CN106812265B - Roof skylight structure leakage treatment structure and construction method - Google Patents
Roof skylight structure leakage treatment structure and construction method Download PDFInfo
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- CN106812265B CN106812265B CN201710182848.4A CN201710182848A CN106812265B CN 106812265 B CN106812265 B CN 106812265B CN 201710182848 A CN201710182848 A CN 201710182848A CN 106812265 B CN106812265 B CN 106812265B
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- roof
- post
- skylight
- roof skylight
- reinforcing steel
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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
- E04D13/03—Sky-lights; Domes; Ventilating sky-lights
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
Abstract
The invention discloses a roof skylight structure leakage treatment structure and a construction method, wherein firstly, a roof surface protection layer, a waterproof layer and a heat insulation layer are chiseled to reach a base layer within the range of 10-20 cm around a roof skylight; roughening the base layer; cleaning a base layer, and coating cement-based infiltration crystallization; embedding reinforcing steel bars into the roof panel at the position of the chiseled section, and arranging distribution ribs; then, filling with hand-throwing early-strength impervious concrete, wherein the filling thickness is 10-12 cm, the top is closed by adopting a slope, and a post-pouring belt which is not less than 10cm is reserved at the joint of the new material and the old material of the roof; sticking water-swelling rubber water stop strips on the corresponding surfaces of the upper side and the lower side of the post-pouring strip away from the reinforcing steel bar; after the concrete is finally set, filling a plugging agent into the post-cast strip; and finally, capping with a capping material. The roof skylight has the advantages of reasonable design, low cost, convenience in construction, convenience in operation, structural reinforcement, long service life, resource saving, leakage risk reduction, high construction safety and capability of effectively solving the problem of leakage of the existing roof skylight.
Description
Technical Field
The invention relates to the technical field of building waterproof leakage repair, in particular to a roof skylight structure leakage treatment structure and a construction method.
Background
At present, most of roof skylights adopt parallel skylights, the edge joint of the roof skylights is a big difficulty of waterproof construction, in recent years, the problem of leakage around the roof skylights is serious, and an anti-leakage structure is adopted for solving the leakage problem fundamentally and considering the safety and convenience of construction. The roof skylight needs to be very careful in the construction process, leakage is easy to cause if construction errors occur, and the requirements are difficult to meet in the current construction management; meanwhile, after the material is put into use, the spliced part is cracked due to the influence of temperature change, the durability of the material and other factors, so that leakage is caused; the leakage control of the roof skylight is always a problem which is difficult to completely solve in the engineering.
Disclosure of Invention
The invention aims to overcome the defects of the prior art by aiming at the water leakage phenomenon of a roof skylight, and provides a roof skylight structure leakage treatment structure and a construction method, which can treat the roof skylight leakage, reinforce the roof skylight structure, have strong adaptability and lower cost and are environment-friendly.
The technical scheme adopted by the invention is as follows: a roof skylight structure leakage treatment structure comprises hand-throwing early-strength anti-permeability concrete, implanted reinforcing steel bars, a roof skylight, a leakage plugging agent, a roof panel, a water-swelling rubber water stop strip, cement-based infiltration crystals and a capping material;
chiseling a surface protection layer, a waterproof layer and a heat insulation layer of the roof panel within a range of 10-20 cm around the roof skylight until a gap is formed on a structural base layer;
the bottom of the chiseled notch is coated with cement-based infiltration crystals, and embedded steel bars are arranged in the roof panel at the chiseled notch position and serve as distribution ribs; the periphery of the roof skylight is filled with hand-throwing early-strength anti-permeability concrete in the vertical direction, the filling thickness is 10-12 cm, the top of the roof skylight is closed by adopting a slope, a post-pouring belt is arranged at the joint of the lower part of the hand-throwing early-strength anti-permeability concrete and a new and old material of a roof, and the height of the post-pouring belt is not less than 10 cm; sticking water-swelling rubber water stop strips on the corresponding surfaces of the upper side and the lower side of the post-cast strip away from the reinforcing steel bar, and filling a plugging agent in the post-cast strip; and the roof skylight is capped by capping materials.
Preferably, distributed reinforcements are arranged in the roof panel in a reinforcing steel bar implanting mode, holes are drilled firstly, then glue is injected, and the depth of implanted reinforcing steel bars is not less than 20d (d is the diameter of the reinforcing steel bars), so that the integrity and the structural strength can be improved.
Preferably, the capping material is toughened glass, an open skylight or a buckled cement cover plate and the like, and can be selected according to different requirements.
The hand-throwing type early-strength anti-permeability concrete is filled in a manual hand-throwing mode, has the advantages of micro-swelling, early strength, anti-permeability, anti-aging, structural reinforcement, no need of a template, convenient construction, environmental protection and low slump constant and does not flow automatically, and the initial setting time and the final setting time can be adjusted according to the change of the admixture in the mixing ratio so as to meet the construction requirement.
A construction method of the roof skylight structure leakage treatment structure comprises the following steps:
1) chiseling the surface protection layer, the waterproof layer and the heat insulation layer of the roof panel within 10-20 cm of the periphery of the roof skylight until the structural base layer forms a gap;
2) roughening the structural base layer;
3) cleaning the structural base layer, and painting cement-based infiltration crystallization;
4) drilling holes on the roof panel, injecting glue, implanting reinforcing steel bars, arranging distribution ribs and improving the structural strength;
5) after the implanted steel bar colloid is cured, hand-throwing early-strength anti-permeability concrete is filled, the top is closed by a slope, the top is smooth, a post-pouring strip with the joint of new and old materials not less than 10cm is formed, and the hand-throwing early-strength anti-permeability concrete is convenient to construct and operate;
6) sticking water-swelling rubber water stop strips on the corresponding surfaces of the upper side and the lower side of the post-pouring strip, which are away from the reinforcing steel bar;
7) after the concrete is finally set, filling a plugging agent into the post-cast strip;
8) finally, capping with capping material; finally, the roof skylight is reinforced by embedding reinforcing steel bars and manually throwing early-strength impervious concrete, a post-cast strip at the joint of the new material and the old material is filled with cement-based permeable crystals, water-swelling rubber water-stop strips and plugging agents to block and prevent water, the top of the roof skylight is closed by a slope for drainage, and a capping material is used for capping.
Preferably, the hand-throwing type early-strength impervious concrete in the step 5) is filled in a semi-dry state by hand throwing, a formwork is not required to be supported, the mixing proportion is adjusted, the initial setting time is shortened, the hand-throwing type early-strength impervious concrete is pressed upwards along the reinforcing mesh, and the filling sequence is as follows: the whole area is filled and filled from the bottom to the top from two sides to the middle.
The water-swelling rubber water stop strip is adhered to the periphery of the chiseled part. The water-swelling rubber water stop rod generates 2-3 times of swelling deformation after meeting water, fills all irregular surfaces, cavities and gaps in the groove, generates huge contact pressure to prevent leakage, can eliminate the characteristic of elastic fatigue caused by excessive compression of general elastic materials, and is matched with a plugging agent and the like to form a plurality of waterproof layers.
Has the advantages that: compared with the prior art, the invention has the following advantages:
(1) the periphery of the roof skylight is blocked, so that the roof is prevented from flowing in parallel with a water source, and the roof skylight is green and environment-friendly, long in service life and high in safety;
(2) according to the invention, a method of embedding reinforcing steel bars and filling hand-throwing type early-strength anti-permeability concrete is adopted, so that the external periphery of the roof skylight is blocked, the structure is integrated, the construction is convenient, a formwork is not required, the reinforcement is realized, the adaptability is strong, and the cost is lower;
(3) the construction process is simple, the design is scientific and reasonable, the hand-throwing type early-strength anti-permeability concrete is formed in the final enclosure area to be matched with the reinforcing steel bar for reinforcement and water prevention, the grooves reserved on the periphery are waterproof by adopting cement-based permeation crystallization, water-swelling water-stopping rubber strips and plugging agents, the top is closed by adopting slopes for drainage, and the top is sealed by a capping material;
(4) the construction process adopts hand-falling type early-strength anti-permeability concrete filling, is convenient to construct, does not need formwork erecting, saves materials and is environment-friendly;
(5) the invention has the advantages of strong practicability, high safety, convenient construction and easy popularization.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a sectional view taken along line a-a of fig. 1.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in fig. 1-2, a roof skylight structure leakage management structure comprises hand-throwing early-strength anti-permeability concrete 1, implanted reinforcing steel bars 2, a roof skylight 3, a plugging agent 4, a roof panel 5, a water-swelling rubber water stop strip 6, cement-based infiltration crystals 7 and a capping material 8;
within the range of 10-20 cm around the roof skylight 3, chiseling a surface protection layer, a waterproof layer and a heat insulation layer of the roof panel 5 until reaching a structural base layer; the bottom of the chiseled notch is coated with cement-based permeable crystals 7, and implanted steel bars 2 are arranged in the roof panel 5 at the chiseled notch position and serve as distribution ribs; the periphery of the roof skylight 3 is filled with hand-throwing type early-strength anti-permeability concrete 1 in the vertical direction, the filling thickness is 10-12 cm, the top is closed by adopting a slope, and a post-pouring belt which is not less than 10cm is reserved at the joint of new and old materials of the roof; sticking water-swelling rubber water stop strips 6 on the corresponding surfaces of the upper side and the lower side of the post-pouring strip away from the reinforcing steel bar; after the concrete is finally set, filling a plugging agent 4 into the post-cast strip; and finally, capping by using a capping material 8, such as tempered glass, an open skylight or a buckled cement cover plate.
The mode of implanting the reinforcing steel bars 2 into the roof panel 5 is to arrange distribution ribs, firstly drill holes and then inject glue, wherein the depth of implanting the reinforcing steel bars 2 is not less than 20d (d is the diameter of the reinforcing steel bars), and the mode can improve the integrity and the structural strength.
A construction method of the roof skylight structure leakage treatment structure comprises the following steps:
1) and chiseling a surface protection layer, a waterproof layer and a heat insulation layer of the roof panel 5 to a structural base layer within a range of 5-10 cm around the roof skylight 3;
2) roughening the structural base layer;
3) cleaning the structural base layer, and coating a cement-based infiltration crystal 7;
4) the chiseling part drills holes in the roof panel 5, injects glue, implants the reinforcing steel bars 2, arranges distribution ribs and improves the structural strength;
5) after the implanted steel bar 2 colloid is cured, the hand-throwing early-strength anti-permeability concrete 1 is filled, the top is closed by a slope, the top is smooth, a post-pouring belt is formed at the joint of the new material and the old material, the joint of the new material and the old material is not less than 10cm, and the hand-throwing early-strength anti-permeability concrete is convenient to construct and convenient to operate; the impervious concrete of early strong of formula that falls into semi-dry state hand is thrown away and is filled, need not formwork, and the adjustment mix proportion shortens initial set time, and it is upwards to hold between the fingers the concrete along the reinforcing bar net with the hand, filling order: the lower part is arranged at the first, the upper part is arranged at the second, the two sides are arranged at the middle part, and the whole area is filled fully;
6) sticking water-swelling rubber water stop strips 6 on the corresponding surfaces of the upper side and the lower side of the post-pouring strip away from the reinforcing steel bars;
7) after the concrete is finally set, filling a plugging agent 4 into the post-cast strip;
8) finally, a capping material 8 is used for capping, such as toughened glass, an open skylight or a buckled cement cover plate; finally, the roof skylight is subjected to leakage repairing and reinforcement by adopting implanted reinforcing steel bars 2 and hand-throwing type early-strength anti-permeability concrete 1, a post-pouring belt at the joint of the new material and the old material is filled with cement-based permeable crystals 7, water-swelling rubber water stop bars 6 and a plugging agent 4 for plugging and waterproofing, the top of the roof skylight is subjected to slope closing for drainage, and a capping material 8 is used for capping.
The embodiments of the present invention are described in detail above with reference to the drawings, but the present invention is not limited to the described embodiments. It will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the spirit and scope of the invention.
Claims (2)
1. A construction method of a roof skylight structure leakage treatment structure comprises hand-throwing early-strength impervious concrete, implanted reinforcing steel bars, a roof skylight, a leakage plugging agent, a roof panel, a water-swelling rubber water stop strip, cement-based infiltration crystals and a capping material; chiseling a surface protection layer, a waterproof layer and a heat insulation layer of the roof panel within a range of 10-20 cm around the roof skylight until a gap is formed on a structural base layer; the bottom of the chiseled notch is coated with cement-based infiltration crystals, and embedded steel bars are arranged in the roof panel at the chiseled notch position and serve as distribution ribs; the periphery of the roof skylight is filled with hand-throwing early-strength anti-permeability concrete in the vertical direction, the filling thickness is 10-12 cm, the top of the roof skylight is closed by adopting a slope, a post-pouring belt is arranged at the joint of the lower part of the hand-throwing early-strength anti-permeability concrete and a new and old material of a roof, and the height of the post-pouring belt is not less than 10 cm; sticking water-swelling rubber water stop strips on the corresponding surfaces of the upper side and the lower side of the post-cast strip away from the reinforcing steel bar, and filling a plugging agent in the post-cast strip; the roof skylight is capped by capping materials;
the depth of the implanted reinforcing steel bar implanted into the roof panel is not less than 20d, and d is the diameter of the reinforcing steel bar;
the capping material adopts toughened glass, an open skylight or a buckled cement cover plate;
the construction method of the roof skylight structure leakage treatment structure comprises the following steps:
1) chiseling the surface protection layer, the waterproof layer and the heat insulation layer of the roof panel within 10-20 cm of the periphery of the roof skylight until the structural base layer forms a gap;
2) roughening the structural base layer;
3) cleaning the structural base layer, and painting cement-based infiltration crystallization;
4) drilling holes on the roof panel, injecting glue, implanting reinforcing steel bars, arranging distribution ribs and improving the structural strength;
5) after the implanted steel bar colloid is cured, filling the hand-throwing early-strength anti-permeability concrete, closing the top by adopting a slope, finishing and smoothing, and post-pouring the strip with the joint of the new material and the old material not less than 10 cm;
6) sticking water-swelling rubber water stop strips on the corresponding surfaces of the upper side and the lower side of the post-pouring strip, which are away from the reinforcing steel bar;
7) after the concrete is finally set, filling a plugging agent into the post-cast strip;
8) finally, capping with capping material; finally, the roof skylight is reinforced by embedding reinforcing steel bars and manually throwing early-strength impervious concrete, a post-cast strip at the joint of the new material and the old material is filled with cement-based permeable crystals, water-swelling rubber water-stop strips and plugging agents to block and prevent water, the top of the roof skylight is closed by a slope for drainage, and a capping material is used for capping.
2. The construction method of the roof skylight structure leakage treatment structure according to claim 1, characterized in that: the hand-throwing type early-strength impervious concrete in the step 5) is in a semi-dry state and is thrown and filled, a formwork is not required to be erected, the mix proportion is adjusted, the initial setting time is shortened, the hand-throwing type early-strength impervious concrete is pinched upwards along the reinforcing mesh, and the filling sequence is as follows: the whole area is filled and filled from the bottom to the top from two sides to the middle.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108708504B (en) * | 2018-07-06 | 2024-04-02 | 中铁第四勘察设计院集团有限公司 | Roof smoke-discharging skylight and buried structure thereof |
| CN110792235A (en) * | 2018-08-03 | 2020-02-14 | 淮安市淮宁钢结构有限公司 | Roof steel structure lighting skylight construction method |
| CN109138284A (en) * | 2018-09-30 | 2019-01-04 | 田间 | A kind of precast prestressed T plate and preparation method thereof with skylight |
| CN113529693B (en) * | 2021-06-03 | 2023-02-03 | 中建一局集团建设发展有限公司 | Construction method for penetrating pipeline through cutter-suction type corner amplitude diaphragm wall |
| CN113738066B (en) * | 2021-08-24 | 2022-05-24 | 北京城建六建设集团有限公司 | Construction method of special-shaped combined patio structure for top of movable chamber of wind and rain playground |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9151057B2 (en) * | 2013-11-05 | 2015-10-06 | Standard Sheet metal, Inc. | Roof curb |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6672020B1 (en) * | 2002-03-15 | 2004-01-06 | The Bilco Company | Universal roof scuttle |
| CN102979303A (en) * | 2012-12-07 | 2013-03-20 | 中国十七冶集团有限公司 | Plugging and leakage-proof construction method of kitchen and toilet flue and water supply and drainage pipeline edge |
| CN203475769U (en) * | 2013-08-13 | 2014-03-12 | 叶香雄 | Roof discharge flue structure |
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