CN101864844A - Method for repairing sloughing of exterior wall - Google Patents
Method for repairing sloughing of exterior wall Download PDFInfo
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- CN101864844A CN101864844A CN200910049289A CN200910049289A CN101864844A CN 101864844 A CN101864844 A CN 101864844A CN 200910049289 A CN200910049289 A CN 200910049289A CN 200910049289 A CN200910049289 A CN 200910049289A CN 101864844 A CN101864844 A CN 101864844A
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- exterior wall
- sloughing
- restorative procedure
- anchor bolts
- chemical anchor
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Abstract
The invention provides a method for repairing the sloughing of an exterior wall, and relates to a method for repairing the sloughing of the exterior wall by adopting chemical anchor bolts. The method at least comprises the following steps of: determining a construction range; determining a plurality of hole positions of the chemical anchor bolts; drilling a plurality of anchor bolt embedding holes; cleaning the anchor bolt embedding holes; putting chemical anchor bolt rubber tubes in the anchor bolt embedding holes; putting anchor bolt screws in the chemical anchor bolt rubber tubes; and finally, performing surface tamping treatment by using latex-doped mortar. The method for repairing the sloughing of the exterior wall has the advantages of convenient construction, project budget cost conservation and quality guarantee after the repair, and is particularly suitable for reinforcing the exterior walls of historic preservation buildings; in addition, the sloughing of facing tiles of the exterior walls can be smoothly repaired under the condition that epoxy grouting reinforcement method cannot be carried out.
Description
Technical field
The present invention relates to a kind of restorative procedure of building furring brick sloughing of exterior wall, particularly a kind of chemical anchor bolts that adopt carry out the method that sloughing of exterior wall is repaired.
Background technology
Building in use for some time, exterior wall is by erosion by wind and rain, hollowing, to flake be common phenomenon, way commonly used in the prior art is to cut off again at the position of generally flaking to whitewash, and then the paving exterior wall tile, renovates.Yet, for the historical relic's protection building, can't find the exterior wall finish material that has same hue with original exterior wall tile at all, therefore, it is infeasible adopting the mode of whitewashing tile work again to restore relics and protecting building.
In addition, the job practices of utilizing epoxy grouting to reinforce in addition, but because the restriction of actual environment, the epoxy grouting reinforcing method often can't be constructed.
In view of this; how can under the prerequisite that keeps former facing tile, effectively repair the sloughing of exterior wall phenomenon of historical relic's protection building, can realize under the situation that the epoxy grouting reinforcing method can't be constructed that again the reparation of sloughing of exterior wall has become the technical problem that industry needs to be resolved hurrily.
Summary of the invention
Main purpose of the present invention is the reinforcing at the historical relic's protection building exterior wall face, and the wall face hollowing phenomenon that can't adopt the epoxy grouting reinforcing method to repair, and a kind of sloughing of exterior wall restorative procedure that utilizes chemical anchor bolts is provided.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of restorative procedure of sloughing of exterior wall, it comprises the following steps: at first, adopts hammering method or infrared analysis method and original construction note to determine described boundary of works area; Then, determine a plurality of chemical anchors keyholes position, the density of described chemical anchors keyhole position is 10 to 15 every square metre, selects furring brick T-joining intersection as chemical anchors keyhole position usually, and described chemical anchors keyhole position is on the porthole that the plum blossom shape is distributed in described building furring brick exterior wall; Then, on chemical anchors keyhole position, with Churn drill with 15 ° ± 3 ° angular bit holes, hole depth 30mm at least to the basal plane of building; Subsequently, adopt rubber to blow or compressed air blows described to the greatest extent a plurality of crab-bolts and buries broken gravel in the hole underground, bury the hole underground to clean described crab-bolt; Bury underground in the hole in described crab-bolt and place the chemical anchor bolts sebific duct, wherein said chemical anchor bolts sebific duct is the sebific duct with supporting brand of chemical anchor bolts and model; At last, with electric drill chemical anchor bolts are pressed to revolve to be installed in the described chemical anchor bolts sebific duct, and mounted chemical anchor bolts are lower than building furring brick exterior wall 8～12mm.
The restorative procedure of metope hollowing of the present invention, utilize chemical anchor bolts with floated coat " nail " plinth course outside the building firmly, influence to the floated coat of periphery is less, and position, cementation hole is all in exterior wall tile T-joining intersection, can not produce and destroy facing tile, and mounted crab-bolt is lower than the decoration of exterior wall layer, can not destroy outer facade effect.
Description of drawings
To the description of one embodiment of the invention, can further understand purpose, specific structural features and the advantage of its invention by following in conjunction with its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 carries out the structural representation that sloughing of exterior wall is repaired for the present invention adopts chemical anchor bolts;
Fig. 2 is that the chemical anchor bolts hollowing of a preferred embodiment of the present invention is repaired the distribution schematic diagram of position, hole.
The specific embodiment
Below with reference to embodiment the restorative procedure of sloughing of exterior wall of the present invention is described in further detail.
Seeing also Fig. 1 and Fig. 2, is that the employing chemical anchor bolts of a preferred embodiment carry out the structural representation that sloughing of exterior wall is repaired as shown in the figure.Chemical anchor bolts hollowing restorative procedure of the present invention; be applied to repair building; especially the furring brick sloughing of exterior wall phenomenon of historical relic's protection building; and described building furring brick exterior wall hierarchical structure from inside to outside is followed successively by barnacle layer 1 (being basal plane), leveling layer 2 (promptly drawing together rough layer) and decorative layer 3 (being face brick).
Chemical anchor bolts hollowing restorative procedure provided by the present invention, its basic step is as follows:
S1. with hammering method or infrared analysis method, find the hollowing of skin, the position of flaking to determine boundary of works area in conjunction with original construction note;
S2. on decorative layer 3, determine the position in (marking) a plurality of chemical anchor bolts hollowings reparation hole 20, these density of repairing hole 20 can be 10 to 15 every square metre, usually select furring brick T-joining intersection as repairing hole 20 (see figure 2)s, and these are repaired holes 20 and are on the exterior wall that the plum blossom shape is distributed in building furring brick 3, concrete arrangement mode as shown in Figure 2, adopt many rows to repair hole 20, be equidistant arrangement between a plurality of holes of each row, column alignment is pressed in the reparation hole 20 of odd-numbered line each other, column alignment is also pressed in the reparation hole of even number line, the half pitch but stagger in the reparation hole of even number line and odd-numbered line.
S3. repair the position (being the T-joining intersection) in hole 20 at the chemical anchor bolts hollowing that is marked, with downward 15 ° ± 3 ° angular bit holes of Churn drill (shown in ∠ a among the figure), the aperture can be 8mm, is deep to basal plane 1 with interior 30mm at least, and promptly the distance b that marks among Fig. 1 is at least 30mm.
S4. blow with rubber or compressed air blows most chemical anchor bolts hollowing and repairs broken gravel in the hole 20.
S5. place chemical anchor bolts sebific ducts (not shown) in repairing hole 20, this chemical anchor bolts sebific duct can be the sebific duct with supporting brand of chemical anchor bolts and model.
S6. with electric drill chemical anchor bolts 30 are pressed to revolve and be installed in the chemical anchor bolts sebific duct, can tightly link to each other with basic unit after sebific duct breaks and play fixation, mounted crab-bolt 30 should be lower than the decoration of exterior wall layer, for example, can be lower than decoration of exterior wall layer 8～12mm, as mark among Fig. 1 apart from shown in the d.
S7. adopt the mortar that is mixed with latex to carry out the surface and tamp processing.
Owing to adopted technique scheme, compare generally flake the position cut off again whitewash, the technology of paving exterior wall tile, chemical anchor bolts hollowing restorative procedure of the present invention has following characteristics and advantage:
1, utilize chemical anchor bolts with floated coat " nail " plinth course outside firmly, less to the influence of the floated coat of periphery;
2, position, cementation hole is all in exterior wall tile T-joining intersection, can not produce facing tile and destroy, and mounted crab-bolt is lower than the decoration of exterior wall layer, can not destroy outer facade effect;
3, convenient and quick construction can not influence the duration.
Of particular note, the restorative procedure of a kind of metope hollowing of the present invention is not limited to structure and step execution sequence defined in the foregoing description, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the present invention, and not breaking away from the spirit and scope of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1. the restorative procedure of a sloughing of exterior wall is used to repair building furring brick sloughing of exterior wall, it is characterized in that described method comprises the following steps:
Step S1 determines boundary of works area;
Step S2 determines a plurality of chemical anchors keyholes position;
Step S3 bores a plurality of crab-bolts and buries the hole underground;
Step S4 cleans described crab-bolt and buries the hole underground;
Step S5 buries underground in described crab-bolt and places the chemical anchor bolts sebific duct in the hole;
Step S6 places the crab-bolt screw rod in described chemical anchor bolts sebific duct;
Step S7 adopts the mortar that is mixed with latex to carry out the surface and tamps processing.
2. the restorative procedure of sloughing of exterior wall according to claim 1 is characterized in that, in step S1, adopts hammering method or infrared analysis method, determines described boundary of works area according to original construction note.
3. the restorative procedure of sloughing of exterior wall according to claim 1 is characterized in that, in step S2, selects furring brick T-joining intersection as chemical anchors keyhole position, and described chemical anchors keyhole position is on the exterior wall that the plum blossom shape is distributed in described building furring brick.
4. according to the restorative procedure of claim 1 or 3 described sloughing of exterior wall, it is characterized in that the density of described chemical anchors keyhole position is 10 to 15 every square metre.
5. the restorative procedure of sloughing of exterior wall according to claim 1 is characterized in that, in step S3, on chemical anchors keyhole position, with predetermined angle boring, hole depth is to the basal plane of building with Churn drill.
6. the restorative procedure of sloughing of exterior wall according to claim 5 is characterized in that, described predetermined angle is 15 ° ± 3 °, hole depth to basal plane with interior 30mm at least.
7. the restorative procedure of sloughing of exterior wall according to claim 1 is characterized in that, in step S4, adopts rubber to blow or compressed air blows described to the greatest extent a plurality of crab-bolts and buries broken gravel in the hole underground.
8. the restorative procedure of sloughing of exterior wall according to claim 1 is characterized in that, in step S5, described chemical anchor bolts sebific duct is the sebific duct with supporting brand of chemical anchor bolts and model.
9. the restorative procedure of sloughing of exterior wall according to claim 1 is characterized in that, in step S6, with electric drill the crab-bolt screw rod is pressed to revolve to be installed in the described chemical anchor bolts sebific duct.
10. the restorative procedure of sloughing of exterior wall according to claim 9 is characterized in that, mounted chemical anchor bolts are lower than building furring brick exterior wall 8～12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910049289A CN101864844A (en) | 2009-04-14 | 2009-04-14 | Method for repairing sloughing of exterior wall |
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| CN200910049289A CN101864844A (en) | 2009-04-14 | 2009-04-14 | Method for repairing sloughing of exterior wall |
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| CN200910049289A Pending CN101864844A (en) | 2009-04-14 | 2009-04-14 | Method for repairing sloughing of exterior wall |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924675A (en) * | 2014-05-06 | 2014-07-16 | 宁夏煤炭基本建设有限公司 | Outer wall strengthening rivet and outer wall strengthening method |
| CN103924792A (en) * | 2014-05-06 | 2014-07-16 | 北京筑福建筑事务有限责任公司 | Method of replacing mortar in mortar joint for masonry structure reinforcement |
| CN105421811A (en) * | 2015-12-17 | 2016-03-23 | 北京筑福建筑事务有限责任公司 | Quincuncial mortar joint mortar reinforced masonry structure and construction method thereof |
| CN108590219A (en) * | 2018-05-07 | 2018-09-28 | 浙江大学 | A kind of ancient seawall restorative procedure based on MICP |
| CN109025344A (en) * | 2018-05-28 | 2018-12-18 | 上海天补材料科技有限公司 | Engineering method is repaired in the comprehensive slip casting of inlet fixed pin of a kind of hollowing inner-outer wall ceramic tile, stone material |
| CN109057385A (en) * | 2018-05-28 | 2018-12-21 | 上海天补材料科技有限公司 | Engineering method is repaired in the fixed pin part slip casting of inlet of a kind of hollowing inner-outer wall ceramic tile, stone material |
| CN110185276A (en) * | 2019-04-19 | 2019-08-30 | 上海市建筑装饰工程集团有限公司 | The restorative procedure of existing building Countermeasures for Dropping of Face Bricks of Exposed Walls |
| CN110607881A (en) * | 2018-06-15 | 2019-12-24 | 上海天补材料科技有限公司 | Whitewash mortar hollowing bonding regeneration technology |
| CN110821198A (en) * | 2019-10-23 | 2020-02-21 | 浙江勤业建工集团有限公司 | High-rise building external wall thermal insulation mortar falling prevention method |
| CN112459526A (en) * | 2020-12-03 | 2021-03-09 | 安徽墨砂工程修缮技术有限公司 | Method for repairing external wall thermal insulation hollowing and dropping |
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| JPS6429578A (en) * | 1987-07-24 | 1989-01-31 | Masaru Eng Kk | Land-floating repair method of slate for finishing surface of building |
| DE4227975A1 (en) * | 1991-08-28 | 1993-03-04 | Boehl Adolf Ejot Gmbh | Method of anchoring of two parallel wall panels - has hole drilled through panel and bolt located onto inner wall. |
| JPH08291631A (en) * | 1995-04-24 | 1996-11-05 | Nippon Tetsudo Kensetsu Kodan | Reinforcing method of concrete structure with steel plate |
| CN1392319A (en) * | 2002-07-09 | 2003-01-22 | 阚小勇 | Post rubber injection method for building wet covered with steel and reinforced with crab-bolt |
| KR20030061951A (en) * | 2002-01-14 | 2003-07-23 | 배석동 | Maintenance and Reinforcement Engineering Method of Concrete Structure |
| CN101275432A (en) * | 2008-05-23 | 2008-10-01 | 北京城建建设工程有限公司 | Construction method for building postposition pre-buried wall connecting parts |
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2009
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6429578A (en) * | 1987-07-24 | 1989-01-31 | Masaru Eng Kk | Land-floating repair method of slate for finishing surface of building |
| DE4227975A1 (en) * | 1991-08-28 | 1993-03-04 | Boehl Adolf Ejot Gmbh | Method of anchoring of two parallel wall panels - has hole drilled through panel and bolt located onto inner wall. |
| JPH08291631A (en) * | 1995-04-24 | 1996-11-05 | Nippon Tetsudo Kensetsu Kodan | Reinforcing method of concrete structure with steel plate |
| KR20030061951A (en) * | 2002-01-14 | 2003-07-23 | 배석동 | Maintenance and Reinforcement Engineering Method of Concrete Structure |
| CN1392319A (en) * | 2002-07-09 | 2003-01-22 | 阚小勇 | Post rubber injection method for building wet covered with steel and reinforced with crab-bolt |
| CN101275432A (en) * | 2008-05-23 | 2008-10-01 | 北京城建建设工程有限公司 | Construction method for building postposition pre-buried wall connecting parts |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924675A (en) * | 2014-05-06 | 2014-07-16 | 宁夏煤炭基本建设有限公司 | Outer wall strengthening rivet and outer wall strengthening method |
| CN103924792A (en) * | 2014-05-06 | 2014-07-16 | 北京筑福建筑事务有限责任公司 | Method of replacing mortar in mortar joint for masonry structure reinforcement |
| CN105421811A (en) * | 2015-12-17 | 2016-03-23 | 北京筑福建筑事务有限责任公司 | Quincuncial mortar joint mortar reinforced masonry structure and construction method thereof |
| CN108590219A (en) * | 2018-05-07 | 2018-09-28 | 浙江大学 | A kind of ancient seawall restorative procedure based on MICP |
| CN109025344A (en) * | 2018-05-28 | 2018-12-18 | 上海天补材料科技有限公司 | Engineering method is repaired in the comprehensive slip casting of inlet fixed pin of a kind of hollowing inner-outer wall ceramic tile, stone material |
| CN109057385A (en) * | 2018-05-28 | 2018-12-21 | 上海天补材料科技有限公司 | Engineering method is repaired in the fixed pin part slip casting of inlet of a kind of hollowing inner-outer wall ceramic tile, stone material |
| CN110607881A (en) * | 2018-06-15 | 2019-12-24 | 上海天补材料科技有限公司 | Whitewash mortar hollowing bonding regeneration technology |
| CN110185276A (en) * | 2019-04-19 | 2019-08-30 | 上海市建筑装饰工程集团有限公司 | The restorative procedure of existing building Countermeasures for Dropping of Face Bricks of Exposed Walls |
| CN110821198A (en) * | 2019-10-23 | 2020-02-21 | 浙江勤业建工集团有限公司 | High-rise building external wall thermal insulation mortar falling prevention method |
| CN112459526A (en) * | 2020-12-03 | 2021-03-09 | 安徽墨砂工程修缮技术有限公司 | Method for repairing external wall thermal insulation hollowing and dropping |
| CN112459526B (en) * | 2020-12-03 | 2021-12-14 | 安徽墨砂工程修缮技术有限公司 | Method for repairing external wall thermal insulation hollowing and dropping |
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Application publication date: 20101020 |