CN110306819A - A kind of ancient building common brick exterior wall method for repairing and mending - Google Patents
A kind of ancient building common brick exterior wall method for repairing and mending Download PDFInfo
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- CN110306819A CN110306819A CN201910368035.3A CN201910368035A CN110306819A CN 110306819 A CN110306819 A CN 110306819A CN 201910368035 A CN201910368035 A CN 201910368035A CN 110306819 A CN110306819 A CN 110306819A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0296—Repairing or restoring facades
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Abstract
The present invention discloses a kind of ancient building common brick exterior wall method for repairing and mending, the following steps are included: site inspection and Job readiness, outer wall body weathering processing, outer wall cornice dust accumulation processing: for plain brick wall at main building cornice, sandblasting physical cleaning method is first used, the dirt of accumulation is removed from surface；Secondly, carrying out showering to cleaning positions using hydrophober to former plain brick wall；The mode for spraying former coating again is taken to handle brushing paint position；The processing of interior wall hollowing: mortar surface layer, laying and the matched steel wire net rack of substrate surface, filling concrete mortar in the steel wire net rack are cut for hollowing region；By being successively arranged hot melt adhesive film layer, water soluble film layer, alkali resistant glass fibre open weave cloth within outer inside steel wire net rack, waterproofing agent powder and anhydrous sodium sulphate are filled between water soluble film layer and alkali resistant glass fibre open weave cloth, cement mortar is filled in inside alkali resistant glass fibre open weave cloth before laying steel wire net rack, save cost, keep ancient building Echtheit, hollowing is prevented, waterproof ability is reinforced.
Description
Technical field
The invention belongs to wall renovation and construction method fields outside ancient building, and in particular to a kind of ancient building common brick exterior wall repairing side
Method.
Background technique
Traditional common brick watt room building, passes on the mature culture and architectural style of China, but over time and
The common brick exterior wall wind erosion well damage of the transition of history, some ancient buildings then needs greatly such as by traditional technique maintenance, reconstruction
The common brick of amount.Protection, the reparation of ancient building are most important, however how to be repaired with modern construction material to ancient building,
Guarantee that the original looks of ancient building become construction a big difficulty.
The biggest problem of rehabilitating historic building is material shortage, especially timber and traditional brick and tile.In terms of timber, not corresponding
When the dry timber or timber of size are rare precious, mopping after pasting veneer material outside other rigid materials can be used or paste imitative
Wood grain material.And brick and tile material is exposed in outdoor environment more, and monomer exposed area is small, is not suitable for using attaching process or whole
Body mopping technique has invented the outer wall renovation and construction method of many ancient building common bricks by the experimental study of many years, for example adopts
With the construction method of common brick veneer, ultra-thin common brick technology modelled after an antique etc., the decorated style of ancient building can be imitated, there is centainly modelled after an antique
Effect.But these methods have the shortcomings that easy hollowing fall off, complicated construction technique.
What the prior art mostly used the reparation of historical building is style reparation, is only the wind for restoring historical building
Lattice do not consider historical building original style and features, whole building " taking on an entirely new look " after reparation, have been difficult to tell building part to be history
It leaves, which is partially by reparation, and such repair mode is the simple copy to historical building, loses history and builds
Build the meaning of reparation.
To the reparation of historical building really need be Echtheit reparation, that is, repair the historical building finished from a distance
Past, the historical sites with original building maintain the style of former historical building, but from which part nearby can be clearly told
It is that left over by history gets off, which is partially by reparation, and such reparation just meets the standard of the reparation of Historical Buildings, and
Rarely has such technique in the prior art.
Application No. is the method for repairing and constructing of the patent disclosure ancient building blue bricks exterior wall of 201510312346.X, including it is following
Step: cross-brace is set along aperture in the former blue bricks exterior wall on serious damage area periphery, by connecting screw by cross-brace
It is connected with vertical supporting, completes the construction of serious damage area support system；Serious damage area is dug, and according to the big of cutting region
Little makings frame；Template is set around frame, pours pea gravel concreten, the thickness of the pea gravel concreten poured need to reach four points
Three wall thicknesses, after pea gravel concreten initial set after form removal, then symmetrically carry out linked network, coat of plaster and exterior wall repair layer construction
Work；Connecting screw is slowly removed, cross-brace is extracted out, removes vertical supporting later, and aperture in corresponding wall is carried out
Repairing restores the appearance of ancient building blue bricks exterior wall.But this method needs the aperture on the intact exterior wall of ancient building, finally applies
Work is complete to be repaired again, on the one hand be easy to cause leakage, and is easily destroyed the original exterior wall style and features of ancient building exterior wall, cannot keep
Echtheit, meanwhile, this construction method also be easy to cause hollowing phenomenon.
Therefore, Echtheit can be kept for different damaged situation and easy construction by needing to seek one kind at present
Ancient building common brick exterior wall restorative procedure.
Summary of the invention
In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of ancient building common brick exterior wall method for repairing and mending.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of ancient building common brick exterior wall method for repairing and mending, comprising the following steps:
A, site inspection and Job readiness；
B, outer wall body weathering is handled: can be fully cleaned to main building wall face, according to metope shortcake alkali, the degree pair of weathering
Metope is repaired, and is repaired for the metope of damaged depth 5.0mm-20mm using brick powder repairing material, the brick powder reparation
The intensity ratio of the intensity of material and former metope brick is 50%-100%, and the metope for damaged depth greater than 20mm is repaired using replacement
It is multiple；
C, outer wall cornice dust accumulation processing: for plain brick wall at main building cornice, sandblasting physical cleaning method is first used, will be accumulated
The dirt deposited is removed from surface；Secondly, carrying out showering to cleaning positions using hydrophober to former plain brick wall；To brushing paint position
It sets and the mode for spraying former coating again is taken to be handled；
D, interior wall hollowing is handled: mortar surface layer is cut for hollowing region, with mortar material identical with former mortar surface layer
It is repaired, for surface layer, is painted using coating identical with wall around.
Further, the specific steps of the step B are as follows:
(1) it is directed to the metope of brick breakage depth 5.0mm-20mm: damaged metope being repaired using brick powder repairing material
It mends, the powder and hydraulic cement that the brick powder repairing material is ground by the brick of wall face badly broken are deployed, and are repaired using brick powder
Multiple material follows minimum of interference principle when repairing；
(2) be greater than the metope of 20mm for damaged depth: first rejecting damaged place, carefully clear up pothole mortar with it is broken
Mortar is placed in pothole when pothole humidity with the same type of brick that brush or atomized water moisten pothole and replacement by bits
Bottom and periphery form mortar thick-layer, and mortar is applied to brick top and pushes it into empty place, until mortar is squeezed out from gap,
Conversely, dosage is to filling out slurry again at pothole；
(3) brickwork joint is repaired with cement mortar prepared by low-grade cement, is mixed with exterior coating blending white cement
Cream ash makees wick line between brickwork joint；
(4) hydrophobic processing is carried out to metope using organosilicon waterproof agent for building.
Further, the specific steps of the step C are as follows:
(1) selection particle is hard, has the sand of corner angle, water content < 2%, sand material partial size 05mm-1.5mm, with 0.3-
The operating pressure of 0.4Mpa carries out sandblasting cleaning；
(2) former finish coat is cut, clears up metope substrate, after brushing consolidation sol solution, adornd with 1:3 cement mortar filling-in original
Then surface thickness uses exterior wall putty plaster three times, until covering finish coat, polishes flat.
Further, the specific steps of the step D are as follows:
A, base cleaning cuts hollowing region mortar surface layer, removes substrate surface dust and other burs, laying and base
The matched steel wire net rack of layer surface, filling concrete mortar in the steel wire net rack；
B, 1-2 is uniformly brushed all over glue, in place of making up a deficiency injustice with putty, is sand flat after dry, and whole blade coating 2-3 is carried out to base
All over putty, sand flat after dry；Putty is mended in brush primer, part again, sands flat after dry, brush finish coating.
Further, the specific steps of the step D are as follows:
A, base cleaning cuts hollowing region mortar surface layer, removes substrate surface dust and other burs, laying and base
The matched steel wire net rack of layer surface, filling concrete mortar in the steel wire net rack；
B, 1-2 is uniformly brushed all over glue, in place of making up a deficiency injustice with putty, is sand flat after dry, and whole blade coating 2-3 is carried out to base
All over putty, sand flat after dry；Putty is mended in brush primer, part again, sands flat after dry, brush finish coating.
Further, by being successively arranged hot melt adhesive film layer, water-solubility membrane within outer inside the steel wire net rack in the step a
Layer, alkali resistant glass fibre open weave cloth fill waterproofing agent powder and anhydrous sodium sulphate, institute between the water soluble film layer and alkali resistant glass fibre open weave cloth
Cement mortar is stated to be filled in inside alkali resistant glass fibre open weave cloth before laying steel wire net rack.
Further, the glue in the step b adds 3~5 times of water dilute using acrylic emulsion or water-soluble building glue
Release preparation.
Compared with prior art, the beneficial effects of the present invention are:
It is used for damaged slight exterior wall repairing by the way that the exterior wall common brick of weathering is carried out milling, while by laying in base
Steel wire net rack successively lays hot melt adhesive film layer, water soluble film layer, alkali resistant glass fibre open weave cloth, hot melt adhesive film inside steel wire net rack
Layer can be avoided water soluble film layer and cause bubble hollowing phenomenon in work progress breakage, while hot melt adhesive film layer can be protected preferably
It is bonded between card water soluble film layer and steel wire net rack, and water soluble film layer meets water dissolution, so that waterproofing agent powder and anhydrous sodium sulphate are released
It releases to form waterproof layer, further strengthens waterproof performance, alkali resistant glass fibre open weave cloth isolation cement mortar enters water soluble film layer,
It can preferably avoid cement mortar to disperse the base that falls off simultaneously, hollowing phenomenon can be prevented.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of steel wire net rack part of the present invention；
In figure: 1, steel wire net rack；2, hot melt adhesive film layer；3, water soluble film layer；4, alkali resistant glass fibre open weave cloth；5, cement bonded sand
Slurry.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, technical solution of the present invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, those of ordinary skill in the art's all other embodiment obtained under the conditions of not making creative work belong to
The scope of protection of the invention.
Embodiment 1:
A kind of ancient building common brick exterior wall method for repairing and mending, comprising the following steps:
A, site inspection and Job readiness: characteristics of the times, structure feature, structure of the staff to heritage buildings wall first
It makes feature and incomplete degree is reconnoitred；Then the incomplete situation of the heritage buildings wall and the mapping drawing of size are drawn, is shone
Piece, necessary explanatory note data, and complete the report of relevant prospecting results；Personnel assignment is finally carried out, by reinforcement and repair
Equipment needed for wall and transport of materials are to scene；
B, outer wall body weathering is handled: can be fully cleaned to main building wall face, according to metope shortcake alkali, the degree pair of weathering
Metope is repaired, and is repaired for the metope of damaged depth 5.0mm-20mm using brick powder repairing material, the brick powder reparation
The intensity ratio of the intensity of material and former metope brick is 50%-100%, and the metope for damaged depth greater than 20mm is repaired using replacement
It is multiple；
C, outer wall cornice dust accumulation processing: for plain brick wall at main building cornice, sandblasting physical cleaning method is first used, will be accumulated
The dirt deposited is removed from surface；Secondly, carrying out showering to cleaning positions using hydrophober to former plain brick wall；To brushing paint position
It sets and the mode for spraying former coating again is taken to be handled；
D, interior wall hollowing is handled: mortar surface layer is cut for hollowing region, with mortar material identical with former mortar surface layer
It is repaired, for surface layer, is painted using coating identical with wall around.
Further, the specific steps of the step B are as follows:
(1) it is directed to the metope of brick breakage depth 5.0mm-20mm: damaged metope being repaired using brick powder repairing material
It mends, the powder and hydraulic cement that the brick powder repairing material is ground by the brick of wall face badly broken are deployed, specifically, first
By the common brick intensity for the common brick exterior wall that the detection of Original Schmidt N/L/NR/LR reisilometer needs to repair, select than red
The low hydraulic cement of brick intensity, the powder and hydraulic cement then ground using the brick of wall face badly broken deploy brick
Powder repairing material is continuously added the brick of wall face badly broken in the cement mortar that hydraulic cement and water are mixed in 1:2 ratio
The powder that block is ground measures mortar strength by reisilometer, until meeting the strong of the intensity of brick powder repairing material and original metope brick
Degree carries out wall-surface patching than being 50%-100%, with the brick powder repairing material prepared under this condition, when being repaired using brick powder repairing material
Minimum of interference principle is followed, the intensity of brick powder repairing material and the intensity ratio of original metope brick are 50%-100%, so that by one
After the section time, weathering at first should be after the part repaired, rather than old brick face, at the same the repairing of brick powder emphasize " by
Block repairing ", and it is unable to bulk criticize flat, it will be according to minimum of interference principle, by the repairing scope control of every piece of brick to most in repairing
It is small, it is as much as possible to expose old brick face.
(2) for the serious weathering of brick, the metope (metope that i.e. damaged depth is greater than 20mm) of badly broken: will break first
Damage place is rejected, and pothole mortar and clast are carefully cleared up, and the same type of brick of pothole and replacement is moistened with brush or atomized water
Block, when pothole humidity, by mortar be placed in pothole bottom and periphery formed mortar thick-layer, by mortar be applied to brick top by its
Push-in cavity place, squeezes out from gap up to mortar, conversely, dosage is to filling out slurry again at pothole；
(3) brickwork joint is repaired with cement mortar prepared by low-grade cement, is mixed with exterior coating blending white cement
Cream ash makees wick line between brickwork joint；
(4) hydrophobic processing is carried out to metope using organosilicon waterproof agent for building.Organosilicon waterproof agent for building, oxonium ion contain
Amount is close to zero, feature are as follows: corrosion-free, waterproof performance is superior, and rainwater falls in almost noresidue in hydrophobic oxidant layer, keeps metope
Always it is in drying regime, effectively prevent mildew and the accumulation of salt in the surface soil；Good permeability distributes without hindrance effect to moisture within the walls；Moisture-proof,
Anti-mold effect is significant, it is ensured that the not long moss of metope；Metope is handled by hydrophobic, can keep indoor under extraneous moist environment
It is dry, it can effectively ensure that the durability of Conservation and Renovation achievement, effectively metope avoided to be damaged again, extend the wall service life.
Further, the specific steps of the step C are as follows:
(1) selection particle is hard, has the sand of corner angle, water content < 2%, sand material partial size 05mm-1.5mm, with 0.3-
The operating pressure of 0.4Mpa carries out sandblasting cleaning；
(2) former finish coat is cut, clears up metope substrate, after brushing consolidation sol solution, adornd with 1:3 cement mortar filling-in original
Then surface thickness uses exterior wall putty plaster three times, until covering finish coat, polishes flat.
Further, the specific steps of the step D are as follows:
A, base cleaning cuts hollowing region mortar surface layer, removes substrate surface dust and other burs, laying and base
The matched steel wire net rack of layer surface, filling concrete mortar in the steel wire net rack；
B, 1-2 is uniformly brushed all over glue, in place of making up a deficiency injustice with putty, is sand flat after dry, and whole blade coating 2-3 is carried out to base
All over putty, sand flat after dry；Putty is mended in brush primer, part again, sands flat after dry, brush finish coating.
Further, the specific steps of the step D are as follows:
A, base cleaning cuts hollowing region mortar surface layer, removes substrate surface dust and other burs, laying and base
The matched steel wire net rack of layer surface, filling concrete mortar in the steel wire net rack；
B, 1-2 is uniformly brushed all over glue, in place of making up a deficiency injustice with putty, is sand flat after dry, and whole blade coating 2-3 is carried out to base
All over putty, sand flat after dry；Putty is mended in brush primer, part again, sands flat after dry, brush finish coating.
As shown in Figure 1, by being successively arranged hot melt adhesive film layer 2, water-soluble within outer inside steel wire net rack 1 in the step a
Property film layer 3, alkali resistant glass fibre open weave cloth 4, between the water soluble film layer 3 and alkali resistant glass fibre open weave cloth 4 fill waterproofing agent powder and
Anhydrous sodium sulphate, waterproofing agent powder use polymer cement waterproof paint powder, the mixed proportion between waterproofing agent powder and anhydrous sodium sulphate
For 1:0.6-1.0, the cement mortar 5 is filled in inside alkali resistant glass fibre open weave cloth 4 before laying steel wire net rack, steel wire net rack 1
Outside is filled by cement mortar, and hot melt adhesive film layer 2 can be avoided external cement mortar and destroy water soluble film layer 3, water
Soluble film layer 3 and alkali resistant glass fibre open weave cloth 4 are closely pasted on steel wire net rack 1 by hot melt adhesive film layer 2.
Further, the glue in the step b adds 3~5 times of water dilute using acrylic emulsion or water-soluble building glue
Release preparation.
Damaged slight exterior wall is used to by the way that the exterior wall common brick of weathering is carried out milling to repair, on the one hand save material at
This, while the Echtheit of ancient building can be preferably kept, while by laying steel wire net rack 1 in base, in steel wire net rack 1
Portion successively lays hot melt adhesive film layer 2, water soluble film layer 3, alkali resistant glass fibre open weave cloth 4, and hot melt adhesive film layer 2 can be avoided water-solubility membrane
Layer 3 causes bubble hollowing phenomenon in work progress breakage, at the same hot melt adhesive film layer 2 can preferably guarantee water soluble film layer 3 with
Be bonded between steel wire net rack 1, and water soluble film layer 3 meet water dissolution so that waterproofing agent powder and anhydrous sodium sulphate release to be formed it is anti-
Water layer further strengthens waterproof performance, and alkali resistant glass fibre open weave cloth 4 completely cuts off cement mortar 5 and enters water soluble film layer 3, while can
It preferably avoids cement mortar from dispersing the base that falls off, hollowing phenomenon can be prevented.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of ancient building common brick exterior wall method for repairing and mending, which comprises the following steps:
A, site inspection and Job readiness；
B, outer wall body weathering handle: main building wall face can be fully cleaned, according to metope shortcake alkali, weathering degree to metope
It is repaired, is repaired for the metope of damaged depth 5.0mm-20mm using brick powder repairing material, the brick powder repairing material
The intensity ratio of intensity and former metope brick is 50%-100%, and the metope for damaged depth greater than 20mm is repaired using replacement；
C, outer wall cornice dust accumulation processing: for plain brick wall at main building cornice, sandblasting physical cleaning method is first used, by accumulation
Dirt is removed from surface；Secondly, carrying out showering to cleaning positions using hydrophober to former plain brick wall；Brushing paint position is adopted
The mode for spraying former coating again is taken to be handled；
D, interior wall hollowing is handled: being cut mortar surface layer for hollowing region, is carried out with mortar material identical with former mortar surface layer
Repairing, for surface layer, is painted using coating identical with wall around.
2. a kind of ancient building common brick exterior wall method for repairing and mending as described in claim 1, which is characterized in that the step B's is specific
Step are as follows:
(1) it is directed to the metope of brick breakage depth 5.0mm-20mm: damaged metope being repaired using brick powder repairing material, institute
It states the powder that brick powder repairing material is ground by the brick of wall face badly broken to deploy with hydraulic cement, be repaired using brick powder repairing material
Minimum of interference principle is followed when multiple；
(2) it is greater than the metope of 20mm for damaged depth: damaged place is rejected first, carefully clears up pothole mortar and clast,
Mortar is placed in the bottom of pothole when pothole humidity with the same type of brick that brush or atomized water moisten pothole and replacement
Portion and periphery form mortar thick-layer, and mortar is applied to brick top and pushes it into empty place, until mortar is squeezed out from gap, instead
It, dosage is to filling out slurry again at pothole；
(3) brickwork joint is repaired with cement mortar prepared by low-grade cement, mixes cream ash with exterior coating blending white cement,
Wick line is made between brickwork joint；
(4) hydrophobic processing is carried out to metope using organosilicon waterproof agent for building.
3. a kind of ancient building common brick exterior wall method for repairing and mending as described in claim 1, which is characterized in that the step C's is specific
Step are as follows:
(1) selection particle is hard, has the sand of corner angle, water content < 2%, sand material partial size 05mm-1.5mm, with 0.3-0.4Mpa's
Operating pressure carries out sandblasting cleaning；
(2) former finish coat is cut, clears up metope substrate, after brushing consolidation sol solution, with 1:3 cement mortar filling-in original finish coat
Then thickness uses exterior wall putty plaster three times, until covering finish coat, polishes flat.
4. a kind of ancient building common brick exterior wall method for repairing and mending as described in claim 1, which is characterized in that the step D's is specific
Step are as follows:
A, base cleaning cuts hollowing region mortar surface layer, removes substrate surface dust and other burs, lays and base's table
The matched steel wire net rack in face, filling concrete mortar in the steel wire net rack；
B, 1-2 is uniformly brushed all over glue, in place of making up a deficiency injustice with putty, is sand flat after dry, and whole blade coating 2-3 is carried out all over greasy to base
Son is sand flat after dry；Putty is mended in brush primer, part again, sands flat after dry, brush finish coating.
5. a kind of ancient building common brick exterior wall method for repairing and mending as claimed in claim 4, which is characterized in that the steel in the step a
By being successively arranged hot melt adhesive film layer, water soluble film layer, alkali resistant glass fibre open weave cloth, the water soluble film layer within outer inside screen frame
Waterproofing agent powder is filled between alkali resistant glass fibre open weave cloth and anhydrous sodium sulphate, the cement mortar are filled in front of laying steel wire net rack
Inside alkali resistant glass fibre open weave cloth.
6. a kind of ancient building common brick exterior wall method for repairing and mending as claimed in claim 4, which is characterized in that the glue in the step b
Water adds 3~5 times of water dilution preparations using acrylic emulsion or water-soluble building glue.
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| CN201910368035.3A CN110306819B (en) | 2019-05-05 | 2019-05-05 | Method for repairing red brick outer wall of historic building |
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| CN201910368035.3A CN110306819B (en) | 2019-05-05 | 2019-05-05 | Method for repairing red brick outer wall of historic building |
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| CN110512892A (en) * | 2019-08-30 | 2019-11-29 | 山西五建集团有限公司 | Existing old wall renovation and construction method |
| CN112239340A (en) * | 2020-09-14 | 2021-01-19 | 上海典臣工程设计有限公司 | Antifouling lime art mortar |
| CN114790836A (en) * | 2022-05-17 | 2022-07-26 | 德才装饰股份有限公司 | Washed sand wall surface repairing method |
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| CN114790836B (en) * | 2022-05-17 | 2023-11-28 | 德才装饰股份有限公司 | Method for repairing water-washed sand wall surface |
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| CN110306819B (en) | 2021-10-22 |
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