CN111236686A - Method for repairing falling-off of external thermal insulation board of external wall by adopting metal combined anchoring part and construction method thereof - Google Patents
Method for repairing falling-off of external thermal insulation board of external wall by adopting metal combined anchoring part and construction method thereof Download PDFInfo
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- CN111236686A CN111236686A CN202010142383.1A CN202010142383A CN111236686A CN 111236686 A CN111236686 A CN 111236686A CN 202010142383 A CN202010142383 A CN 202010142383A CN 111236686 A CN111236686 A CN 111236686A
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- anchoring
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- falling
- thermal insulation
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- 238000004873 anchoring Methods 0.000 title claims abstract description 86
- 238000009413 insulation Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000002184 metal Substances 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 title claims abstract description 20
- 238000004321 preservation Methods 0.000 claims abstract description 30
- 238000005034 decoration Methods 0.000 claims abstract description 29
- 239000004033 plastic Substances 0.000 claims abstract description 25
- 229920003023 plastic Polymers 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000011162 core material Substances 0.000 claims abstract description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 6
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 6
- 239000003063 flame retardant Substances 0.000 claims description 6
- 239000008397 galvanized steel Substances 0.000 claims description 6
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000000452 restraining effect Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention relates to a method for repairing the falling of an external thermal insulation board of an external wall by adopting a metal combined anchoring part and a construction method thereof, which are used for replacing or repairing the defects of the external thermal insulation hollowing, falling and the like of the external wall of the existing building, wherein a fixing mode of combining three insurance modes of sticking, anchoring and supporting is adopted for connecting a thermal insulation decoration replacement board and a base layer wall. After heat-insulating hollowing and falling parts of the outer wall of the existing building are cleaned and residues are removed, an anchoring piece is installed at a proper position of a base layer wall body, the anchoring piece is fixed on the base layer wall body through a plastic expansion bolt, and two hanging pieces are fixed at the other end of the anchoring piece through M6 screws. The heat-insulation decorative replacement board is an integral board synthesized by a heat-insulation core material and a facing material; the anchoring piece is a Z-shaped connecting piece, one end of the anchoring piece is fixed with the base wall, and the other end of the anchoring piece is used for fixing the two hanging pieces; the pendant is Z type connecting piece, and one end is used for being connected with anchor assembly, and the other end is used for retraining the heat preservation and decorates the replacement board, plays the effect of fixed heat preservation decoration replacement board.
Description
Technical Field
The invention relates to a method for repairing the falling off of an external thermal insulation board by adopting a metal combined anchoring part and a construction method thereof, belonging to the technical field of plant reconstruction or public building reconstruction.
Background
In recent years, the falling-off event of the external thermal insulation board of the existing building external wall is frequent, and the falling-off event attracts people's extensive attention. Because the external thermal insulation material of the external wall is influenced by a plurality of factors such as the quality of the plate, the construction method and the like, the potential safety hazards of falling and hollowing of the external thermal insulation plate of the external wall of the existing building are caused, and the service life of the external thermal insulation material of the external wall of the building can not meet the requirement. At present, the invention provides a technology for repairing the falling-off of an external thermal insulation board of an external wall by adopting a metal combined anchoring piece, which solves the defects of falling-off, hollowing and the like of the external thermal insulation of the external wall in the current market. Therefore, the research of the invention has a positive effect on prolonging the service life of the external thermal insulation of the external wall of the existing building.
Disclosure of Invention
The invention provides a method for repairing the falling of an external thermal insulation board of an external wall by adopting a metal combined anchoring part and a construction method thereof, which aims at replacing or repairing the defects of the external thermal insulation hollowing, falling and the like of the external wall of the existing building, and adopts a fixing mode of combining three insurance of sticking, anchoring and supporting for connecting a thermal insulation decoration replacement board and a base layer wall body, and adopts the following technical scheme:
a method for repairing the falling off of an external thermal insulation board by adopting a metal combined anchoring part comprises a thermal insulation decoration replacement board, an anchoring part and a hanging part. The method is characterized in that: after heat-insulating hollowing and falling parts of the outer wall of the existing building are cleaned and residues are removed, an anchoring piece is installed at a proper position of a base layer wall body, the anchoring piece is fixed on the base layer wall body through a plastic expansion bolt, and two hanging pieces are fixed at the other end of the anchoring piece through M6 screws. The heat-insulation decorative replacement board is an integral board synthesized by a heat-insulation core material and a facing material; the anchoring piece is a Z-shaped connecting piece, one end of the anchoring piece is fixed with the base wall, and the other end of the anchoring piece is used for fixing the two hanging pieces; the pendant is Z type connecting piece, and one end is used for being connected with anchor assembly, and the other end is used for retraining the heat preservation and decorates the replacement board, plays the effect of fixed heat preservation decoration replacement board.
Furthermore, the periphery of the heat-preservation decorative replacement plate is provided with grooves, the depth of each groove is 5mm, and the width of each groove is 2 mm.
Further, the thickness of the facing layer of the heat-preservation decoration replacement plate is 8mm or 10 mm.
Furthermore, the number of the anchoring parts at the periphery of the heat-preservation decoration replacement plate is not less than 4, and the anchoring strength is not less than 2 kPa.
Further, the heat preservation is decorated and is replaced board and be located outer wall external corner, door and window entrance to a cave periphery and eaves mouth isoposition, should encrypt and set up anchor assembly, and the interval should be not more than 300mm between the anchor assembly, and anchor assembly's plastics are bloated to be tied apart from basic unit's wall body edge and should not be less than 60 mm.
Furthermore, the heat-insulating decorative replacement board is positioned at the periphery of the opening at the outer side of the door and window frame, a parapet wall, a closed balcony, a cantilever member and other heat bridge parts and should take heat-insulating measures.
Furthermore, the effective anchoring depth of the plastic expansion bolt on the anchoring piece entering the base layer wall body should be not less than 30mm, and the effective anchoring depth of the plastic expansion bolt entering other solid masonry base layers should be not less than 50 mm.
Further, the plastic expansion bolt is phi 8 multiplied by 100 (with screw)
Furthermore, flame-retardant caulking materials are filled between the plate seams between the heat-preservation decorative replacement plates.
Furthermore, the anchoring piece is made of a hot-dip galvanized steel plate and is 3mm thick.
Furthermore, the hanger is made of a hot-dip galvanized steel plate and is 2mm thick.
The method for repairing the falling-off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof comprises the following specific implementation steps:
the method comprises the following steps: an anchoring part and a hanging part are manufactured in advance, and a plastic expansion bolt and a connecting screw are prepared;
step two: cleaning the thermal insulation hollowing and falling parts outside the outer wall of the existing building, removing residues, and leveling;
step three: dividing the snapping lines into standby material sheets, and providing the actual size, anchoring parts, hanging parts, plastic expansion bolts, screws and the like of each corresponding plate according to the actual snapping line condition;
step four: installing an anchoring piece, drilling a hole at a specified position, installing a plastic expansion bolt, and fixing the anchoring piece;
step five: mounting a pendant, and connecting the pendant with the anchoring piece;
step six: the heat-preservation decoration replacement plate is pasted with the base layer wall body by adopting mortar, and the groove at the bottom of the heat-preservation decoration replacement plate is inserted into the hanging piece;
step seven: filling flame-retardant sealant between the surface plate seams and beautifying.
Has the advantages that:
the metal combined anchoring piece is adopted to repair the falling of the external thermal insulation board of the external wall and the construction method thereof, and the construction is simple, safe and reliable. The external thermal insulation decorative replacement board for the external wall has the characteristics of water resistance, impact resistance, thermal insulation, strong decoration, long service life and the like, and the method is also high in cost performance of external thermal insulation repair of the external wall and is one of the existing methods for external thermal insulation falling repair of the external wall.
Drawings
FIG. 1 is a vertical view of the structure for repairing the falling-off of the external thermal insulation board of the external wall by using the metal combined anchoring member according to the present invention;
FIG. 2 is a cross-sectional view of a heat-insulating decorative replacement sheet;
FIG. 3 is a perspective view of the anchor;
fig. 4 is a large drawing of the pendant.
In the figure, 1: heat preservation decoration replacement; 2: an anchoring member; 3: hanging parts; 4: a screw; 5: plastic expansion bolts; 6: caulking material; 7: a base layer wall body; 8: a groove; 9: mortar; 10: and (3) flame-retardant sealant.
Detailed Description
The specific embodiment of the invention is as follows:
a method for repairing the falling off of an external thermal insulation board by adopting a metal combined anchoring part and a construction method thereof are disclosed, as shown in figures 1-4, and comprise a thermal insulation decoration replacement board 1, an anchoring part 2 and a hanging part 3. The method is characterized in that: after heat-insulating hollowing and falling parts of the outer wall of the existing building are cleaned and residues are removed, an anchoring piece 2 is installed at a proper position of a base layer wall body 7, the anchoring piece 2 is fixed on the base layer wall body 7 through a plastic expansion bolt 5, and two hanging pieces 3 are fixed at the other end of the anchoring piece 2 through an M6 screw 4. The heat-insulation decorative replacement board 1 is an integral board synthesized by a heat-insulation core material and a facing material; the anchoring piece 2 is a Z-shaped connecting piece, one end of the anchoring piece is fixed with the base layer wall 7, and the other end of the anchoring piece is used for fixing the two hanging pieces 3; the hanging piece 3 is a Z-shaped connecting piece, one end of the hanging piece is used for being connected with the anchoring piece 2, and the other end of the hanging piece is used for restraining the heat preservation decoration replacement plate 1 to play a role in fixing the heat preservation decoration replacement plate 1.
Furthermore, all the peripheries of the heat-preservation decoration replacement plate 1 are grooved, the depth of the groove 8 is 5mm, and the width of the groove 8 is 2 mm.
Further, the thickness of the facing layer of the heat-preservation decoration replacement plate 1 is 8mm or 10 mm.
Furthermore, the number of the anchoring parts 2 around the heat-preservation decoration replacement plate 1 is not less than 4, and the anchoring strength is not less than 2 kPa.
Further, the heat preservation decoration replacement board 1 is located the position such as outer wall external corner, door and window entrance to a cave periphery and eaves mouth, should encrypt and set up anchor assembly 2, and the interval should be not more than 300mm between anchor assembly 2, and anchor assembly 2's plastics expansion bolt 5 should be not less than 60mm apart from 7 edges of basic unit's wall body.
Furthermore, the heat-insulation decorative replacement plate 1 is positioned at the periphery of the opening at the outer side of the door and window frame, a parapet wall, a closed balcony, a cantilever member and other heat bridge parts and should take heat-insulation measures.
Further, the effective anchoring depth of the plastic expansion bolt 5 on the anchoring piece 2 entering the base layer wall 7 should be not less than 30mm, and the effective anchoring depth entering other solid masonry base layers should be not less than 50 mm.
Further, the plastic expansion bolt 5 is phi 8 multiplied by 100 (with a screw).
Furthermore, the plate seams between the heat-preservation decoration replacement plates 1 are filled with flame-retardant caulking materials 6.
Furthermore, the anchoring piece 2 is made of a hot-dip galvanized steel plate and is 3mm thick.
Furthermore, the hanger 3 is made of a hot-dip galvanized steel plate and is 2mm thick.
The method for repairing the falling-off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof comprises the following specific implementation steps:
the method comprises the following steps: the anchoring part 2 and the hanging part 3 are manufactured in advance, and a plastic expansion bolt 5 and a connecting screw 4 are prepared;
step two: cleaning the thermal insulation hollowing and falling parts outside the outer wall of the existing building, removing residues, and leveling;
step three: dividing the snapping lines into standby material lists, and providing the actual size of each corresponding plate, the number of anchoring parts 2, hanging parts 3, plastic expansion bolts 5, screws 4 and the like according to the actual snapping line condition;
step four: installing an anchoring piece 2, drilling a hole at a specified position, installing a plastic expansion bolt 5, and fixing the anchoring piece 2;
step five: mounting a pendant 3, and connecting the pendant 3 with the anchoring piece 2;
step six: the heat-preservation decoration replacement plate 1 and the base layer wall 7 are pasted by mortar 9, and the groove 8 at the bottom of the heat-preservation decoration replacement plate 1 is inserted into the hanging piece 3;
step seven: filling flame-retardant sealant 10 between the surface plate seams and beautifying.
The foregoing is a representative embodiment of the present invention, and the practice of the present invention is not limited thereto.
Claims (9)
1. A method for repairing the falling off of an external thermal insulation board by adopting a metal combined anchoring part and a construction method thereof are characterized in that: comprises a heat preservation decoration replacement plate (1), an anchoring piece (2) and a hanging piece (3). The method is characterized in that: after heat-insulating hollowing and falling parts of the outer wall of the existing building are cleaned and residues are removed, an anchoring piece (2) is installed at a proper position of a base layer wall body (7), the anchoring piece (2) is fixed on the base layer wall body (7) through a plastic expansion bolt (5), and two hanging pieces (3) are fixed at the other end of the anchoring piece (2) through an M6 screw (4); the heat-insulation decorative replacement board (1) is an integral board synthesized by a heat-insulation core material and a facing material; the anchoring piece (2) is a Z-shaped connecting piece, one end of the anchoring piece is fixed with the base layer wall body (7), and the other end of the anchoring piece is used for fixing the two hanging pieces (3); the hanging piece (3) is a Z-shaped connecting piece, one end of the hanging piece is used for being connected with the anchoring piece (2), and the other end of the hanging piece is used for restraining the heat preservation decoration replacement plate (1) to play a role in fixing the heat preservation decoration replacement plate (1); the thickness of the facing layer of the heat-preservation decoration replacement plate 1 is 8mm or 10 mm.
2. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: the periphery of the heat-preservation decoration replacement plate (1) is completely grooved, the depth of the groove (8) is 5mm, and the width of the groove (8) is 2 mm.
3. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: the number of the anchoring parts (2) around the heat-preservation decoration replacement plate (1) is not less than 4, and the anchoring strength is not less than 2 kPa.
4. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: heat preservation is decorated and is replaced board (1) and be located outer wall external corner, door and window entrance to a cave periphery and eaves mouth isoposition, should encrypt and set up anchor assembly (2), and the interval should be not more than 300mm between anchor assembly (2), and the plastics of anchor assembly (2) are bloated to tie (5) and should be not less than 60mm apart from basic unit's wall body (7) edge.
5. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: the effective anchoring depth of the plastic expansion bolt (5) on the anchoring piece (2) entering the base layer wall (7) should be not less than 30mm, and the effective anchoring depth of the plastic expansion bolt entering other solid masonry base layers should be not less than 50 mm.
6. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: the plastic expansion bolt (5) is phi 8 multiplied by 100 (with a screw).
7. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: the anchoring piece (2) is made of a hot-dip galvanized steel plate and is 3mm thick.
8. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combined anchoring piece and the construction method thereof according to claim 1, is characterized in that: the hanger (3) is made of a hot-dip galvanized steel plate and is 2mm thick.
9. The method for repairing the falling off of the external thermal insulation board of the external wall by adopting the metal combination anchoring part and the construction method thereof according to any one of claims 1 to 8, is characterized in that: the method comprises the following steps:
the method comprises the following steps: the anchoring piece (2) and the hanging piece (3) are manufactured in advance, and a plastic expansion bolt (5) and a connecting screw (4) are prepared;
step two: cleaning the thermal insulation hollowing and falling parts outside the outer wall of the existing building, removing residues, and leveling;
step three: dividing the snapping lines into standby material sheets, and providing the actual size of each corresponding plate, the number of anchoring parts (2), hanging parts (3), plastic expansion bolts (5), screws (4) and the like according to the actual snapping line condition;
step four: installing an anchoring piece (2), drilling a hole at a specified position, installing a plastic expansion bolt (5) and fixing the anchoring piece (2);
step five: mounting the hanging piece (3), and connecting the hanging piece (3) with the anchoring piece (2);
step six: the heat-preservation decoration replacement plate (1) is stuck to the base layer wall (7) by adopting mortar (9), and meanwhile, a groove (8) at the bottom of the heat-preservation decoration replacement plate (1) is inserted into the pendant (3);
step seven: filling flame-retardant sealant (10) between the surface plate seams and beautifying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010142383.1A CN111236686A (en) | 2020-03-05 | 2020-03-05 | Method for repairing falling-off of external thermal insulation board of external wall by adopting metal combined anchoring part and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010142383.1A CN111236686A (en) | 2020-03-05 | 2020-03-05 | Method for repairing falling-off of external thermal insulation board of external wall by adopting metal combined anchoring part and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111236686A true CN111236686A (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010142383.1A Withdrawn CN111236686A (en) | 2020-03-05 | 2020-03-05 | Method for repairing falling-off of external thermal insulation board of external wall by adopting metal combined anchoring part and construction method thereof |
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| CN (1) | CN111236686A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852067A (en) * | 2020-07-30 | 2020-10-30 | 常州市建筑科学研究院集团股份有限公司 | Method for repairing existing building wall heat insulation system |
-
2020
- 2020-03-05 CN CN202010142383.1A patent/CN111236686A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852067A (en) * | 2020-07-30 | 2020-10-30 | 常州市建筑科学研究院集团股份有限公司 | Method for repairing existing building wall heat insulation system |
| CN111852067B (en) * | 2020-07-30 | 2021-12-14 | 常州市建筑科学研究院集团股份有限公司 | Method for repairing existing building wall heat insulation system |
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Application publication date: 20200605 |
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