CN115162420A - Construction method of waterproof and drainage integrated coiled material - Google Patents
Construction method of waterproof and drainage integrated coiled material Download PDFInfo
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- CN115162420A CN115162420A CN202210812542.3A CN202210812542A CN115162420A CN 115162420 A CN115162420 A CN 115162420A CN 202210812542 A CN202210812542 A CN 202210812542A CN 115162420 A CN115162420 A CN 115162420A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/025—Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples
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Abstract
The invention discloses a construction method of an anti-drainage integrated waterproof coiled material, which comprises the following steps: pre-paving the drainage-prevention integrated waterproof coiled materials on a concrete base layer, reserving lap edges on long edges of two adjacent drainage-prevention integrated waterproof coiled materials, and splicing and pre-paving short edges of two adjacent drainage-prevention integrated waterproof coiled materials; and welding or bonding the overlapping edges of the long edges of the waterproof roll bodies, and connecting the short edges of the waterproof roll bodies through auxiliary connecting materials. The method can effectively solve the problems that weak positions such as coiled material lap joint and the like have leakage hidden danger due to the fact that impact is caused on the waterproof and drainage integrated waterproof coiled material by surface rainwater and underground water pressure and the problems that the lap joint positions of the coiled material are prone to being broken and torn due to changes such as underground structure settlement and the like, can quickly disperse water after being impacted by the surface rainwater and the underground water pressure in underground engineering, and can achieve the effects of wide application range, good waterproof performance and no waterproof blind area.
Description
Technical Field
The invention relates to the technical field of underground engineering waterproofing, in particular to a construction method of a waterproof and drainage integrated waterproof coiled material.
Background
The existing underground building waterproof engineering is usually constructed by a hot melting method, namely, a waterproof layer and a concrete cushion layer are subjected to hot melting and adhesion. In order to prevent the damage of the waterproof and drainage integrated waterproof roll material during the binding of the reinforcing steel bars and influence the waterproof quality of the building, the isolation layer needs to be paved in advance above the waterproof layer, and then the fine aggregate concrete protective layer is poured. Therefore, the waterproof layer and the concrete structure layer cannot form a whole, if construction defects exist, underground water enters the waterproof layer through the defects, and a water channeling layer is formed between the waterproof layer and the protective layer, so that the building leakage phenomenon is frequent. The use of the waterproof roll with the functions of preventing and discharging is a mode which can partially solve the problems, and can play a role in draining water and reduce the leakage phenomenon of buildings. The drainage prevention integrated waterproof roll is a drainage prevention integrated waterproof roll provided with a drainage groove on one surface contacting with a concrete cushion layer, and is disclosed in chinese patent documents CN106042487A and CN 111204097A. However, the existing construction method still has the problems that the weak parts such as the lap joint of the waterproof roll material have leakage hidden troubles due to the impact of surface rainwater and underground water pressure on the waterproof roll material and the lap joint of the roll material is easy to break and tear due to the change of underground structure settlement and the like.
Disclosure of Invention
In order to solve the above defects in the prior art to at least a certain extent, the invention provides a construction method of an anti-drainage integrated waterproof coiled material, which comprises the following steps:
pre-paving coiled materials, wherein the pre-paving of the coiled materials comprises pre-paving the waterproof coiled materials integrated with the drainage prevention on a concrete base layer, reserving lap edges on long edges of two adjacent waterproof coiled materials integrated with the drainage prevention, and splicing and pre-paving short edges of two adjacent waterproof coiled materials integrated with the drainage prevention;
the coiled material is connected, the coiled material is connected including two adjacent prevent arranging the overlap edge on integrative waterproofing membrane long limit and weld or bond, two adjacent prevent arranging integrative waterproofing membrane's minor face and connect through supplementary connecting material.
Optionally, the auxiliary connecting material is a lapping adhesive tape tiled below the splicing area of the short edges of the waterproof roll body, and the lapping adhesive tape is spliced on the lapping adhesive tape and rolled on the splicing area of the short edges by a rubber compression roller.
Optionally, sealing is performed using sand-faced adhesive tape over the splice area of the short sides.
Optionally, supplementary connecting material is for tiling adjacent two prevent arranging integrative waterproofing membrane with the supplementary welding of material of the splicing region top of integrative waterproofing membrane minor face of arranging, will prevent arranging integrative waterproofing membrane's minor face respectively with prevent arranging integrative waterproofing membrane with the supplementary welding of material and weld or bond.
Optionally, supplementary connecting material is two-sided self-adhesive tape, uses hot ironing equipment with adjacent two prevent arranging the drainage channel at the concatenation region back of one of them minor face of integrative waterproofing membrane and melt and press levelly and smoothly, will one side of two-sided self-adhesive tape paste in another prevent arranging the top in the concatenation region of integrative waterproofing membrane's minor face, use the rubber compression roller to roll, then will two-sided self-adhesive tape's another side and melt and press levelly and smoothly prevent arranging the concatenation joining region of integrative waterproofing membrane's minor face and paste to use the rubber compression roller to roll and paste.
Optionally, when prevent arranging integrative waterproofing membrane and pave to pile head position in advance prevent arranging integrative waterproofing membrane go up with the position that the pile head corresponds is tailor and is greater than the round hole of pile head diameter prevent arranging integrative waterproofing membrane top around the pile head, it is right to apply paint non-curing rubber pitch waterproofing membrane with prevent arranging integrative waterproofing membrane with the handing-over position of pile head seals, or will prevent arranging integrative waterproofing membrane and apply paint with a brush in advance the plane of pile head, facade and non-curing rubber pitch waterproofing membrane layer on every side carry out the overlap joint, and follow non-curing rubber pitch waterproofing membrane prevent arranging integrative waterproofing membrane with spill over in the handing-over position of pile head, it is right to prevent arranging integrative waterproofing membrane with the handing-over position of pile head seals.
Optionally, adopt to seal the lining off-set technique dorsad to carry out the overlap joint to bottom plate waterproofing membrane and side wall waterproofing membrane, seal the lining off-set technique dorsad and include that the pitch waterproofing membrane who will be used as side wall waterproofing membrane turns over brick child mould plane and gets rid of outward on brick child mould plane and facade corner, will be used as bottom plate waterproofing membrane prevent arranging integrative waterproofing membrane and leave the below of establishing at brick child mould plane and facade corner, will prevent arranging integrative waterproofing membrane with pitch waterproofing membrane welding or bonding, then it is right to use the sand face to seal the strip prevent arranging integrative waterproofing membrane with pitch waterproofing membrane's seam is sealed.
Optionally, work as when preventing arranging integrative waterproofing membrane pre-paved to the position of reinforcing bar stock prevent arranging integrative waterproofing membrane and cut out on the integrative waterproofing membrane and be greater than the round hole of the hole diameter of reinforcing bar stock uses PU to seal glue and is in prevent arranging integrative waterproofing membrane top bonding rubber lantern ring, and rubber lantern ring central point puts and packs water inflation stagnant water and glues, seals the root of reinforcing bar stock.
Optionally, a cement-based permeable crystallization type waterproof coating layer and a non-cured rubber asphalt waterproof coating layer are sequentially coated around the reinforced anchor rod in advance.
Optionally, the waterproof roll is a waterproof roll with a self-cleaning function.
The construction method of the waterproof and drainage integrated roll can effectively solve the problems that the roll lap joint and other weak parts have leakage hidden troubles due to the impact of surface rainwater and underground water pressure on the waterproof and drainage integrated roll, the roll lap joint parts are easy to break and tear due to the change of underground structure settlement and the like, water can be quickly dispersed after the impact of the surface rainwater and underground water pressure in underground engineering, and the waterproof and drainage integrated roll has the advantages of wide application range, good waterproof performance and no waterproof blind area.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily to scale. In the drawings:
fig. 1 is a schematic view of a long-side lapping structure of a construction method of a drainage prevention integrated waterproof roll according to an embodiment of the present invention.
Fig. 2 is a first schematic diagram of a short edge splicing structure of a construction method of a drainage and prevention integrated waterproof roll according to an embodiment of the present invention.
Fig. 3 is a schematic view of a waterproof structure at a pile head in a construction method of a drainage prevention integrated waterproof roll according to an embodiment of the present invention.
Fig. 4 is a schematic view showing a fling structure of a bottom plate brick film coiled material in a construction method of an anti-drainage integrated waterproof coiled material according to an embodiment of the invention.
Fig. 5 is a schematic view of a floor brick film coiled material flinging joint structure of the construction method of the drainage-prevention integrated waterproof coiled material according to one embodiment of the invention.
Fig. 6 is a schematic view of an outer anti-drainage and inner sticking enclosing structure coiled material throwing structure of the construction method of the anti-drainage integrated waterproof coiled material according to one embodiment of the invention.
Fig. 7 is a schematic view of a waterproof structure at a reinforcing steel bar anchor rod in a construction method of a drainage prevention integrated waterproof roll according to an embodiment of the present invention.
Fig. 8 is a schematic view of an application of the drainage and prevention integrated waterproofing membrane construction method in a ceiling planted in a basement according to an embodiment of the invention.
Fig. 9 is a schematic view of an application of the drainage prevention integrated waterproofing membrane construction method according to an embodiment of the present invention to a tunnel.
Fig. 10 is a second schematic view of a short side splicing structure of the drainage-prevention integrated waterproof roll construction method according to an embodiment of the invention.
Fig. 11 is a third schematic view of a short-side splicing structure of the drainage-prevention integrated waterproof roll construction method according to an embodiment of the invention.
Description of reference numerals:
1. a concrete base layer; 2. pile head; 3. a cement-based capillary crystalline waterproof coating layer; 4. a non-cured rubber asphalt waterproof coating layer; 5. waterproof roll material with integrated waterproof and drainage functions; 6. a water-swelling rubber water stop ring; 7. a concrete floor; 8. welding; 9. a lap belt; 10. asphalt waterproof coiled materials; 11. a sand face sealing strip; 12. a brick moulding bed; 13. constructing a joint; 14. a water stop steel plate; 15. a rubber collar; 16. water-swellable water-stop glue; 17. a steel bar anchor rod; 18. PU sealant; 19. an enclosure structure; 20. a cement nail; 21. ash slag bricks; 22. primary lining of concrete; 23. concrete secondary lining; 24. a drainage blind ditch; 25. a transverse drain pipe; 26. the non-woven geotextile is wrapped outside the longitudinal double-wall perforated corrugated pipe; 27. overlapping adhesive tape; 28. sand surface adhesive tape; 29. double-sided self-adhesive tape.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
In this embodiment, the construction method of the waterproof and drainage integrated roll includes pre-laying of the roll and connection of the roll. Wherein:
as shown in fig. 1, the roll pre-laying is to pre-lay the anti-drainage integrated waterproof roll 5 on the concrete base layer 1, if the anti-drainage integrated waterproof roll 5 adopts the anti-drainage integrated waterproof roll with the anti-sticking layer, the anti-drainage integrated waterproof roll is laid on the concrete base layer 1 in an empty manner, and if the anti-drainage integrated waterproof roll 5 adopts the self-sticking anti-drainage integrated waterproof roll, the anti-drainage integrated waterproof roll is stuck on the concrete base layer 1. Overlap joint limit is reserved to two adjacent long limits of preventing arranging integrative waterproofing membrane 5, and in this embodiment, the width scope of overlap joint limit is 60mm ~ 100mm, as shown in fig. 2, and two adjacent short edges of preventing arranging integrative waterproofing membrane 5 splice lay in advance.
The roll connection, in the case of using the integrated waterproofing membrane 5 with the anti-sticking layer for the air-laid, as shown in fig. 1, uses a welding apparatus, such as a hot air welding machine, to weld the weld seam 8 of the overlap edge of the long side of the integrated waterproofing membrane for the prevention and the discharge, in the case of using the integrated waterproofing membrane 5 for the self-adhesion prevention and the discharge, including bonding the overlap edge of the long side of the integrated waterproofing membrane for the prevention and the discharge. As shown in fig. 2, for the short sides, the overlapping adhesive tape 27 is laid below the short sides of two adjacent rows of the waterproof roll 5, the width of the overlapping adhesive tape 27 in this embodiment is 160mm, and the short sides of two adjacent rows of the waterproof roll 5 are spliced on the overlapping adhesive tape 27, and the respective splicing width is 80mm in this embodiment. The splicing area of the short edges is rolled by the rubber compression roller, so that the self-adhesive on the surface of the adhesive tape 27 can be embedded into the drainage groove of the anti-row integrated waterproof coiled material 5 to form meshing interconnection, and the short edges of the two anti-row integrated waterproof coiled materials 5 are firmly locked like a zipper.
In order to offset the vertical impact force caused by the edge joint of the short edge of the waterproof roll with the integrated waterproof structure during concrete pouring, a sand adhesive tape 28 (i.e., a polymer sheet with one surface being sand and the other surface being self-adhesive material) can be used above the edge joint for sealing, wherein the sand adhesive tape 28 is 1.2mm thick and 160mm wide in this embodiment. From this, upper and lower twice adhesive tape can form "alternately clamp and press" effect to preventing arranging integrative waterproofing membrane, ensures that prevent arranging integrative waterproofing membrane 5 and subside in the building and do not lead to preventing arranging the concatenation position of integrative waterproofing membrane minor face and torn, stretch-break because of structural deformation.
As shown in fig. 3, in this embodiment, the construction method of the waterproof roll includes cutting a circular hole larger than the diameter of the pile head at a position corresponding to the pile head 2 on the waterproof roll 5 when the waterproof roll 5 is pre-laid at the pile head 2, and preferably, the diameter of the circular hole is not larger than 10mm of the diameter of the pile head 2. And (3) coating a non-cured rubber asphalt waterproof coating on the upper part of the waterproof roll 5 and in a certain range, such as 250-300 mm, around the pile head 2 to seal a gap at the joint part of the waterproof roll 5 and the pile head 2. Or overlapping the waterproof roll 5 with the non-cured rubber asphalt waterproof coating layer 4 coated in a certain range on the plane, the vertical surface and the periphery of the pile head in advance, overflowing the non-cured rubber asphalt waterproof coating from a gap (for example, 10mm in width) at the joint part of the waterproof roll 5 and the pile head 2, and sealing the gap at the joint part of the waterproof roll 5 and the pile head 2. The flexible non-cured rubber asphalt waterproof coating can be deformed and not damaged when the basement bottom plate is settled, so that the integrity of the whole waterproof layer at the joint part of the pile head 2 and the waterproof and drainage integrated waterproof roll 5 is ensured. In this embodiment, the operation of brushing the non-cured rubber asphalt waterproof coating layer 4 on the pile head in advance is specifically as follows:
as shown in fig. 3, the waterproof coating layer is coated on the plane, the vertical surface and the periphery of the pile head 2, for example, the waterproof coating layer can be coated in the range of 250mm to 300mm on the plane, the vertical surface and the periphery of the pile head, and the waterproof coating layer is a cement-based capillary crystalline waterproof coating layer 3. And after the cement-based capillary crystalline waterproof coating layer 3 is cured and dried, coating a non-cured rubber asphalt waterproof coating layer 4 on the cement-based capillary crystalline waterproof coating layer 3 within the range of 250-300 mm from the plane, the vertical face and the periphery of the pile head. The cement-based capillary crystalline waterproof coating layer 3 is used as a rigid waterproof coating layer for closing the pores of the concrete base layer, and the non-cured rubber asphalt waterproof coating layer 4 is used as a bonding material for connecting the rigid cement-based capillary crystalline waterproof coating layer 3 and the waterproof roll material layer 5, so that the pile head 2 is in a waterproof closed loop. The arrangement of the rigid cement-based capillary crystalline waterproof coating layer 3 and the flexible non-cured rubber asphalt waterproof coating layer 4 can improve the waterproof performance of the waterproof performance weak area at the pile head 2, and improve the overall waterproof effect.
In this embodiment, prevent arranging integrative waterproofing membrane construction method still includes getting rid of the racking to preventing arranging integrative waterproofing membrane and reserving the establishment, wherein:
as shown in fig. 4 and 5, when the drainage prevention integrated waterproof roll 5 is thrown and laminated at the positions of the brick base film 12 and the bottom plate, an asphalt waterproof roll 10 with a width of 500mm, for example, is pre-laid at a corner of the top surface of the brick base film 12, the asphalt waterproof roll 10 is used for being in lap joint conversion with the drainage prevention integrated waterproof roll 5, a conventional polyester base self-adhesive polymer modified asphalt waterproof roll can be selected, the asphalt waterproof roll 10 is thrown and laminated at a certain distance downward from the top surface of the protective wall of the brick base film 12, for example, at a position of 50mm to 100mm, the edge of the thrown and laminated part of the asphalt waterproof roll 10 is fixed by a cement nail 20 within a range of 10mm to 20mm, the drainage prevention integrated waterproof roll 5 is sealed with the lap-converted asphalt waterproof roll 10 by using a sand surface sealing strip 11, and the lap-joint converted asphalt waterproof roll 10 left on the plane of the brick base film 12 is fully laid and protected by using a clinker brick 21;
as shown in fig. 6, when preventing arranging integrative waterproofing membrane 5 and preventing sticking up the envelope coiled material outward and getting rid of the racking, will prevent arranging integrative waterproofing membrane 5 and get rid of the racking to envelope 19 on the lateral wall, make preventing arranging integrative waterproofing membrane 5 throw the racking height and be higher than structure side wall construction joint take the altitude, for example 500mm ~ 800mm, prevent arranging integrative waterproofing membrane's throwing racking part edge and fix through cement nail 20.
The lap joint of the bottom plate coiled material and the side wall coiled material is a part which is easy to cause leakage problem in a waterproof system, and particularly, two non-same material materials of the waterproof coiled material and the asphalt waterproof coiled material which are integrated in a prevention and drainage mode are overlapped. The above treatment process of the present invention adopts a back seal cross-linking technology summarized by years of research and practice of the applicant, which can obtain very good effect, and the following specific examples are further developed:
the waterproof throwing head of the asphalt waterproof coiled material at the brick forming die is an upturning brick forming die plane and is thrown to be 250-500 mm wide, and then brick pressing protection is adopted, so that the phenomenon that high-altitude falling objects strike the throwing head of the asphalt waterproof coiled material to cause damage during later-stage structure main body construction is avoided, and the lapping quality of the waterproof coiled material integrated with the side wall in discharging prevention is influenced. Different from the traditional process, the coil throwing head on the side surface of the tile forming die of the up-turning waterproof coil of the anti-drainage integrated waterproof coil is not left on the plane of the tile forming die any more, but is left at the position of 100mm below the corner between the plane of the tile forming die and the vertical surface. Specifically, the method comprises the following steps: firstly, cutting a self-adhesive asphalt waterproof coiled material with the thickness of 4mm into a coiled material conversion lap belt with the width of 500mm, firstly paving and pasting the self-adhesive asphalt waterproof coiled material at the corner of a flat vertical surface of a brick moulding bed, wherein the width of each flat vertical surface is 250mm, tearing off an isolating membrane with the width of 250mm of the vertical surface, pasting the self-adhesive asphalt waterproof coiled material on the vertical surface of the brick moulding bed, reserving the isolating membrane with the width of 250mm below the plane of the brick moulding bed, and mechanically fixing the position of the flat coiled material of the brick moulding bed, which is 10-20 mm away from the outer edge, in order to prevent the self-adhesive asphalt waterproof coiled material from sliding downwards. Secondly, the waterproof roll material is ironed into a drainage groove through a hot ironing machine to form a transverse flat overlapping edge with the width of 80-100 mm, then each waterproof roll material is laid on the vertical surface of the brick moulding bed, in order to prevent the roll material from sliding downwards, the waterproof roll material can be mechanically fixed at intervals of 400-600 mm within the range of 10-20 mm from the edge of the roll material at the vertical self-adhesive edge position, and the fixed position is completely covered by the next roll material. Then, tearing off the double-sided self-adhesive tape, pasting the isolating film on one side of the double-sided self-adhesive tape on the transversely ironed overlapping edge of the anti-discharge integrated waterproof coiled material, tearing off the isolating film on the other side of the double-sided self-adhesive tape, simultaneously tearing off the isolating film with the width of 100mm on the upper surface of the brick bed die vertical surface self-adhesive asphalt waterproof coiled material, overlapping the anti-discharge integrated waterproof coiled material and the self-adhesive asphalt waterproof coiled material, and rolling by using a rubber compression roller to ensure that the overlapping of the two materials is firm and tight. Finally, in order to ensure the reliability of the lap joint, the lap joint can be sealed by using a sand surface sealing strip, and the conversion of two non-material materials of the waterproof roll material and the self-adhesive asphalt waterproof roll material is completed.
As shown in fig. 7, in this embodiment, the construction method of the anti-drainage integrated waterproof roll further includes cutting a circular hole larger than the diameter of the anchor rod hole on the anti-drainage integrated waterproof roll 5 when the anti-drainage integrated waterproof roll 5 is pre-laid at the position of the steel bar anchor rod 17, adhering a rubber collar 15 on the anti-drainage integrated waterproof roll 5 by using a PU sealant 18, and filling a water-swelling waterproof adhesive 16 in the center of the rubber collar 15 to seal the root of the steel bar anchor rod 17. The rubber grommet 15 may be inserted into the reinforcing bar anchor 17 before the bending correction of the reinforcing bar anchor 17. Preferably in a certain extent around the reinforcing bar stock, for example, 250mm ~ 300 mm's within a definite range brush coats rigid cement base infiltration crystallization type waterproofing membrane 3, closely knit concrete base 1, scribble again and scrape flexible non-cured rubber pitch waterproofing membrane 4, non-cured rubber pitch waterproofing membrane 4 and prevent arranging integrative waterproofing membrane 5 bonding closely, prevent arranging integrative waterproofing membrane 5 top and use PU sealed glue 18, paste rubber lantern ring 15 on preventing arranging integrative waterproofing membrane 5, rubber lantern ring 15 central area packs and meets water inflation stagnant water glue 16, the integrality of reinforcing bar stock 17 and the whole waterproof layer of the integrative waterproofing membrane 5 handing-over position of preventing arranging has been guaranteed.
In a concrete example, prevent arranging integrative waterproofing membrane can adopt and have self-cleaning function, and the back has the integrative waterproofing membrane of preventing arranging of high density fiber material promptly, can screen and filter aquatic impurity, and the guarantee is prevented arranging the cleanness and the unobstructed of integrative waterproofing membrane intensive raceway.
After the waterproof and drainage integrated coiled material is paved, reinforcing steel bars are directly bound and a concrete bottom plate is poured above the waterproof and drainage integrated coiled material without a waterproof protective layer. The construction method can be applied to basement foundation bottom plates and outer walls, and can also be applied to occasions of planting top plates, tunnels and the like. For example, as shown in fig. 8, when the waterproof roll is applied to a planted roof, one asphalt waterproof roll 10 can be additionally arranged below the waterproof roll 5 to serve as a conventional waterproof layer, and the waterproof roll 5 with a self-cleaning function can filter silt in the planted soil, so that the drainage groove of the waterproof roll 5 keeps smooth drainage, and the construction of planting a roof drainage (water storage) layer above the waterproof roll is not required. As shown in fig. 9, when the self-cleaning waterproof roll is applied to a tunnel, the self-cleaning waterproof roll 5 is laid on the bottom, side and top of the primary concrete lining 22 of the tunnel, and then the secondary concrete lining 23 is poured. When leakage occurs, the external water source can pass through the longitudinal double-wall perforated corrugated pipe and wrap the non-woven geotextile 26 outside, enter the transverse drain pipe 25 and finally enter the drain blind ditch 24.
Example 2
Compared with the embodiment 1, the difference lies in the connection mode of the short edges of the waterproof roll material, as shown in fig. 10, specifically, a certain width, for example, 160mm to 200mm of the waterproof roll material 9 with the same material and auxiliary welding, is pre-laid at the splicing position of the short edges of the waterproof roll material 5, and the waterproof roll material 5 with the same material and auxiliary welding is respectively welded on the waterproof roll material 9 with the auxiliary welding and auxiliary welding. Specifically, the number of the short edge splicing welding seams 8 is two, and the width is 15 mm-40 mm.
Example 3
As shown in fig. 11, compared with example 1, the difference lies in the connection manner of the short sides of the waterproof roll material, specifically, the drainage groove on the back of the spliced area of the short sides of one of two adjacent waterproof roll materials 5 is ironed by high temperature using a hot ironing device, and the width of the spliced area is, for example, 80mm. Then, one side of a double-sided self-adhesive tape 29 having a width of, for example, 100mm is stuck over the short side of another waterproofing roll 5, and is rolled by a rubber roll to closely stick the double-sided self-adhesive tape 29 to the waterproofing roll 5. Finally, the other side of the double-sided self-adhesive tape 29 is stuck to the splicing area of the integrated waterproof roll 5 which is melted and ironed to be flat, and the two are tightly stuck by rolling with a rubber compression roller.
According to the embodiment, the construction method of the waterproof and drainage integrated coil can effectively solve the problems that the weak positions of the coil lap joint and the like have leakage hidden dangers due to the impact of surface rainwater and underground water pressure on the waterproof and drainage integrated coil, the lap joint position of the coil is easy to break and tear due to the change of underground structure settlement and the like, water can be quickly dispersed after the pressure impact of the surface rainwater and underground water in underground engineering, and the waterproof and drainage integrated coil can achieve the effects of wide application range, good waterproof performance and no waterproof blind area. In particular, the following beneficial technical effects are also included:
according to the construction method of the drainage-prevention integrated waterproof coiled material, the drainage-prevention integrated waterproof coiled material is laid on the concrete base layer in an empty mode, a leveling layer, a coiled material additional layer and a protective layer are not needed to be arranged, the reinforced poured concrete is directly bound after the drainage-prevention integrated waterproof coiled material is laid, the influence of the base layer and the weather is avoided, the waterproof construction cost and the construction period are greatly reduced, the later poured concrete and the drainage-prevention integrated waterproof coiled material are permanently bonded into a whole, the waterproof coiled material is fully bonded, the middle of the waterproof coiled material has no potential water channeling hazard, even if the coiled material is locally damaged, water can be limited in a small range, the waterproof layer of the coiled material and the cushion layer are laid in an empty mode, the influence of deformation and cracking of the cushion layer caused by building settlement is avoided, and the reliability of the waterproof layer of the coiled material is greatly guaranteed;
the dense drainage ditch groove below the waterproof roll with the integrated drainage and prevention functions can resist the upward water pressure of underground water, so that the underground water is changed into organized drainage from an unorganized state, and can be shunted to two sides through the drainage ditch groove when the underground water rises, so that the effect of releasing the water pressure is achieved, the pressure impact of the underground water on the waterproof layer and the defect part of concrete is reduced, the waterproof roll with the integrated drainage and prevention functions can play a waterproof role and also play a drainage role, the building seepage rate is reduced, and the waterproof quality of a building is ensured;
according to the invention, the waterproof at the pile head is effectively treated, the drainage-preventing integrated waterproof coiled material is poured together with the basement bottom plate, when the building is settled, the drainage-preventing integrated waterproof coiled material is guaranteed to be settled together with the basement bottom plate, the coiled material is not damaged due to the stress action at the pile head, and meanwhile, the flexible non-cured rubber asphalt waterproof coating can be deformed and not damaged when the basement bottom plate is settled, so that the integrity of the whole waterproof layer is guaranteed;
the method treats key parts with waterproof leakage, such as various racking parts, joints and the like, ensures the waterproof quality of the waterproof and drainage integrated roll at the detailed nodes, and avoids waterproof blind areas of the waterproof and drainage integrated roll in the construction of underground waterproof engineering.
The invention can also solve the problem of leakage caused by the fact that water cannot rapidly pass through the surface of the conventional waterproof coiled material in underground waterproof engineering (bottom plates, side walls, planting top plates and tunnels).
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (10)
1. The construction method of the waterproof roll with the integrated functions of prevention and drainage is characterized by comprising the following steps:
pre-paving coiled materials, wherein the pre-paving of the coiled materials comprises pre-paving the waterproof coiled materials integrated with the drainage prevention on a concrete base layer, reserving lap edges on long edges of two adjacent waterproof coiled materials integrated with the drainage prevention, and splicing and pre-paving short edges of two adjacent waterproof coiled materials integrated with the drainage prevention;
the coiled material is connected, the coiled material is connected including adjacent two prevent arranging the overlap edge on an integrative waterproofing membrane long limit and weld or bond, adjacent two prevent arranging integrative waterproofing membrane's minor face and connect through supplementary connecting material.
2. The construction method of the waterproof roll of claim 1, wherein the auxiliary connecting material is an overlapping adhesive tape laid flat below the splicing region of the short sides of two adjacent waterproof rolls, the short sides of two adjacent waterproof rolls are spliced on the overlapping adhesive tape, and a rubber compression roller is used for rolling the splicing region of the short sides.
3. The method for constructing the waterproof roll as claimed in claim 2, wherein sealing is performed by using a sand-faced adhesive tape over the splicing region of the short sides.
4. The construction method of the waterproof and drainage-preventing integrated waterproof roll as claimed in claim 1, wherein the auxiliary connecting material is a same-material auxiliary welding waterproof and drainage-preventing integrated waterproof roll which is laid on the splicing region of the short sides of two adjacent waterproof and drainage-preventing integrated waterproof rolls, and the short sides of the waterproof and drainage-preventing integrated waterproof roll are respectively welded or bonded with the same-material auxiliary welding waterproof and drainage-preventing integrated waterproof roll.
5. The construction method of the waterproof roll with the integrated structure as claimed in claim 1, wherein the auxiliary connecting material is a double-sided self-adhesive tape, and the drainage groove on the back of the splicing region of the short edge of one of the waterproof roll with the integrated structure is melted and ironed flat by using a hot ironing device, one side of the double-sided self-adhesive tape is pasted on the top of the splicing region of the short edge of the waterproof roll with the integrated structure, and is rolled by using a rubber roller, and then the other side of the double-sided self-adhesive tape is pasted with the splicing region of the short edge of the waterproof roll with the integrated structure, and is rolled and pasted by using a rubber roller.
6. The method according to claim 1, wherein when the roll-to-roll waterproof material is pre-laid on a pile head, a circular hole larger than the diameter of the pile head is cut at a position corresponding to the pile head on the roll-to-roll waterproof material, a non-curable rubber asphalt waterproof paint is coated above the roll-to-roll waterproof material and around the pile head to seal a joint between the roll-to-roll waterproof material and the pile head, or the roll-to-roll waterproof material is overlapped with a non-curable rubber asphalt waterproof paint layer coated on a plane, a vertical surface and the periphery of the pile head in advance, and the non-curable rubber asphalt waterproof paint overflows from the joint between the roll-to-roll waterproof material and the pile head to seal the joint between the roll-to-roll waterproof material and the pile head.
7. The construction method of the waterproof roll material with the integrated drainage prevention function according to claim 1, wherein a back lining sealing cross-joint technology is adopted to lap joint the waterproof roll material with the bottom plate and the waterproof roll material with the side wall, the back lining sealing cross-joint technology comprises the steps of turning over a brick matrix plane on a brick matrix plane and a vertical face corner of the waterproof roll material with asphalt serving as the side wall and throwing the waterproof roll material outwards, reserving the waterproof roll material with the integrated drainage prevention function serving as the waterproof roll material with the bottom plate below the brick matrix plane and the vertical face corner, welding or bonding the waterproof roll material with the asphalt, and sealing a joint of the waterproof roll material with the asphalt by using a sand surface sealing strip.
8. The method according to claim 1, wherein when the waterproof roll is pre-laid on a steel bar anchor rod, a circular hole larger than the diameter of the hole of the steel bar anchor rod is cut out from the waterproof roll, a rubber collar is bonded to the upper side of the waterproof roll by using PU sealant, and a water-swelling waterproof adhesive is filled in the center of the rubber collar to seal the root of the steel bar anchor rod.
9. The construction method of the waterproof roll integrating prevention and drainage as claimed in claim 8, wherein a cement-based permeable crystalline waterproof coating layer and a non-cured rubber asphalt waterproof coating layer are sequentially coated around the reinforcing steel bar anchor rod in advance.
10. The method for constructing the waterproof roll with the integrated drainage and prevention function according to any one of claims 1 to 9, wherein the waterproof roll with the integrated drainage and prevention function is a waterproof roll with a self-cleaning function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210812542.3A CN115162420A (en) | 2022-07-11 | 2022-07-11 | Construction method of waterproof and drainage integrated coiled material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210812542.3A CN115162420A (en) | 2022-07-11 | 2022-07-11 | Construction method of waterproof and drainage integrated coiled material |
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| CN115162420A true CN115162420A (en) | 2022-10-11 |
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| CN202210812542.3A Pending CN115162420A (en) | 2022-07-11 | 2022-07-11 | Construction method of waterproof and drainage integrated coiled material |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190844A (en) * | 2017-06-23 | 2017-09-22 | 河海大学 | The waterproof and water drainage system and construction method of a kind of basement bottom board and exterior wall |
| KR101802330B1 (en) * | 2017-08-28 | 2017-11-29 | 주식회사 브리텍 | Expansion joint for underground driveways and construction method |
| CN111350282A (en) * | 2020-03-13 | 2020-06-30 | 科顺防水科技股份有限公司 | Pre-laid waterproof coiled material construction process for welding and gluing combined construction |
| CN112081146A (en) * | 2020-09-03 | 2020-12-15 | 江苏凯伦建材股份有限公司 | Construction method of polymer self-adhesive film waterproof coiled material capable of being constructed in rainy season |
| CN113047459A (en) * | 2021-04-25 | 2021-06-29 | 中国二十二冶集团有限公司 | Construction process for laying HDPE (high-density polyethylene) high-molecular self-adhesive film waterproof coiled material |
| CN113789816A (en) * | 2021-09-13 | 2021-12-14 | 中国十七冶集团有限公司 | Basement high-water-level precast pile head waterproof structure and construction method thereof |
-
2022
- 2022-07-11 CN CN202210812542.3A patent/CN115162420A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107190844A (en) * | 2017-06-23 | 2017-09-22 | 河海大学 | The waterproof and water drainage system and construction method of a kind of basement bottom board and exterior wall |
| KR101802330B1 (en) * | 2017-08-28 | 2017-11-29 | 주식회사 브리텍 | Expansion joint for underground driveways and construction method |
| CN111350282A (en) * | 2020-03-13 | 2020-06-30 | 科顺防水科技股份有限公司 | Pre-laid waterproof coiled material construction process for welding and gluing combined construction |
| CN112081146A (en) * | 2020-09-03 | 2020-12-15 | 江苏凯伦建材股份有限公司 | Construction method of polymer self-adhesive film waterproof coiled material capable of being constructed in rainy season |
| CN113047459A (en) * | 2021-04-25 | 2021-06-29 | 中国二十二冶集团有限公司 | Construction process for laying HDPE (high-density polyethylene) high-molecular self-adhesive film waterproof coiled material |
| CN113789816A (en) * | 2021-09-13 | 2021-12-14 | 中国十七冶集团有限公司 | Basement high-water-level precast pile head waterproof structure and construction method thereof |
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