CN104891899A - Material for restoring ancient stone carving and construction method of material - Google Patents
Material for restoring ancient stone carving and construction method of material Download PDFInfo
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- CN104891899A CN104891899A CN201510256359.XA CN201510256359A CN104891899A CN 104891899 A CN104891899 A CN 104891899A CN 201510256359 A CN201510256359 A CN 201510256359A CN 104891899 A CN104891899 A CN 104891899A
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Abstract
The invention provides a material for restoring an ancient stone carving and a construction method of the material. Raw materials selected for restoration comprise: (1) fine aggregate: a stone material, which has the same variety, texture, and color as that of the to-be-restored stone carving, is pulverized into stone sand via machinery, and has a particle size in a range of 0.63-1.6 mm and a silt content no more than 1%; (2) cement: ordinary portland cement, which has a color close to the original color of the ancient stone carving; (3) an early strength agent; (4) a retarder; (5) a building glue; (6) color powder: chrome yellow powder, chrome red powder, iron oxide red powder; (7) water, which has the quality according with "Concrete blending water standard" (JGJ63-1989); and (8) a surface protectant of the ancient stone carving: a matte acrylate polyurethane coating or an organic silicon coating. The ancient stone carving in the invention restored by natural and inorganic materials has the same color, texture, and appearance as the original ancient stone carving, and the service life of the ancient stone carving is effectively prolonged.
Description
Technical field
The present invention relates to a kind of material and constructional method thereof of repairing ancient stone carving.
Background technology
Ancient building is one of important component part of China's national culture, be the rarity of the Chinese nation, and ancient stone carving is one of important component part of ancient building.Along with the understanding of government and the public significance to protecting and repairing ancient building progressively improves; ineffective to protection, expose to the sun and rain, the repairerment of the stone carving such as the figure of buddha in ancient times, name portrait, bust, birds and beasts, dragon and phoenix, flower, shrub, flowers and plants, branch that weathering is damaged more and more laid out agenda, occurred gratifying situation.But; at present clay sculpture or cement or stone slurry paint or cement, stone flour, toner, terra alba and building rubber cement is generally adopted to repair to the repairerment of ancient stone carving; to unite in its surface again brush protective coating; but with the restoring the old as the old to former ancient stone carving, same to color sensation, same to texture, to differ greatly with the requirement in life-span.This just require to build boundary engineers research and probe a kind of repair ancient stone carving material and method to recover ancient stone carving original appearance, keep same color, same to texture, thus significantly improve that Sun-proof drenches with rain, weathering capacity, effectively extend its work-ing life.
Such as, as depicted in figs. 1 and 2, be certain ancient residence groups of building, its front have stone carving facing more than 400 square meter such as crossdrift building, stone lattice window, its stone carving floriation has the different patterns such as bust, dragon, birds and beasts, courser, weapons, floriation, flower, branch, word.Due to long neglected and in disrepair, protect ineffective, expose to the sun and rain, make many stone carving Local Damageds incomplete, the degree of depth is 5 ~ 40mm about, and roughly the same situation is little at incomplete position, and major part be single, now needs effective reparation, deposits generation for a long time.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, propose a kind of material and constructional method of repairing ancient stone carving.
Concrete technical scheme of the present invention is:
Repair a material for ancient stone carving, its reparation starting material selected are:
(1) fine aggregate: adopt and the same kind of ancient stone carving for repairing, same to quality, stone material with color, become stone sand through mechanical disintegration, particle diameter is 0.63mm-1.6mm, silt content≤1%;
(2) cement: ordinary Portland cement label is PO52.5, color is close to ancient stone carving native color;
(3) hardening accelerator;
(4) retardant;
(5) building glue;
(6) color powder: chrome yellow powder, chrome red powder or ferric oxide red powder;
(7) water: water quality meets " concrete mixing water supply standard " (JGJ63-1989);
(8) ancient stone carving surface protectant: sub-smooth type acrylate urethane paint or organosilicon coating;
The proportioning of the material of the ancient stone carving of this reparation is:
(1) cement: stone sand: hardening accelerator: retardant: building glue=100:250 ~ 200:1.5-2.0:0.2:6 ~ 8;
(2) volume of described water is prepared according to the requirement of on-the-spot temperature, sand-cement slurry denseness 4-6cm;
(3) color powder: by repairing ancient stone carving color, preparation chrome red powder or ferric oxide red powder and chrome yellow powder volume;
Further, the compound method of the material of the ancient stone carving of this reparation is:
(1) should can meet same unit (as two-casement window, bivalve door, one piece of floriation etc.) with a mixing amount and repair ancient stone carving expense, be beneficial to guarantee same color, and a mixing amount should exhaust in 4 hours;
(2) weigh according to often kind of raw material ratio consumption;
(3) first stone sand is poured in container, then cement is poured in stone sand, even with the abundant dry mixing of stone sand;
(4) hardening accelerator, retardant, building glue, color powder are added fill in the container of water, stir;
(5) poured into by the fluent material of gained (4) in the container filling stone sand and cement (3), stir and become Behavior of Hardened Cement Paste mortar, depositing about 15min can use.
Further, the present invention also proposes the constructional method of the ancient stone carving material of a kind of above-mentioned reparation:
(1) joint processing base level
Cut ancient stone carving and need repair position joint surface weathering, loose building stones to solid body, clean joint surface floating ash, oil stain, rust staining and dirt, airing;
(2) now repairing method is moulded
1) need repair on the joint basal plane of position at ancient stone carving and brush repair materials of the present invention;
2) need repairing position master drawing by ancient stone carving, to carry out layering moulding, every layer of about 10mm, layer is divided into 30-45min from the interlayer interval by different temperature condition, thin portion thick about the 3-5mm in surface, when moulding Behavior of Hardened Cement Paste sand mortar does about seventy percent, directly prize with graver and get the methods such as the less Behavior of Hardened Cement Paste sand mortar of denseness is meticulously smeared, moulds, presses, cuts, scrapes, cut a hole, quarter and complete reparation task; Check the new Behavior of Hardened Cement Paste sand mortar repaired, if find micro-cracks or recess, get water distribution mudstone mortar magma at the same level with graver sled and revise, after drying, with thin iron sand skin slightly sanding Corrections Division surface, reach and recover original appearance requirement;
3) interval was after 24 hours, with spraying machine spray clear water maintenance 10 days;
4) after the Behavior of Hardened Cement Paste sand mortar intensity of newly repairing at ancient stone carving reaches 100%, to the stone surface protective material of the sub-light acrylate urethane paint of the ancient stone carving surface spraying of view picture or organosilicon coating.
Accompanying drawing explanation
Fig. 1 is the ancient stone carving flower of existing incomplete petal.
Fig. 2 is the ancient stone carving personage of existing incomplete people head.
Fig. 3 is the ancient stone carving through repairing petal, branches and leaves.
Fig. 4 is the ancient stone carving through repairing personage's head.
Embodiment
A kind of material and constructional method of repairing ancient stone carving.
1, raw-material select and requirement is used to reparation:
(1) fine aggregate: adopting with the same kind of ancient stone carving, the same quality for repairing, with color stone material, becoming stone sand through mechanical disintegration, particle diameter is 0.63mm-1.6mm, silt content≤1%;
(2) cement: label is preferably PO52.5, look suitable light sallow (color is close to ancient stone carving native color), does not use Steel Gray cement;
(3) hardening accelerator: model FA;
(4) retardant: molasses system (model 3FG);
(5) glue: building glue or 801 glue
(6) color powder: chrome yellow powder, chrome red powder (or ferric oxide red powder), in advance through repeatedly trying to join, determines its volume;
(7) water: should tap water be adopted.When adopting other water sources, water quality should meet " concrete mixing water supply standard " (JGJ63-1989);
(8) ancient stone carving surface protectant: sub-smooth type acrylate urethane paint or organosilicon coating etc.
The above-mentioned starting material selected, are the known material of construction of this area, therefore do not repeat one by one at this.
2, the proportioning of the material water mudstone mortar of ancient stone carving is repaired:
(1) cement: stone sand: hardening accelerator (FA): retardant (3FG): building glue or 801 glue=100:250 ~ 200 (smallclothes): 1.5-2.0:0.2:6 ~ 8.
(2) volume of water should, according to on-the-spot temperature, sand-cement slurry denseness 4-6cm requirement, try to join to determine.
(3) color powder: repair ancient stone carving color by with wish, on-the-spot examination is joined, and determines chrome red powder (or ferric oxide red powder) and chrome yellow powder volume.
3, the material water mudstone mortar mixing of ancient stone carving is repaired:
(1) mixing amount should can meet same unit (as two-casement window, bivalve door, one piece of floriation etc.) and repair ancient stone carving expense, is beneficial to ensure same color, but can not be too many, and a mixing amount should exhaust in 4 hours.
(2) often kind of starting material correctly should weigh by proportioning expense.
(3) first stone sand is poured in vessels such as clean " mud buckets ", then cement is poured in stone sand, even with the abundant dry mixing of stone sand.
(4) hardening accelerator, retardant, building glue or 801 glue, color powder etc. are added to the water, water is poured in the vessels such as another clean " mud bucket " in advance, stirs.
(5) pour in the vessel filling stone sand and cement by fluent materials such as water again, stirring with plasterer's trowel or waddy etc. becomes Behavior of Hardened Cement Paste mortar, and depositing about 15min can use.
4, ancient method for reparing carved stone:
4.1 joint processing base level
Adopt Φ 10mm spring steel true except ancient stone carving need repair position joint surface weathering, loose building stones to solid body, then first one time is shoveled with new wire brush, bristles brush and sheetmetal small scoop brush, clean joint surface floating ash, oil stain, rust staining and dirt is scrubbed afterwards with clear water and plastic tooth brush, a mao joint surface is drawn, airing again with wolfram steel cutter.
4.2 now mould repairing method
(1) need repair on the joint basal plane of position at ancient stone carving and brush one times building glue mud (PO52.5 cement: building glue or 801 glue=1:0.15, add suitable quantity of water).
(2) with little " galvanized iron or tinned iron (steel) skin " sled water intaking mudstone sand mortar, need repairing position drawing by ancient stone carving, to carry out layering moulding, every layer of about 10mm, layer is divided into 30-45min from the interlayer interval by different temperature condition, thin portion thick about the 3-5mm in surface, when moulding Behavior of Hardened Cement Paste sand mortar does about seventy percent, directly prize with graver and get the methods such as the less Behavior of Hardened Cement Paste sand mortar of denseness is meticulously smeared, moulds, presses, cuts, scrapes, cut a hole, quarter and complete reparation task.Next day, check the new Behavior of Hardened Cement Paste sand mortar repaired, if find micro-cracks or recess, get water distribution mudstone mortar magma (removal stone sand) at the same level with graver sled to revise, after drying, with thin iron sand skin slightly sanding Corrections Division surface, reach and recover original appearance requirement, as shown in Figure 3 and Figure 4.
(3) interval was after 24 hours, with agrosprayer spray clear water maintenance 10 days.
(4) do not need to repair position to ancient stone carving, adopt spray fine sand and High-Pressure Water method to clean up surface, then scrub indivedual oil stain, rust staining, dirt etc. with plastic tooth brush and clear water.
(5) after the Behavior of Hardened Cement Paste sand mortar intensity of newly repairing at ancient stone carving reaches 100%, to the sub-stone surface protective material such as light acrylate urethane paint or organosilicon coating of the ancient stone carving surface spraying of view picture.
Through the investigation to the ancient stone carving present situation of China and recovery technique, summing up on existing experience and not enough basis, for the reparation of same engineering stone carving in ancient times often wide in variety, single, wide, measure the features such as large, by repeatedly studying, the present invention proposes the material and the constructional method that adopt Behavior of Hardened Cement Paste mortar to repair ancient stone carving, material, with natural stone sand and inorganic binder cement, suitably injects modern technologies element, and utilization sculpture, stone inscription technology repair ancient stone carving.Adopt the Behavior of Hardened Cement Paste mortar of stone sand mod sum label higher, the ravous PO52.5 cement mix pulverized with kind stone material with ancient stone carving, not only intensity is higher, good endurance, and is conducive to and the same color sensation of former ancient stone carving, same to texture, same to original appearance; In Behavior of Hardened Cement Paste mortar, mix appropriate hardening accelerator and retardant and building glue or 801 glue, not only improve its adhesive property, and be conducive to just carrying out in early days moulding and extend moulding, stone inscription repair time; Use sculpture and stone inscription technology; be conducive to guarantee Behavior of Hardened Cement Paste mortar moulding before and after final set in early days, satisfactorily complete moulding, stone inscription repair, after position to be repaired reaches 100% intensity; clean up not needing to repair ancient stone carving, then to view picture ancient stone carving brushing stone protecting agent.Adopting ancient stone carving that the present invention repairs due to based on natural, inorganic materials, is can keep same color sensation, same to texture, same original appearance with former ancient stone carving, and effectively can extend ancient stone carving work-ing life.
Claims (3)
1. repair a material for ancient stone carving, its reparation starting material selected are:
(1) fine aggregate: adopt and the same kind of ancient stone carving for repairing, same to quality, stone material with color, become stone sand through mechanical disintegration, particle diameter is 0.63mm-1.6mm, silt content≤1%;
(2) cement: ordinary Portland cement, color is close to ancient stone carving native color;
(3) hardening accelerator;
(4) retardant;
(5) building glue;
(6) color powder: chrome yellow powder, chrome red powder or ferric oxide red powder;
(7) water: water quality meets " concrete mixing water supply standard " (JGJ63-1989);
(8) ancient stone carving surface protectant: sub-smooth type acrylate urethane paint or organosilicon coating;
The proportioning of the material of the ancient stone carving of this reparation is:
(1) cement: stone sand: hardening accelerator: retardant: building glue=100:250 ~ 200:1.5-2.0:0.2:6 ~ 8;
(2) volume of described water is prepared according to the requirement of on-the-spot temperature, sand-cement slurry denseness 4-6cm;
(3) color powder: by repairing ancient stone carving color, preparation chrome red powder or ferric oxide red powder and chrome yellow powder volume.
2. the compound method of repairing the material of ancient stone carving is according to claim 1:
(1) meet same unit with a mixing amount and repair ancient stone carving expense, one time mixing amount exhausted in 4 hours;
(2) weigh according to described often kind of raw material ratio consumption;
(3) first stone sand is poured in container, then cement is poured in stone sand, even with the abundant dry mixing of stone sand;
(4) hardening accelerator, retardant, building glue, color powder are added fill in the container of water, stir;
(5) poured into by the fluent material of gained (4) in the container filling stone sand and cement (3), stir and become Behavior of Hardened Cement Paste mortar, depositing about 15min can use.
3. repair a constructional method for ancient stone carving material, step is as follows:
(1) joint processing base level, cuts ancient stone carving and need repair position joint surface weathering, loose building stones to solid body, clean joint surface floating ash, oil stain, rust staining and dirt, airing;
(2) now repairing method is moulded
1) need repair on the joint basal plane of position at ancient stone carving and brush repair materials of the present invention;
2) need repairing position master drawing by ancient stone carving, to carry out layering moulding, every layer of about 10mm, layer is divided into 30-45min from the interlayer interval by different temperature condition, thin portion thick about the 3-5mm in surface, when moulding Behavior of Hardened Cement Paste sand mortar does about seventy percent, directly prize with graver and get the methods such as the less Behavior of Hardened Cement Paste sand mortar of denseness is meticulously smeared, moulds, presses, cuts, scrapes, cut a hole, quarter and complete reparation task; Check the new Behavior of Hardened Cement Paste sand mortar repaired, if find micro-cracks or recess, get water distribution mudstone mortar magma at the same level with graver sled and revise, after drying, with thin iron sand skin slightly sanding Corrections Division surface, reach and recover original appearance requirement;
3) interval was after 24 hours, with spraying machine spray clear water maintenance 10 days;
4) after the Behavior of Hardened Cement Paste sand mortar intensity of newly repairing at ancient stone carving reaches 100%, to the stone surface protective material of the sub-light acrylate urethane paint of the ancient stone carving surface spraying of view picture or organosilicon coating.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110117175A (en) * | 2019-05-15 | 2019-08-13 | 华南理工大学 | A kind of production method of concrete making technology product of the surface with dumb light texture |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262180A (en) * | 1999-01-29 | 2000-08-09 | 孙晓波 | Method for reparing carved stone |
| CN101973782A (en) * | 2010-09-03 | 2011-02-16 | 北京工业大学 | Method for repairing white marble cultural relic |
| CN103145397A (en) * | 2013-02-26 | 2013-06-12 | 上海建为建筑修缮工程有限公司 | Rapid repair material based on building broken stones and preparation method thereof |
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- 2015-05-20 CN CN201510256359.XA patent/CN104891899A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262180A (en) * | 1999-01-29 | 2000-08-09 | 孙晓波 | Method for reparing carved stone |
| CN101973782A (en) * | 2010-09-03 | 2011-02-16 | 北京工业大学 | Method for repairing white marble cultural relic |
| CN103145397A (en) * | 2013-02-26 | 2013-06-12 | 上海建为建筑修缮工程有限公司 | Rapid repair material based on building broken stones and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110117175A (en) * | 2019-05-15 | 2019-08-13 | 华南理工大学 | A kind of production method of concrete making technology product of the surface with dumb light texture |
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Application publication date: 20150909 |