses location adjusting device when as interior wall or partition wall
When schematic diagram.
Fig. 4 is delay-pour joint schematic diagram between assembled light concrete wall and wall.
Fig. 5 is assembled light concrete wall and structural column connection diagram.
Assembled light concrete walls 1, second layer lightweight concrete 2, second layer cracking resistance muscle 3, light sandwich layer 4, first
Layer cracking resistance muscle 5, hanging ring 6, tension rib 7 reserve screw hole 8 through walls, and first layer lightweight concrete 9 stays Sunken wire tube 10, oblique cutting muscle
11, wall top tongue and groove 12, wall bottom end tongue and groove 13, upper strata floor slab bottoms tongue and groove 14, lower floor's floor slab tops tongue and groove 15, upper strata
Floor 16, lower floor's floor 17, extruded sheet 18, wall end adjuster 19, oblique continuous strut 20, ground surface end adjuster 21, horizontal direction
Continuous strut 22, stirrup 23 indulge muscle 24, the concrete 25 of constructional column strength grade, the concrete 26 of structural column strength grade.
Specific embodiment
By prefabricated and installation specification for 290cm*430cm*20cm exterior walls, to illustrate the specific embodiment party of the present invention
Formula.
1st, pre- system wall：Building masonry wall is resolved by several sub- walls according to architecture construction figure, between sub- wall
Last-cost joint gap width is reserved with, reserves the last-cost joint gap width 0.3m connected between sub- wall, the appearance ruler of two sub- walls 1
Very little is 290cm*200cm*20cm.
2nd, the sub- wall step of prefabricated lightweight concrete is as follows：
(1) layer of plastic film is laid on smooth prefabricated place as end template, is made in the way of " lying low "
And the template of sub- wall surrounding is installed, form height presses the thickness 20cm of wall, leave a door unlocked in advance on sub- wall, window, hole.Such as figure
Shown in each figures of 2a~2c, when group wall is exterior wall, setting wall top tongue and groove 12, installation when sub- wall upper end template is installed
Wall bottom end tongue and groove 13 is set during sub- wall lower end template；
(2) cast first layer lightweight concrete 9, thickness 5cm, lightweight concrete is using light-weight aggregate as the thick of concrete
Aggregate using fine sand, flyash as fine aggregate, is formed with cement mixing, addition account for concrete batching gross mass for 0.5~
1% water-reducing agent and 8~12% impervious agent, more than intensity C15, density is in 1800kg/m3Below.Wherein water-reducing agent and anti-
Penetration enhancer uses conventional existing water-reducing agent and impervious agent then.
(3) first layer cracking resistance muscle 5, steel wire diameter 5mm, grid spacing 10cm*10cm are completely spread；
(4) installation first layer tension rib 7, specification are the screw-thread steel of diameter 16mm, length 60cm, enter wall 35cm, exposed
25cm is arranged along sub- wall long side by 0.5m spacing；
(5) two hanging rings 6 are installed, spacing 1m, using 18 reinforcing bar of diameter, length runs through wall long side；
(6) installation light sandwich layer 4, apparent size 230cm*140cm*10cm, material uses polystyrene extruded plastic
Plate has heat preservation, heat-insulated, fire protecting performance.
(7) installation second layer tension rib 7, specification are the screw-thread steel of diameter 16mm, length 60cm, enter wall 35cm, exposed
25cm is arranged along sub- wall long side by 0.5m spacing；
(8) second layer cracking resistance muscle 5, steel wire diameter 5mm, grid spacing 10cm*10cm are completely spread；
(9) pre-embedded pipe 10；
(10) oblique cutting reinforcing bar 11 is required, using diameter 8mm reinforcing bars, spacing 0.3m
(11) cast second layer lightweight concrete 2, levelling, thickness 5cm, lightweight concrete uses haydite concrete, prepares
Intensity is C15；
(12) form removal after reaching 80% to intensity is conserved, is stacked after number neat.
3rd, sub- wall lifting and installation, step are as follows：
(1) when lower floor's floor 17 is poured into a mould, branch film and pour into a mould form lower floor's floor slab tops tongue and groove 15, with sub- wall bottom end
Tongue and groove 13 corresponds to；
(2) it is levelling to be laid with one layer of 2~3cm waterproof mortar；
(3) the sub- wall 1 accordingly numbered using tower crane lifting, the hanging ring 6 of crane hook and sub- wall 1 are interlocked, and lifting is simultaneously
It falls on predetermined installation site；
(4) the installation wall end adjuster 19 on reserved screw hole through walls 8, the installation ground surface end adjuster 21 on ground,
The wall end adjuster 19 on top is connected with ground surface end adjuster 21 using oblique continuous strut 20, the wall end adjuster in lower part
19 are connected with ground surface end adjuster 21 using horizontal continuity strut 22, continuous strut and are between the adjuster at its both ends
Articulated connection, by the verticality and levelness of revolving the i.e. adjustable positioning wall of continuous strut.
(5) suspension hook is unloaded, completes lifting.
4th, the connection of sub- wall, step are as follows：
Last-cost joint gap between (1) two width wall arranges vertical muscle 24 and stirrup 23 between sub- wall by constructional column requirement,
The tension rib 7 that sub- wall is reserved binds integral, cast more than C30 intensity after the installation form of both sides with vertical muscle 24, stirrup 23
Concrete；
(2) tension rib that sub- wall is reserved indulges muscle 24 with adjacent pillars, stirrup 23 is bound, and column template is installed, using structural column
The concrete 26 of strength grade requirement is poured into a mould, and column and wall are formed entirety；
(3) extruded sheet 18, thickness 5cm are installed on sub- wall top, the template and reinforcing bar of installation upper floor plate 16 are poured
Upper strata floor 16, sub- wall 1 are poured integral, one layer of wall of completion and structure construction by concrete；
(4) step (3) is repeated, successively completes building main body construction.
5th, after concrete strength reaches and tears film condition open, remove the continuous strut 22 of horizontal direction, oblique continuous strut 20,
Face end adjuster 21, metope end adjuster 19 remove construction template, column template, floor and beam forms, complete construction.
Claims (9)
1. a kind of construction method of assembled light concrete wall, which is characterized in that include the following steps：
(1) pre- system wall：Building masonry wall is resolved by several sub- walls according to architecture construction figure, is reserved between sub- wall
Have a last-cost joint gap width, prefabricated cob wall body and leave a door unlocked in advance on sub- wall, window, hole, sub- wall is equipped with and connect with external structure
Reserved tension rib, tension rib extends outwardly inside sub- wall to be exposed to except sub- wall, sub- wall top be equipped with floor,
The extruded sheet that beam separates；
(2) sub- wall contraposition：Small pot with a handle and a spout for boiling water or herbal medicine wall is played, the verticality and levelness of sub- wall are adjusted using location adjusting device；
(3) sub- wall connecting：Installation site one layer of 2~3cm waterproofs mortar of laying of sub- wall is simultaneously levelling, and structure is pressed between sub- wall
The vertical muscle of column requirement arrangement and stirrup are made, tension rib and the vertical muscle of constructional column that sub- wall is reserved, stirrup binding are integral, both sides peace
The concrete of constructional column strength grade is poured into a mould after assembling structure column template；The tension rib that sub- wall is reserved is vertical with adjacent structure column
Muscle, stirrup binding, install column template, are poured into a mould using the concrete of structural column strength grade requirement, and column and wall are formed entirety；
Extruded sheet is installed on sub- wall top, installation upper floor plate, beam forms and reinforcing bar pour into a mould floor and beam concrete, by floor,
Beam, wall pour it is integral, after the concrete strength of floor, beam reaches and tears film condition open, remove location adjusting device, remove construction
Column template, structure column template, upper strata floor and beam forms complete one layer of wall and structure construction；
(4) step (3) is repeated, successively completes building main body construction.
2. the construction method of assembled light concrete wall according to claim 1, which is characterized in that sub- wall is prefabricated
Include the following steps：According to sub- wall and door, window, dimension of opening, bed die, surrounding template and hole are installed on smooth location
Mouth template, form height is suitable with the thickness of sub- wall, sub- wall belong to exterior wall should top and bottom end installation grooving template,
First layer lightweight concrete, setting first layer cracking resistance muscle, first layer tension rib, light sandwich layer, second layer drawknot are poured successively
Muscle, second layer cracking resistance muscle, pre-embedded pipe, oblique cutting reinforcing bar, cast second layer lightweight concrete, levelling and maintenance to intensity reach
Form removal after 80%.
3. the construction method of assembled light concrete wall according to claim 2, which is characterized in that sub- wall it is pre-
Pre-buried hanging ring in sub- wall is additionally included in step processed.
4. the construction method of assembled light concrete wall according to claim 2, which is characterized in that first layer or
Two layers of lightweight concrete, using fine sand, flyash as fine aggregate, are stirred using coarse aggregate of the light-weight aggregate as concrete with cement
It mixes, more than intensity C15, density is in 1800kg/m3Below.
5. the construction method of assembled light concrete wall according to claim 2, which is characterized in that first layer drawknot
Muscle or second layer tension rib are arranged along the long side of sub- wall by 0.5 meter of spacing.
6. the construction method of assembled light concrete wall according to claim 2, which is characterized in that oblique cutting reinforcing bar
A diameter of 8 millimeters, spacing is 0.3 meter.
7. the construction method of assembled light concrete wall according to claim 1, which is characterized in that sub- wall it is pre-
It is additionally included in step processed in sub- wall and reserves multigroup screw hole through walls, screw hole two through walls is one group, respectively positioned at sub- wall
On the same straight line in body length direction, the location adjusting device can have it is multigroup, every group include two wall end adjusters and one
A ground surface end adjuster installs wall end adjuster respectively in two screw holes through walls, and ground surface end adjuster, ground are installed on ground
Face end adjuster is hingedly connected together with two wall end segment devices using oblique connection strut and horizontal connection strut respectively, is rotated
Horizontal connection strut and oblique connection strut make the horizontal and vertical degree of sub- wall.
8. the construction method of assembled light concrete wall according to claim 1, it is characterised in that：Cracking resistance muscle uses
The steel wire or bar-mat reinforcement of fenestral fabric are process and are covered in entire metope, and the spacing between two layers of cracking resistance muscle is 5-
15cm。
9. the construction method of assembled light concrete wall according to claim 2, it is characterised in that：Sub- wall top
It is provided with the tongue and groove of outer recessed convex, the tongue and groove of the bottom end setting evagination indent of sub- wall.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810059503.4A CN108130964A (en) | 2018-01-22 | 2018-01-22 | A kind of construction method of assembled light concrete wall |
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| CN201810059503.4A CN108130964A (en) | 2018-01-22 | 2018-01-22 | A kind of construction method of assembled light concrete wall |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505352A (en) * | 2018-11-29 | 2019-03-22 | 仇国辉 | Integrated hollow wall assembly construction technology synchronous with concrete frame structure |
| CN109853785A (en) * | 2019-01-22 | 2019-06-07 | 河南聚誉帆工程技术咨询有限公司 | Assembled integral fills partition wall and fabrication and installation method |
| CN110451890A (en) * | 2019-08-27 | 2019-11-15 | 广东粤腾建设有限公司 | The impervious leakage-proof construction method of secondary structure |
| CN111764538A (en) * | 2020-07-22 | 2020-10-13 | 华北水利水电大学 | Assembled building wall with easily install node |
| CN113931350A (en) * | 2021-10-29 | 2022-01-14 | 中铁三局集团建筑安装工程有限公司 | Construction method of composite light sandwich partition wall |
| CN115162556A (en) * | 2022-07-13 | 2022-10-11 | 福建省荣德胜建筑科技股份有限公司 | External wall panel assembling method synchronously constructed with main structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505352A (en) * | 2018-11-29 | 2019-03-22 | 仇国辉 | Integrated hollow wall assembly construction technology synchronous with concrete frame structure |
| CN109853785A (en) * | 2019-01-22 | 2019-06-07 | 河南聚誉帆工程技术咨询有限公司 | Assembled integral fills partition wall and fabrication and installation method |
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| CN113931350A (en) * | 2021-10-29 | 2022-01-14 | 中铁三局集团建筑安装工程有限公司 | Construction method of composite light sandwich partition wall |
| CN115162556A (en) * | 2022-07-13 | 2022-10-11 | 福建省荣德胜建筑科技股份有限公司 | External wall panel assembling method synchronously constructed with main structure |
| CN115162556B (en) * | 2022-07-13 | 2023-10-27 | 福建省荣德胜建筑科技股份有限公司 | External wall panel assembly method for synchronous construction with main body structure |
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