CN109339276A - Rammed earth wall construction and its formwork and construction method - Google Patents

Rammed earth wall construction and its formwork and construction method Download PDF

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Publication number
CN109339276A
CN109339276A CN201811137668.5A CN201811137668A CN109339276A CN 109339276 A CN109339276 A CN 109339276A CN 201811137668 A CN201811137668 A CN 201811137668A CN 109339276 A CN109339276 A CN 109339276A
Authority
CN
China
Prior art keywords
wall
rammed earth
construction
formwork
brick
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
CN201811137668.5A
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Chinese (zh)
Inventor
熊来旺
刘昌彬
张振礼
程波
柳俊
鲍海亮
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.)
Shanghai Construction No 2 Group Co Ltd
Original Assignee
Shanghai Construction No 2 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 Shanghai Construction No 2 Group Co Ltd filed Critical Shanghai Construction No 2 Group Co Ltd
Priority to CN201811137668.5A priority Critical patent/CN109339276A/en
Publication of CN109339276A publication Critical patent/CN109339276A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/04Portland cements
    • 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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/08Forms, which are completely dismantled after setting of the concrete and re-built for next pouring

Abstract

The present invention provides a kind of rammed earth wall construction and its formwork and construction method, the rammed earth wall construction are provided with wildcard reinforcing bar in the loam wall including ground top beam, brick wall, loam wall and the capping beam set gradually.The formwork, the wall form including the setting of two pieces of relative spacings, the outside spacers of wall form are provided with wall form and erect stupefied, erect stupefied outside spacers in wall form and be provided with table, the wall form across two pieces of relative spacings is provided with split bolt.The construction method includes construction ground top beam, brick wall, wildcard reinforcing bar;Formwork is built based on brick wall and/or ground top beam;Rammed earth material is filled in formwork by predetermined thickness and carries out compaction in layers rammed earth layer formation loam wall;It constructs on rammed earth layer after compacting pit, and/or hair pulling treatment is carried out to the upper surface of the rammed earth layer after compacting;In rammed earth coping construction capping beam;Remove formwork;In the external coating protective film of loam wall.The present invention can be improved the stability, intensity and corrosion resistance of rammed earth wall construction.

Description

Rammed earth wall construction and its formwork and construction method
Technical field
The present invention relates to technical field of buildings, in particular to a kind of rammed earth wall construction and its formwork and construction method.
Background technique
In technical field of buildings, soil body wall includes adobe wall and loam wall.Wherein loam wall is the branch using loam wall Mould fills earth material in formwork, manually tamps earth material, then toward the first layer earth material upper berth second layer earth material of compacting, continues to ram Real, method constantly fills earth material or else disconnected compacting like this, tamps and completes until the loam wall in entire formwork, then by rammed earth mould Plate is dismantled.The distinguishing feature of loam wall is exactly ecological, environmental protective, and ashes to ashes is nearly free from building waste.But traditional loam wall, Its structure be directly constructed based on ground or ground, so as to cause loam wall structural stability and intensity compared with Difference, in addition, its filling earth material of traditional loam wall is only native powder, bill of materials one, so as to cause the tough of the loam wall after construction Property insufficient, intensity is poor and the defect of the lower difference of corrosion resistance.In traditional loam wall work progress, layer and layer rammed earth Connectivity is poor, poor so as to cause the overall stability of loam wall.And the formwork of traditional loam wall, generally comprise wallboard and The support column being obliquely installed on the outside of wallboard is set, construction space is not only taken up, the stability for also resulting in formwork is poor.
Summary of the invention
The object of the present invention is to provide a kind of rammed earth wall construction and its formwork and construction methods, to improve loam wall Stability, intensity and the corrosion resistance of structure.
In order to solve the above technical problem, the present invention provides a kind of rammed earth wall constructions, including ground top beam, the brick set gradually Wall, loam wall and capping beam are provided with wildcard reinforcing bar in the loam wall.
Further, rammed earth wall construction provided by the invention, the brick wall are made of building wall brick, and the building wall brick is Clay brick, shale brick, colliery wastes brick, flyash brick, Dinas brickes or concrete brick.
Further, rammed earth wall construction provided by the invention, the capping beam are enclosed with steel plate.
Compared with prior art, rammed earth wall construction provided by the invention not only includes loam wall itself, further includes that setting exists Ground top beam below loam wall and the capping beam being arranged in above loam wall, to improve company of the loam wall between ground Stability and intensity are connect, and improves the corrosion resistance between loam wall and base node, and improve loam wall and its Structural stability and intensity between the building of top, and improve corrosion-resistant between loam wall and its top building node Property.It is provided with wildcard reinforcing bar in loam wall, further improves the strength and stability of rammed earth wall construction.In loam wall plucked instrument One of brick wall structure is set between top beam, the connective stability of loam wall and brick wall can be increased, loam wall is avoided directly to construct When on ground top beam, caused by rigidity defect.
In order to solve the above-mentioned technical problem, between the present invention also provides a kind of formworks of rammed earth wall construction, including two pieces opposite Every the wall form of setting, the outside spacers of the wall form are provided with wall form and erect stupefied, are erected between stupefied outside in the wall form Every being provided with table, the wall form across two pieces of relative spacings is provided with split bolt.
Further, formwork provided by the invention, the wall form are steel plate, solid wood board or sandwich plate.
Further, formwork provided by the invention, the wall form erect stupefied for flitch.
Further, formwork provided by the invention, the table are steel pipe.
Compared with prior art, the formwork of rammed earth wall construction only includes that wall form, wall form erect stupefied, table and to drawing spiral shell Bolt.It has the advantages that structure is simple.Split bolt can guarantee the stability of wall form, can when so that loam wall being constructed Resist the active force of hammering compacting loam wall.Formwork of the invention is not take up the external working space of loam wall, has knot Structure advantage more compact.
In order to solve the above-mentioned technical problem, the present invention also provides a kind of construction method of rammed earth wall construction,
Construction ground top beam, brick wall;
In rammed earth wall displacement to be onstructed, wildcard reinforcing bar is set;
The formwork such as above-mentioned rammed earth wall construction is built based on brick wall and/or ground top beam;
Rammed earth material is filled in formwork by predetermined thickness and carries out compaction in layers rammed earth layer formation loam wall;
It constructs on rammed earth layer after compacting pit, and/or hair pulling treatment is carried out to the upper surface of the rammed earth layer after compacting;
In rammed earth coping construction capping beam;
Remove formwork;
In the external coating protective film of loam wall.
Further, the present invention provides the construction method of rammed earth wall construction, and after removing formwork, split bolt is removed in repairing The hole left in loam wall.
Further, the present invention provides the construction method of rammed earth wall construction, adds following material in the rammed earth material And its ingredient of proportion:
Compared with prior art, the implementation method of loam wall of the invention not only has above-mentioned rammed earth wall construction and formwork Technical effect, also have the effect of increasing the cohesive force between rammed earth layer and rammed earth layer, to make the compacting effect of loam wall More preferably.The external coating protective film of loam wall after construction, can further increase the corrosion resistance of loam wall.
Detailed description of the invention
Fig. 1 is the schematic diagram of the rammed earth wall construction of one embodiment of the invention;
Fig. 2 is the structural schematic diagram of the loam wall structure formwork of one embodiment of the invention.
It is as shown in the figure:
100, rammed earth wall construction, 110, top beam, 120, brick wall, 130, loam wall, 131, wildcard reinforcing bar, 140, bear down on one Beam, 141, steel plate;
200, formwork, 210, mould wallboard, 220, wall form erect stupefied, 230, table, 240, split bolt.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
Embodiment one
Referring to FIG. 1, the present embodiment one provides a kind of rammed earth wall construction 100, including ground top beam 110, the brick set gradually Wall 120, loam wall 130 and capping beam 140 are provided with wildcard reinforcing bar 131 in the loam wall 130.Wherein, brick wall 120 is by building Walling brick is constituted, and the building wall brick can be clay brick, shale brick, colliery wastes brick, flyash brick, Dinas brickes or concrete Brick.Wherein the length and specification of wildcard reinforcing bar 131 can make appropriate choice according to actual needs.Such as wildcard reinforcing bar 131 Specification be 12@500mm of Φ.
In order to further increase the strength and stability of capping beam and its top building structure, one capping beam of the present embodiment 140 are enclosed with steel plate 141.
130 structure 100 of loam wall that the present embodiment one provides not only includes loam wall 130 itself, further includes that setting is being rammed The ground top beam 110 of 130 lower section of cob wall and the capping beam 140 that 130 top of loam wall is arranged in, exist to improve loam wall 130 Connective stability and intensity between ground, and the corrosion resistance between loam wall 130 and base node is improved, and The structural stability and intensity between loam wall 130 and its top building are improved, and improves loam wall 130 and its top Build the corrosion resistance between node.It is provided with wildcard reinforcing bar 131 in loam wall 130, further improves 130 knot of loam wall The strength and stability of structure 100.One of brick wall, 120 structure in 130 plucked instrument of loam wall is set between top beam 110, rammer can be increased The connective stability of cob wall 130 and brick wall 120, avoid loam wall 130 directly construction on ground top beam 110 when, caused by just Property defect.
The rammed earth wall construction 100 that the present embodiment one provides, also has the following technical effects.
One, cheap.It may be implemented to gather materials on the spot, save a large amount of transportaion and communication expenses and material cost expense.
Two, simple process.Construction technology is easy to learn, easily promotes.
Three, good integrity.With good fire resistance, durability and corrosion resistance.
Four, ecological, environmental protective.Primary raw material is soil, is taken at nature and is melted into ecology, environment friendly and pollution-free to surrounding enviroment.
Embodiment two
Referring to FIG. 2, the present embodiment two provides a kind of formwork 200 of the rammed earth wall construction 100 of above-described embodiment one, including The wall form 210 of two pieces of relative spacings setting, the outside spacers of the wall form 210 are provided with wall form and erect stupefied 220, described The outside spacers that wall form erects stupefied 220 are provided with table 230, are provided with across the wall form 210 of two pieces of relative spacings to drawing spiral shell Bolt 240.
Wherein wall form 210 can be steel plate, solid wood board or sandwich plate.Sandwich plate is, for example, nine clamping plates.
It can be flitch that wherein wall form, which erects stupefied 220,.
Wherein table 230 can be steel pipe.
In order to guarantee formwork 200 structural stability resistance to stress intensity, the specification of the flitch of the present embodiment two uses 50 × 100 flitches, the spacing setting of flitch are no more than 300mm, and steel pipe specification is Φ 48 × 3.2.Two steel are arranged in per pass table 230 Pipe, the spacing of steel pipe are 500mm, and the diameter of split bolt 240 is Φ 14.
For the ease of demoulding, release oil layer is coated in the inner surface of wall form 210.The color of mould oil is preferably nature Color pollutes metope to avoid penetrating into loam wall.
The formwork 200 of the rammed earth wall construction 100 of the present embodiment two only erects stupefied 220, table including wall form 210, wall form 230 and split bolt 240.It has the advantages that structure is simple.Split bolt 240 can guarantee the stability of wall form 210, with When loam wall 130 being made to construct, the active force of hammering compacting loam wall 130 can be resisted.Formwork 200 of the invention is not take up rammed earth The external working space of wall 130, has the advantages that structure is more compact.
Embodiment three
The present embodiment three provides a kind of construction method of above-mentioned rammed earth wall construction 100, the loam wall based on embodiment one Structure 100 and formwork 200, including
Step 1, construction ground top beam 110 and brick wall 120;
Wildcard reinforcing bar 131 is arranged in 130 position of loam wall to be onstructed in step 2;
Step 3, the formwork that the rammed earth wall construction 100 as implemented two is built based on brick wall 120 and/or ground top beam 110 200;
Soil body material is filled in progress compaction in layers rammed earth layer formation loam wall in formwork 200 by predetermined thickness by step 4 130;
It constructs in step 5, the rammed earth layer after compacting pit, and/or the upper surface of the rammed earth layer after compacting is drawn Hair processing;
Step 6, loam wall 130 top construct capping beam 140;
Step 7 removes formwork 200;
Step 8, the external coating protective film in loam wall 130.
The implementation method for the loam wall 130 that the present embodiment three provides not only has above-mentioned rammed earth wall construction 100 and formwork 200 technical effect also has the effect of increasing the cohesive force between rammed earth layer and rammed earth layer, to make the rammer of loam wall 130 Actual effect fruit is more preferable.The external coating protective film of loam wall 130 after construction, can further increase the corrosion resistant of loam wall 130 Corrosion energy.
The present embodiment three provides the construction method of rammed earth wall construction 100, and after removing formwork 200, repairing is removed to drawing spiral shell The hole that bolt 240 leaves in loam wall 130.
In order to further increase the stability, intensity and corrosion resistance of loam wall 130, the present embodiment three provides loam wall knot The construction method of structure 100 adds the ingredient of following material and its proportion in soil body material.The title material of addition is matched when Its purposes such as the following table 1.
Table 1
Wherein, cement preferably uses portland cement, has the advantages that lightweight.The present embodiment three is in traditional loam wall Soil body material in add reinforcing bar, soil-solidified-agent, portland cement, fiber filament, lime come improve rammed earth wall construction intensity, Corrosion resistance and service life.Wherein the reinforcing bar in table 1 is the wildcard reinforcing bar 131 of above-described embodiment one.
In the present embodiment three, the adaptation step of soil body material and ingredient is as follows:
Soil body material and ingredient are mixed to form solidified earth, construct loam wall when, filling solidification moves up in formwork.
Soil body material chooses the clay of different colours, there is not allowed that bulk stone and sillar, are then pulverized and sieved, no There must be blocking earth material to occur.Measure about four times by reality side and take native (solidified earth), can divide and get ready several times, dry in the air to natural moisture content with Under.
Prepare 6%/50kg of curing agent, 425 cement of silicate presses 20%/50kg, fiber filament 20kg/m3, lime 7%/ The ratio of 50kg.
Booth cloth is carried out, cement, fiber filament, lime is controlled by soil amount when spreading out cloth and mixes with amount, guarantee thickness and width, Surface should not no blank position, also without the position of cement, fiber filament, lime undue concentration, plane makes every effort to smooth.Expected at booth Oversize grain and other sundries should be picked up and be removed, then mixed and stirred with mixer by Cheng Zhong, form composite soil.
The amount for answering moisturizing is calculated according to natural moisture content, and the dosage of curing agent is calculated according to the amount of soil, it then will solidification It is stirred evenly in agent incorporation water, forms curing agent solution.Curing agent solution is uniformly sprayed on composite soil, then row mixes and stirs, until It is even, it stacks stand-by.Expect between materials for complete no more than 4 hours.
Stock (i.e. the mixture of soil body material and ingredient) is filled in template, mono- layer of about 10cm, it is first quickly whole to ram It hits one time, then rams both sides at a slow speed, pay special attention to the compacting of corner portion.
The compacting sequence of first layer is, outside in, is rammed at rectangular-ambulatory-plane first surrounding rear center from outside to inside.When ramming It keeps continuous between tamping point, do not leak rammer, reach 95% compactness.Use wedge angle hammer on rammed earth surface after the completion of first layer building Pit slot is got, to guarantee the bonding between upper layer and lower layer rammed earth.There is special messenger to clear up the surface dust on template side after being rammed neat, Surface dust after cleaning can be placed on centre, health of sprinkling water.First the surface layer plucking that last time is rammed soil (should be used in the past banketing next time Rake building is once), it then sprinkles water, water be not spread across in template by when watering.Then it bankets for the second time, carries out second layer rammer The construction of real layer.The sequence of " first intermediate and then both sides " should be followed in compacting construction more than the second layer, that is, from the centre of soil Start, terminates from the edge of template.
Note:
Compacting cannot be segmented compacting for successively compacting.
It centainly first loosens the soil when connecing batch in joint part, or together when joint part stays some loosened soil etc. to banket next time Compacting.
Corner not connect stubble centainly.
Demoulding: demoulding two days later repairs screw hole with specific purpose tool.
Protective film: a low two sides loam wall privacy protection film is brushed in or so demoulding the latter week.
The present invention is not limited to above-mentioned specific embodiment, all made various changes within the spirit and scope of the present invention And retouching, it is within the scope of the present invention.

Claims (10)

1. a kind of rammed earth wall construction, which is characterized in that described including ground top beam, brick wall, loam wall and the capping beam set gradually Wildcard reinforcing bar is provided in loam wall.
2. rammed earth wall construction as described in claim 1, which is characterized in that the brick wall is made of building wall brick, the building Wall brick is clay brick, shale brick, colliery wastes brick, flyash brick, Dinas brickes or concrete brick.
3. rammed earth wall construction as described in claim 1, which is characterized in that the capping beam is enclosed with steel plate.
4. a kind of formwork of rammed earth wall construction as described in claim 1, which is characterized in that the wall including the setting of two pieces of relative spacings Template, the outside spacers of the wall form are provided with wall form and erect stupefied, erect stupefied outside spacers in the wall form and be provided with wall Hoop, the wall form across two pieces of relative spacings are provided with split bolt.
5. formwork as claimed in claim 4, which is characterized in that the wall form is steel plate, solid wood board or sandwich plate.
6. formwork as claimed in claim 4, which is characterized in that the wall form erects stupefied for flitch.
7. formwork as claimed in claim 4, which is characterized in that the table is steel pipe.
8. a kind of construction method of rammed earth wall construction as described in claim 1, which is characterized in that
Construction ground top beam, brick wall;
In rammed earth wall displacement to be onstructed, wildcard reinforcing bar is set;
The formwork of the rammed earth wall construction as described in any one of claim 4 to 7 is built based on brick wall and/or ground top beam;
Soil body material is filled in formwork by predetermined thickness and carries out compaction in layers rammed earth layer formation loam wall;
It constructs on rammed earth layer after compacting pit, and/or hair pulling treatment is carried out to the upper surface of the rammed earth layer after compacting;
In rammed earth coping construction capping beam;
Remove formwork;
In the external coating protective film of loam wall.
9. the construction method of rammed earth wall construction as claimed in claim 8, which is characterized in that after removing formwork, repairing dismounting pair The hole for drawing bolt to leave in loam wall.
10. the construction method of rammed earth wall construction as claimed in claim 8, which is characterized in that in the soil body material add with The ingredient of lower material and its proportion:
CN201811137668.5A 2018-09-28 2018-09-28 Rammed earth wall construction and its formwork and construction method Pending CN109339276A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109987894A (en) * 2019-05-06 2019-07-09 土上(北京)建筑设计咨询有限公司 Cob earth material and the method for evaluating cob earth material

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CN201254768Y (en) * 2008-08-18 2009-06-10 昆明理工大学 Net bamboo reinforcement rammed earth wall
CN102071761A (en) * 2011-01-27 2011-05-25 长安大学 Built-in rope net rammed earth wall body and construction method thereof
KR101049769B1 (en) * 2010-05-25 2011-07-19 목포대학교산학협력단 Rammed earth wall using soil for rammed earth
CN202689252U (en) * 2012-07-05 2013-01-23 西安建筑科技大学 Reinforced rammed earth wall applicable to rural house
CN105294016A (en) * 2015-11-03 2016-02-03 青海省建筑建材科学研究院 Novel rammed earth wall and forming method thereof
CN206916688U (en) * 2017-04-25 2018-01-23 上海市水利工程设计研究院有限公司 A kind of new rammed earth retaining wall
CN108264286A (en) * 2018-03-21 2018-07-10 北京清水爱派建筑设计股份有限公司 A kind of preparation method of loam wall
CN209179242U (en) * 2018-09-28 2019-07-30 上海建工二建集团有限公司 Rammed earth wall construction and its formwork

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201254768Y (en) * 2008-08-18 2009-06-10 昆明理工大学 Net bamboo reinforcement rammed earth wall
KR101049769B1 (en) * 2010-05-25 2011-07-19 목포대학교산학협력단 Rammed earth wall using soil for rammed earth
CN102071761A (en) * 2011-01-27 2011-05-25 长安大学 Built-in rope net rammed earth wall body and construction method thereof
CN202689252U (en) * 2012-07-05 2013-01-23 西安建筑科技大学 Reinforced rammed earth wall applicable to rural house
CN105294016A (en) * 2015-11-03 2016-02-03 青海省建筑建材科学研究院 Novel rammed earth wall and forming method thereof
CN206916688U (en) * 2017-04-25 2018-01-23 上海市水利工程设计研究院有限公司 A kind of new rammed earth retaining wall
CN108264286A (en) * 2018-03-21 2018-07-10 北京清水爱派建筑设计股份有限公司 A kind of preparation method of loam wall
CN209179242U (en) * 2018-09-28 2019-07-30 上海建工二建集团有限公司 Rammed earth wall construction and its formwork

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109987894A (en) * 2019-05-06 2019-07-09 土上(北京)建筑设计咨询有限公司 Cob earth material and the method for evaluating cob earth material

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