CN112900760A - Anti-leakage method for reserved anchor bar of pitched roof - Google Patents
Anti-leakage method for reserved anchor bar of pitched roof Download PDFInfo
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- CN112900760A CN112900760A CN202110098183.5A CN202110098183A CN112900760A CN 112900760 A CN112900760 A CN 112900760A CN 202110098183 A CN202110098183 A CN 202110098183A CN 112900760 A CN112900760 A CN 112900760A
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 66
- 239000011248 coating agent Substances 0.000 claims abstract description 54
- 238000000576 coating method Methods 0.000 claims abstract description 54
- 238000002844 melting Methods 0.000 claims abstract description 9
- 230000008018 melting Effects 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 92
- 239000012528 membrane Substances 0.000 claims description 56
- 238000004078 waterproofing Methods 0.000 claims description 55
- 238000005507 spraying Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 239000012943 hotmelt Substances 0.000 claims description 11
- 239000011241 protective layer Substances 0.000 claims description 9
- 238000010128 melt processing Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 238000003490 calendering Methods 0.000 claims description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 239000012466 permeate Substances 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
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Abstract
The invention belongs to the technical field of building construction, and discloses an anti-seepage method for reserved anchor bars of a sloping roof. Waterproof coating films are sprayed on the portions, exposed out of the leveling layer, of the reserved anchor bars and on the upper surface of the leveling layer around the reserved anchor bars, and the portions, provided with the first openings, of the first layer waterproof coiled material are bonded and sealed with the waterproof coating films through hot melting treatment, so that even if rainwater reaches the waterproof coating films, the rainwater cannot permeate into the leveling layer under the blocking of the waterproof coating films and the bonding portions of the first layer waterproof coiled material and the waterproof coating films, and the leakage of the reserved anchor bars of the pitched roof is avoided.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an anti-leakage method for a reserved anchor bar of a pitched roof.
Background
At present, in the construction of a sloping roof, a waterproof coiled material is generally paved between a leveling layer and a protective layer to carry out waterproof treatment on the sloping roof. In order to fix the reinforcing mesh in the protective layer, the reserved reinforcing steel bars on the roof need to penetrate through the waterproof coiled material from the leveling layer and extend into the protective layer, so that the contact part of the reserved anchor bars and the waterproof coiled material needs to be subjected to anti-leakage treatment. The existing leakage-proof method for reserved anchor bars is to form openings corresponding to the reserved anchor bars on the waterproof coiled material, penetrate the openings through the reserved anchor bars, lay the waterproof coiled material on a leveling layer, and then perform hot melting sealing on the openings of the waterproof coiled material and the contact positions of the waterproof coiled material and the reserved anchor bars. However, under the action of thermal expansion and cold contraction of the roof, the hot-melt seal at the opening of the waterproof coiled material is easy to crack, so that the leakage occurs at the opening of the waterproof coiled material; and because waterproofing membrane and the protective layer of laying on waterproofing membrane have the trend along sloping roof face downward landing under the action of gravity, under long-term downward trend effect, waterproofing membrane can produce small displacement along sloping roof face downwards, leads to the hot melt sealed department fracture between waterproofing membrane and the reservation anchor bar, and then makes the seepage appear in reservation anchor bar department.
Therefore, a method for preventing leakage at the reserved anchor bar of the pitched roof is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a method for preventing leakage at a reserved anchor rib of a pitched roof, which avoids leakage at the contact part of a waterproof coiled material and the reserved anchor rib and at the opening of the waterproof coiled material.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-leakage method for reserved anchor bars of a pitched roof comprises the following steps:
s1, spraying waterproof coating films on the portions, exposed out of the leveling layer, of the reserved anchor bars and on the surface of the leveling layer around the reserved anchor bars;
s2, paving a first layer of waterproof coiled material on the leveling layer, wherein a first opening corresponding to the reserved anchor bar is formed in the first layer of waterproof coiled material, and the reserved anchor bar penetrates through the first opening;
s3, carrying out hot melting treatment on the part, provided with the first opening, of the first layer of waterproof coiled material so as to seal the contact part of the first layer of waterproof coiled material and the reserved anchor bar and the first opening, and bonding and sealing the part, provided with the first opening, of the first layer of waterproof coiled material and the waterproof coating film;
s4, paving a second layer of waterproof coiled material on the first layer of waterproof coiled material, wherein a second opening corresponding to the reserved anchor bar is formed in the second layer of waterproof coiled material, the reserved anchor bar penetrates through the second opening, and the first opening can be covered by the second layer of waterproof coiled material;
s5, it is right the second floor waterproofing membrane is provided with the hot melt processing is carried out to the part of second open-ended, so that the second floor waterproofing membrane with the contact department of reserving the anchor bar and the second opening is sealed, and makes the second floor waterproofing membrane be provided with the second open-ended part with first layer waterproofing membrane bonds sealedly.
Preferably, step S0 is further included before step S1: and after the leveling layer is laid, carrying out trowelling and press polishing treatment on the upper surface of the leveling layer around the reserved anchor bars.
Preferably, step S6 is further included after step S5: and carrying out a water spraying test at the reserved anchor bars.
Preferably, the contact position of the first layer of waterproof coiled material and the reserved anchor bar and the contact position of the second layer of waterproof coiled material and the reserved anchor bar are subjected to hot melting treatment to form a sealing ring surrounding the reserved anchor bar.
Preferably, step S7 is further included after step S6: constructing a protective layer, and fixing the reinforcing mesh on the reserved anchor bars;
and pouring concrete, wherein the concrete is poured on the second layer of waterproof roll material, so that the concrete can cover the reinforcing mesh and the second layer of waterproof roll material.
Preferably, the joint of the reinforcing mesh and the reserved anchor bar is positioned above the sealing ring.
Preferably, the concrete can cover the reserved anchor bars.
Preferably, the first opening and the second opening are both cross openings, the first opening comprises a first transverse opening and a first longitudinal opening, the second opening comprises a second transverse opening and a second longitudinal opening, and the lengths of the first transverse opening, the first longitudinal opening, the second transverse opening and the second longitudinal opening are all 20mm-50 mm.
Preferably, the included angle between the first transverse port and the second transverse port is 25-65 degrees.
Preferably, the waterproof coating spraying range is a circular area with the reserved anchor bars as the center, and the lengths of the first transverse port, the first longitudinal port, the second transverse port and the second longitudinal port are all smaller than the diameter of the circular area.
The invention has the beneficial effects that:
according to the method for preventing the leakage of the reserved anchor bars of the sloping roof, the first opening on the first waterproof coiled material is covered by the second waterproof coiled material, so that rainwater reaching the first waterproof coiled material through the second opening on the second waterproof coiled material cannot directly reach the first opening; make the second floor waterproofing membrane be provided with the part of second open-ended and bond sealedly with first layer waterproofing membrane through hot melt processing, can seal the gap between the two to prevent the rainwater through the gap arrival first opening between first layer waterproofing membrane and the second floor waterproofing membrane. Therefore, when the second opening is cracked, rainwater can reach the first layer of waterproof coiled material through the second opening, but can not directly reach the first opening, also can not reach the first opening through the gap between the second layer of waterproof coiled material and the first layer of waterproof coiled material, thereby avoiding leakage.
The waterproof coating can prevent rainwater from permeating into the leveling layer through the waterproof coating; the hot melting treatment enables the part of the first layer of waterproof coiled material provided with the first opening to be bonded and sealed with the waterproof coating film, and a gap between the first layer of waterproof coiled material and the waterproof coating film can be sealed, so that rainwater is prevented from entering an area, on the upper surface of the leveling layer, of the waterproof coating film, through the gap between the first layer of waterproof coiled material and the waterproof coating film. Therefore, when the second opening part, the part that second layer waterproofing membrane and first layer waterproofing membrane bonded and first opening all ftracture, the rainwater though can pass through second opening, gap and first opening between second layer waterproofing membrane and the first layer waterproofing membrane in succession, reach waterproof coating department, however, under the blockking of first layer waterproofing membrane and waterproof coating bonding part and waterproof coating, the rainwater both can't see through waterproof coating infiltration screed-coat, also can't get into the region that waterproof coating was not spouted to the screed-coat upper surface through the gap between first layer waterproofing membrane and the waterproof coating, thereby avoid the seepage. When the second floor waterproofing membrane with reserve between the anchor bar, and all ftractures between first floor waterproofing membrane and the reservation anchor bar, the rainwater though can pass through the second floor waterproofing membrane in succession and reserve the gap between the anchor bar, and the gap between first floor waterproofing membrane and the reservation anchor bar, reach waterproof coating department, however, under waterproof coating and the blockking of first floor waterproofing membrane and waterproof coating bonding part, the rainwater had both failed to see through waterproof coating infiltration screed-coat equally, also unable gap between first floor waterproofing membrane and the waterproof coating gets into the region that the screed-coat upper surface was not spared, thereby avoid the seepage. In sum, the leakage prevention at the reserved anchor bar position can be realized
Drawings
FIG. 1 is a schematic structural diagram of a slope roof reserved anchor bar position after anti-leakage construction in the embodiment of the invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a partial top view of a pitched roof according to an embodiment of the present invention after a first layer of waterproof roll material is laid;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
fig. 5 is a partial top view of a pitched roof according to an embodiment of the present invention after a second layer of waterproof roll material is laid.
In the figure:
100. reserving anchor bars;
1. leveling layer;
2. a first layer of waterproof roll material; 21. a first opening;
3. a second layer of waterproof roll material; 31. a second opening;
4. a protective layer; 41. reinforcing mesh sheets; 42. concrete;
5. and (4) a sealing ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The invention provides an anti-leakage method for reserved anchor bars of a pitched roof, which comprises the following steps:
and S0, after the leveling layer 1 is laid, performing trowelling and calendaring treatment on the upper surface of the leveling layer 1 around the reserved anchor bars 100. The leveling and press polishing treatment is carried out on the upper surface of the leveling layer 1 around the reserved anchor bar 100, preparation is made for subsequent anti-leakage treatment, and the effect that the subsequent anti-leakage treatment is affected because the flatness of the leveling layer 1 around the reserved anchor bar 100 does not reach the standard is avoided.
And S1, spraying waterproof coating films on the part of the reserved anchor bars 100 exposed out of the leveling layer 1 and the upper surface of the leveling layer 1 around the reserved anchor bars 100. By spraying the waterproof coating film on the part of the reserved anchor bar 100 exposed out of the leveling layer 1, the reserved anchor bar 100 can be prevented from being corroded, and meanwhile, rainwater can be prevented from entering the leveling layer 1 through the waterproof coating film. Preferably, the range of spraying the waterproof coating film on the upper surface of the leveling layer 1 around the reserved anchor bar 100 is a circular area with the reserved anchor bar 100 as the center, the diameter of the circular area is generally 60mm to 100mm, and in the embodiment, the spraying diameter of the waterproof coating film is preferably 60 mm.
S2, as shown in fig. 1 to 4, a first layer of waterproof roll 2 is laid on the leveling layer 1, the first layer of waterproof roll 2 is provided with a first opening 21 corresponding to the reserved anchor bar 100, and the reserved anchor bar 100 passes through the first opening 21. The first opening 21 is a cross opening, and the first opening 21 comprises a first transverse opening and a first longitudinal opening, and the first transverse opening is horizontally arranged. The lengths of the first transverse port and the first longitudinal port are both smaller than the diameter of a waterproof coating spraying area, the lengths of the first transverse port and the first longitudinal port are generally 20mm-50mm, and can be specifically selected according to construction needs, and the first layer of waterproof coiled material 2 can be conveniently paved, wherein in the embodiment, the lengths of the first transverse port and the first longitudinal port are preferably 50 mm.
S3, as shown in fig. 2, the part of the first waterproof roll 2 provided with the first opening 21 is subjected to hot melting treatment, so that the contact part of the first waterproof roll 2 and the reserved anchor bar 100 and the first opening 21 are sealed, and the part of the first waterproof roll 2 provided with the first opening 21 is bonded and sealed with the waterproof coating film. Reserve anchor bar 100 and pass first opening 21 back, the part perk that first layer waterproofing membrane 2 and reservation anchor bar 100 contacted upwards, through carrying out hot melt processing to the part that is provided with first opening 21, make first layer waterproofing membrane 2 and the part of reserving anchor bar 100 contact department perk upwards melt laminating reservation anchor bar 100, realize first layer waterproofing membrane 2 and reserve the waterproof sealing between anchor bar 100, thereby make first vertical mouthful and first horizontal mouthful department on the first layer waterproofing membrane 2 melt the first vertical mouthful of shutoff and first horizontal mouthful realize waterproof sealing, the part that makes first layer waterproofing membrane 2 be provided with first opening 21 melts and is sealed with waterproof film bond.
S4, as shown in fig. 1, 2 and 5, a second layer of waterproof roll 3 is laid on the first layer of waterproof roll 2, a second opening 31 corresponding to the reserved anchor bar 100 is opened on the second layer of waterproof roll 3, and the reserved anchor bar 100 passes through the second opening 31. The second layer of waterproofing membrane 3 can cover first opening 21 to further guarantee the water-proof effects of reserving the anchor bar department. The second opening 31 is a cross opening, the second opening 31 comprises a second transverse opening and a second longitudinal opening, the length of the second transverse opening and the length of the second longitudinal opening are both smaller than the diameter of a waterproof coating spraying area, the length of the second transverse opening and the length of the second longitudinal opening are generally 20mm-50mm, the second transverse opening and the length of the second longitudinal opening can be specifically selected according to construction needs, and the second layer of waterproof coiled material 3 can be conveniently paved, and in the embodiment, the length of the second transverse opening and the length of the second longitudinal opening are preferably 50 mm. The angle between the second transverse port and the first transverse port is generally 25-65 deg., preferably 45 deg. in this embodiment. Because first opening 21 and second opening 31 are the cross opening, therefore first horizontal mouthful and first vertical mouthful are perpendicular, and the horizontal mouthful of second is perpendicular with the second vertical mouthful, and the second vertical mouthful also is 45 with the contained angle of first vertical mouthful, consequently, first vertical mouthful is located between the horizontal mouthful of second and the second vertical mouthful, and first horizontal mouthful also is located between the horizontal mouthful of second and the second vertical mouthful to make second layer waterproofing membrane 3 can shelter from first opening 21.
S5, as shown in fig. 2, performing a hot melting process on the portion of the second waterproof roll 3 provided with the second opening 31, so as to seal the second opening 31 and the contact portion of the second waterproof roll 3 with the reserved anchor bar 100, and to bond and seal the portion of the second waterproof roll 3 provided with the second opening 31 with the first waterproof roll 2. Reserve anchor bar 100 and insert the back of second opening 31, the part of second floor waterproofing membrane 3 and reservation anchor bar 100 contact upwards sticks up, through carrying out hot melt processing to the part that is provided with second opening 31, make second floor waterproofing membrane 3 and the part of reserving anchor bar 100 contact department upwards the perk melt laminating and reserve anchor bar 100, thereby it melts the sealed waterproof of shutoff second opening 31 department to make second on the second floor waterproofing membrane 3 indulge mouthful and the horizontal mouthful department of second and melt shutoff second and indulge mouthful and the horizontal mouthful of second realizes the sealed waterproof of second opening 31 department, make second floor waterproofing membrane 3 be provided with the part of second opening 31 melt and bond sealedly with waterproof membrane. Because the contained angle of the horizontal mouth of second and first horizontal mouth is 45, and the contained angle that the mouth was indulged to the second and first vertical mouth also is 45, consequently, the part that the dowel 100 was reserved in the perk laminating that makes progress of second layer waterproofing membrane 3 and the part that the dowel 100 was reserved in the perk laminating that makes progress of first layer waterproofing membrane 2 can mutually support and form to encircle and reserve sealing ring 5 of dowel 100 to improve first layer waterproofing membrane 2 and second layer waterproofing membrane 3 and reserve the water-proof seal effect between the dowel 100.
And S51, performing a water spraying test at the reserved anchor bar 100, and checking that the reserved anchor bar 100 has enough water seepage. Through the sealed effect of trickle test inspection hot melt, if there is the seepage phenomenon to need to supply hot melt to leak department sealed, avoid the hot melt sealed existence to omit influence antiseep effect.
S6, as shown in fig. 1 and 2, constructing the protective layer 4, wherein the concrete construction steps of the protective layer 4 are as follows: fixing the reinforcing mesh 41 on the reserved anchor bars 100, and pouring concrete 42 on the second layer of waterproof coiled material 3. Preferably, the joint of the steel mesh 41 and the reserved anchor bar 100 is located above the sealing ring 5, so that a reliable fixing point between the reserved anchor bar and the steel mesh 41 is ensured, and the tendency that the first waterproof roll 2 and the second waterproof roll 3 slide downwards is reduced. Concrete 42 can cover reinforcing bar net piece 41, second layer waterproofing membrane 3 and reserve anchor bar 100 to protect reinforcing bar net piece 41, second layer waterproofing membrane 3 and reserve anchor bar 100.
The first opening 21 on the first waterproof coiled material 2 is covered by the second waterproof coiled material 3, so that rainwater reaching the first waterproof coiled material 2 through the second opening 31 cannot directly reach the first opening 21; the portion of the second waterproofing membrane 3 provided with the second opening 31 is adhesively sealed with the first waterproofing membrane 2 by hot-melt treatment, and the gap therebetween can be sealed, thereby preventing rainwater from reaching the first opening 21 through the gap between the first waterproofing membrane 2 and the second waterproofing membrane 3. Therefore, when the second opening 31 is cracked, the rainwater can reach the first waterproof roll 2 through the second opening 31, and cannot directly reach the first opening 21, and cannot reach the first opening 21 through the gap between the second waterproof roll 3 and the first waterproof roll 2, so as to avoid leakage.
The waterproof coating can prevent rainwater from permeating into the leveling layer 1 through the waterproof coating; the hot melting treatment enables the part of the first waterproof coiled material 2 provided with the first opening 21 to be bonded and sealed with the waterproof coating film, so that a gap between the first waterproof coiled material and the waterproof coating film can be sealed, and rainwater is prevented from entering an area, on the upper surface of the leveling layer 1, of which the waterproof coating film is not sprayed, through the gap between the first waterproof coiled material 2 and the waterproof coating film.
Therefore, when second opening 31 department, the part that second waterproof coiled material 3 and first waterproof coiled material 2 bonded and first opening 21 all ftracture, the rainwater can be in succession through second opening 31, gap and first opening 21 between second waterproof coiled material 3 and the first waterproof coiled material 2, reach the waterproof coating, under the blockking of first waterproof coiled material 2 and waterproof coating bonding part and waterproof coating, the rainwater neither can permeate waterproof coating infiltration screed-coat 1, also can't get into the region that the waterproof coating was not brushed on screed-coat 1 upper surface through the gap between first waterproof coiled material 2 and the waterproof coating, thereby avoid the seepage. When second floor waterproofing membrane 3 and reserve between the dowel 100, and first floor waterproofing membrane 2 and reserve between the dowel 100 and all ftractureing, the rainwater can pass through second floor waterproofing membrane 3 and reserve the gap between the dowel 100 in succession, and the gap between first floor waterproofing membrane 2 and reserve the dowel 100, reach waterproof coating, under waterproof coating and the blockking of first floor waterproofing membrane 2 and waterproof coating bonding part, the rainwater neither can see through waterproof coating infiltration screed-coat 1 equally, also can't get into the region that waterproof coating was not brushed to screed-coat 1 upper surface through the gap between first floor waterproofing membrane 2 and the waterproof coating, thereby avoid the seepage.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The anti-leakage method for the reserved anchor bars of the pitched roof is characterized by comprising the following steps of:
s1, spraying waterproof coating films on the part, exposed out of the leveling layer (1), of the reserved anchor bars (100) and on the surface of the leveling layer (1) around the reserved anchor bars (100);
s2, paving a first layer of waterproof coiled material (2) on the leveling layer (1), wherein a first opening (21) corresponding to the reserved anchor bar (100) is formed in the first layer of waterproof coiled material (2), and the reserved anchor bar (100) penetrates through the first opening (21);
s3, carrying out hot melting treatment on the part, provided with the first opening (21), of the first waterproof coiled material (2) so as to seal the contact part of the first waterproof coiled material (2) and the reserved anchor bar (100) and the first opening (21), and bonding and sealing the part, provided with the first opening (21), of the first waterproof coiled material (2) and the waterproof coating film;
s4, paving a second layer of waterproof coiled material (3) on the first layer of waterproof coiled material (2), wherein a second opening (31) corresponding to the reserved anchor bar (100) is formed in the second layer of waterproof coiled material (3), the reserved anchor bar (100) penetrates through the second opening (31), and the second layer of waterproof coiled material (3) can cover the first opening (21);
s5, it is provided with to second floor waterproofing membrane (3) the part of second opening (31) carries out hot melt processing, so that second floor waterproofing membrane (3) with the contact department of reserving anchor bar (100) and second opening (31) are sealed, and make second floor waterproofing membrane (3) are provided with the part of second opening (31) with first layer waterproofing membrane (2) bonding is sealed.
2. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 1, wherein before the step S1, the method further comprises the step S0: and after the leveling layer (1) is laid, carrying out trowelling and calendaring treatment on the upper surface of the leveling layer (1) around the reserved anchor bars (100).
3. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 1, wherein after the step S5, the method further comprises the step S6: and carrying out a water spraying test at the reserved anchor bars (100).
4. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 3, wherein the contact position of the first layer of waterproof roll (2) and the reserved anchor bar (100) and the contact position of the second layer of waterproof roll (3) and the reserved anchor bar (100) are subjected to hot melting treatment to form a sealing ring (5) surrounding the reserved anchor bar (100).
5. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 4, wherein the step S6 is followed by the step S7: constructing a protective layer (4), and fixing a reinforcing steel bar net piece (41) on the reserved anchor bars (100);
and pouring concrete (42), and pouring the concrete (42) on the second layer of waterproof roll material (3) so that the concrete (42) can cover the steel mesh (41) and the second layer of waterproof roll material (3).
6. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 5, wherein the joint of the steel mesh (41) and the reserved anchor bar (100) is located above the sealing ring (5).
7. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 6, wherein the concrete (42) can cover the reserved anchor bar (100).
8. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 1, wherein the first opening (21) and the second opening (31) are both cross openings, the first opening (21) comprises a first transverse opening and a first longitudinal opening, the second opening (31) comprises a second transverse opening and a second longitudinal opening, and the first transverse opening, the first longitudinal opening, the second transverse opening and the second longitudinal opening are all 20mm-50mm in length.
9. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 8, wherein the included angle between the first transverse port and the second transverse port is 25-65 °.
10. The method for preventing leakage at the reserved anchor bar of the pitched roof as claimed in claim 8, wherein the range of spraying the waterproof coating is a circular area with the reserved anchor bar (100) as the center, and the lengths of the first transverse port, the first longitudinal port, the second transverse port and the second longitudinal port are all smaller than the diameter of the circular area.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110098183.5A CN112900760A (en) | 2021-01-25 | 2021-01-25 | Anti-leakage method for reserved anchor bar of pitched roof |
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| CN202110098183.5A CN112900760A (en) | 2021-01-25 | 2021-01-25 | Anti-leakage method for reserved anchor bar of pitched roof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100416107B1 (en) * | 2003-02-25 | 2004-01-28 | 권영춘 | Waterproof structure that use roofingsheet |
| CN202492975U (en) * | 2012-03-23 | 2012-10-17 | 上海市电力公司 | Pipeline water-proof structure extending out of roof |
| CN206917119U (en) * | 2017-07-19 | 2018-01-23 | 常州工程职业技术学院 | One kind goes out roof pipeline waterproof construction |
| CN206971581U (en) * | 2017-07-04 | 2018-02-06 | 中铁北京工程局集团有限公司 | A kind of water-proofing treatment system of joint of plate perforating pipe position |
| CN211172748U (en) * | 2019-08-21 | 2020-08-04 | 中冶建工集团有限公司 | Roof waterproof reinforcing structure |
| CN211313112U (en) * | 2019-10-15 | 2020-08-21 | 广东省工业设备安装有限公司 | Large-area large-gradient integrated waterproof heat-preservation tile-hanging roof |
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2021
- 2021-01-25 CN CN202110098183.5A patent/CN112900760A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100416107B1 (en) * | 2003-02-25 | 2004-01-28 | 권영춘 | Waterproof structure that use roofingsheet |
| CN202492975U (en) * | 2012-03-23 | 2012-10-17 | 上海市电力公司 | Pipeline water-proof structure extending out of roof |
| CN206971581U (en) * | 2017-07-04 | 2018-02-06 | 中铁北京工程局集团有限公司 | A kind of water-proofing treatment system of joint of plate perforating pipe position |
| CN206917119U (en) * | 2017-07-19 | 2018-01-23 | 常州工程职业技术学院 | One kind goes out roof pipeline waterproof construction |
| CN211172748U (en) * | 2019-08-21 | 2020-08-04 | 中冶建工集团有限公司 | Roof waterproof reinforcing structure |
| CN211313112U (en) * | 2019-10-15 | 2020-08-21 | 广东省工业设备安装有限公司 | Large-area large-gradient integrated waterproof heat-preservation tile-hanging roof |
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