CN217601740U

CN217601740U - Outer facade damming waterproof construction

Info

Publication number: CN217601740U
Application number: CN202221543300.0U
Authority: CN
Inventors: 蔺进财
Original assignee: Dalian Xintian Housing Repair Engineering Co ltd
Current assignee: Dalian Xintian Housing Repair Engineering Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-18
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to an outer vertical surface intercepting waterproof structure, which comprises a main body wall, wherein a first heat preservation layer and a first decorative surface layer are sequentially arranged outside the main body wall; at the height position of the floor slab, the first heat preservation layer and the first decorative layer are provided with isolation grooves, and the groove bottoms of the isolation grooves extend to the main body wall from outside to inside; a first leveling layer is arranged at the lower part in the isolation groove; the upper section of the first leveling layer is attached to the bottom of the isolation groove, the middle section of the first leveling layer is attached to the inner wall of the groove on the lower side of the isolation groove, and the lower section of the first leveling layer is attached to the outer side face of the first heat-insulating layer below the isolation groove; the outward side of the first leveling layer is attached to surround the waterproof layer; the middle section of the waterproof layer is provided with an inclined surface with a high inside and a low outside; a second insulating layer and a second decorative surface layer are sequentially arranged outside the main body wall in the isolation groove; a water drainage hole is formed between the middle section of the waterproof layer and the second insulating layer; and one end of the drain hole facing outwards passes through the second decorative layer and is communicated with the atmosphere. This scheme can effectively the drainage get rid of scurries water, reduces traditional large tracts of land cost of maintenance.

Description

Outer facade damming waterproof construction

Technical Field

The utility model relates to a building engineering technical field specifically relates to an outer facade waterproof construction that dams.

Background

The water channeling means that rainwater and the like enter between the heat insulation layer and the main body wall, seepage is carried out in the water storage layers, so that the interlayer is wet or accumulated in a large range, and once a crack or an incompact position exists in the structure, the water can find the crack or the incompact position to enter the room. The traditional large-area maintenance cost is high, the production amount of construction waste is large, and the construction is not beneficial to green and environment-friendly construction. Therefore, a simpler and more effective solution for solving the problem of water channeling in the heat-insulating layer of the building is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: the outer vertical surface closure waterproof structure is provided, and water channeling in the heat insulation layer is effectively solved, so that the water channeling in the heat insulation layer is drained and discharged.

According to the technical scheme of the utility model, the utility model provides an outer vertical surface cut-off waterproof structure, which comprises a main body wall, wherein a first heat preservation layer and a first decoration surface layer are sequentially arranged outside the main body wall, and a floor slab is arranged in the main body wall; at the height position of the floor slab, the first heat preservation layer and the first veneer layer are provided with isolation grooves, and the isolation grooves extend to the main body wall from outside to inside; a first leveling layer is arranged at the lower part in the isolation groove; the upper section of the first leveling layer is attached to the bottom of the isolation groove, the middle section of the first leveling layer is attached to the inner wall of the groove on the lower side of the isolation groove, and the lower section of the first leveling layer is attached to the outer side face of the first heat-insulating layer below the isolation groove; the outward side of the first leveling layer is attached to surround the waterproof layer; the middle section of the waterproof layer is provided with an inclined surface with a high inside and a low outside; a second insulating layer and a second decorative surface layer are sequentially arranged outside the main body wall in the isolation groove; a water drainage hole is formed between the middle section of the waterproof layer and the second insulating layer; and one end of the drain hole, which faces outwards, passes through the second decorative layer and is communicated with the atmosphere.

Furthermore, the vertical setting of upper segment of first screed-coat and from top to bottom thickness increase progressively, and the middle section level of first screed-coat sets up and increases progressively by being close to the main part wall to the direction thickness of keeping away from the main part wall, and the vertical setting of hypomere of first screed-coat and from top to bottom thickness is unchangeable or decrease progressively.

Furthermore, the lateral surface of waterproof layer is parallel with each section of lateral surface of first screed-coat, and the upper and lower both ends of waterproof layer are connected with the tank bottom and the first heat preservation of isolation tank respectively.

Further, the lateral surface of second heat preservation flushes mutually with first heat preservation, and the lateral surface of second finish coat flushes mutually with first finish coat.

Preferably, the waterproof layer comprises a mesh cloth.

Preferably, a cement reinforcing agent layer is arranged between the second heat insulation layer and the bottom of the isolation groove.

Preferably, a second leveling layer is disposed between the second insulating layer and the second facing layer.

Preferably, the height of the isolation trench is 200 to 400 mm.

Preferably, the height of the weep holes is 10 millimeters.

Preferably, on the main wall, each two stories are provided with an outer vertical surface intercepting waterproof structure.

Compared with the prior art, the utility model has the beneficial technical effects of: the utility model discloses a waterproof layer structure is scribbled to cloth three that have inclined surface and be formed with the outlet, can effectively the drainage get rid of scurrying water, has reduced traditional large tracts of land cost of maintenance, has reduced building rubbish's production, reaches green construction.

Drawings

Fig. 1 is a schematic cross-sectional view of an embodiment of the present invention.

Description of reference numerals in the drawings:

1. a main body wall; 2. a first insulating layer; 3. a first facing layer; 4. a floor slab; 5. a first leveling layer; 6. a waterproof layer; 7. a second insulating layer; 8. a second facing layer; 9. a water drainage hole.

Detailed Description

The utility model provides an outer facade waterproof construction that dams, outer facade are waterproof is the best method of effectively solving scurring water in the heat preservation, make inside scurring water drainage get rid of, have reduced traditional large tracts of land cost of maintenance, reduce building rubbish's production, realize green construction.

Referring to fig. 1, the present invention provides an outer vertical surface cut-off waterproof structure, which can be applied to the existing building, that is, including a main wall 1, the main wall 1 is sequentially provided with a first heat insulation layer 2 and a first decoration surface layer 3, and a floor slab 4 is provided in the main wall 1. The utility model discloses a scheme does, in floor 4's high position department, has seted up the spacing groove on first heat preservation 2 and the first finish coat 3, and the spacing groove outside-in extends to main part wall 1. A first leveling layer 5 is arranged at the lower part in the isolation groove, and the first leveling layer 5 is preferably a waterproof polymer mortar leveling layer. The first leveling layer 5 is substantially of a structure with three sections, namely, an upper section, a middle section and a lower section, which are perpendicular to each other, wherein the upper section is attached to the bottom of the isolation groove, the middle section is attached to the inner wall of the groove on the lower side of the isolation groove, and the lower section is attached to the outer side surface of the first heat preservation layer 2 below the isolation groove.

The outward side of the first leveling layer 5 is provided with a waterproof layer 6 in a surrounding manner, and the waterproof layer 6 is preferably a one-cloth three-coating waterproof layer of a nanometer film comprising grid cloth. The "polynaphthalene film" is a kind of waterproof paint prepared by dispersing nanometer level superfine powder in polymer liquid, such as nanometer level acrylic polymer cement anticorrosive waterproof paint. "one cloth three coating" is also the prior art, and refers to a waterproof process of one layer of non-woven fabric or alkali-resistant mesh fabric and three waterproof layers. The middle section of the waterproof layer 6 has an inclined surface with a high inside and a low outside. In the isolation groove, a second heat-insulating layer 7 and a second finish coat 8 are sequentially arranged outside the main body wall 1, and the second heat-insulating layer 7 is preferably made of XPS heat-insulating material. A water drainage hole 9 is arranged between the middle section of the waterproof layer 6 and the second heat-insulating layer 7. The outward end of the water drainage hole 9 passes through the second decorative layer 8 and is communicated with the atmosphere.

In one embodiment, as shown in fig. 1, the upper section of the first leveling layer 5 is vertically disposed and gradually increases in thickness from top to bottom, the middle section of the first leveling layer 5 is horizontally disposed and gradually increases in thickness from the direction close to the main body wall 1 to the direction away from the main body wall 1, and the lower section of the first leveling layer 5 is vertically disposed and does not change in thickness or gradually decreases in thickness from top to bottom. The lateral surface of waterproof layer 6 is parallel with each section of lateral surface of first screed-coat 5, and waterproof layer 6 each thickness is the same basically, and the upper and lower both ends of waterproof layer 6 are connected with the tank bottom of isolation tank and first heat preservation 2 respectively, covers first screed-coat 5 completely. Thus, a waterproof interface with a high inside and a low outside is realized, and water channeling between the first heat-insulating layer 2 and/or the second heat-insulating layer 7 and the outer side surface (namely, the outer vertical surface) of the main body wall 1 can be discharged in time through the water drainage holes 9.

In a preferred embodiment, a cement reinforcing agent layer is arranged between the second insulating layer 7 and the bottom of the isolation groove, so that firmness is ensured. The outer side surface of the second heat-insulating layer 7 is basically level with the first heat-insulating layer 2, the outer side surface of the second decorative surface layer 8 is basically level with the first decorative surface layer 3, and the decorative surface layers on the outer sides are connected to form a whole body which is not easy to generate cracks. And a second leveling layer is arranged between the second heat-insulating layer 7 and the second decorative layer 8, and the second leveling layer is preferably an anti-cracking mortar leveling layer, so that the second decorative layer 8 can be fixed conveniently and the anti-cracking performance can be improved.

To further ensure the intercepting and waterproofing effect, the height of the isolation groove may be selected to be 200 to 400 mm, preferably about 300 mm. The height of the drain hole 9 is preferably about 10 mm. When water was scurried to continuous floor, according to the on-the-spot condition, can be on main body wall 1 every two-layer building circle-to-circle set up one the utility model discloses an outer facade waterproof construction that dams.

The construction process of the preferred embodiment of the present invention is as follows.

1. Dismantling: and cutting off a part of the first finish coat 3 and the first heat preservation layer 2 outside the outer vertical surface at the position of the floor slab 4 between the floors to form an isolation groove with the height of 300mm, and cleaning a base layer to the pouring surface of the outer vertical surface.

2. And (3) interface treatment: and cleaning dust on the surface of the base layer (the surface of the subject wall 1 at the bottom of the isolation groove), and painting a cement reinforcing agent to ensure the firmness of the base layer.

3. And (3) compensation: the bottom and the lower side surfaces of the isolation groove are leveled by polymer waterproof mortar to form a first leveling layer 5, and the inner part is high and the outer part is low to form an outer flowing water shape and is internally provided with anti-crack gridding cloth.

4. And (3) waterproof treatment: the coating is gathered in the isolation tank and is received membrane cloth three and scribble, forms waterproof layer 6, effectively avoids scurrying water in the floor.

5. Filling: the isolation groove is filled with XPS thermal insulation materials with the same thickness as the original thickness to form a second thermal insulation layer 7, so that the thermal insulation and fire prevention effects are achieved; 10mm drain holes 9 are reserved at the bottom at intervals of 0.5-1m and used for draining the water channeling from the upper vertical surface.

6. And (3) veneer restoration: according to the original veneer material of the first veneer layer 3, a second veneer layer 8 is arranged outside the second heat insulation layer 7, and the whole veneer waterproof surface layer is recovered.

To sum up, the utility model discloses an outer facade waterproof construction that dams can effective drainage get rid of scurrying water, has reduced traditional large tracts of land cost of maintenance, has reduced building rubbish's production, reaches green construction.

Claims

1. The cut-off waterproof structure for the outer vertical surface is characterized by comprising a main body wall (1), wherein a first heat-insulating layer (2) and a first decorative surface layer (3) are sequentially arranged outside the main body wall (1), and a floor slab (4) is arranged in the main body wall (1); at the height position of the floor slab (4), the first heat preservation layer (2) and the first facing layer (3) are provided with isolation grooves, and the isolation grooves extend from outside to inside to the main body wall (1); a first leveling layer (5) is arranged at the lower part in the isolation groove; the upper section of the first leveling layer (5) is attached to the bottom of the isolation groove, the middle section of the first leveling layer is attached to the inner wall of the groove on the lower side of the isolation groove, and the lower section of the first leveling layer is attached to the outer side face of the first heat preservation layer (2) below the isolation groove; a waterproof layer (6) is arranged on one outward side of the first leveling layer (5) in a manner of being attached to the surface; the middle section of the waterproof layer (6) is provided with an inclined surface with a high inside and a low outside; in the isolation groove, a second heat-insulating layer (7) and a second decorative surface layer (8) are sequentially arranged outside the main body wall (1); a water drainage hole (9) is formed between the middle section of the waterproof layer (6) and the second insulating layer (7); and one outward end of the water drainage hole (9) penetrates through the second decorative layer (8) to be communicated with the atmosphere.

2. The facade cut-off waterproof structure according to claim 1, wherein the upper section of the first leveling layer (5) is vertically arranged and has a thickness increasing from top to bottom, the middle section of the first leveling layer (5) is horizontally arranged and has a thickness increasing from the direction close to the main body wall (1) to the direction away from the main body wall (1), and the lower section of the first leveling layer (5) is vertically arranged and has a constant or decreasing thickness from top to bottom.

3. The facade intercepting and waterproofing structure according to claim 1, wherein the outer side of the waterproof layer (6) is parallel to each section of the outer side of the first leveling layer (5), and the upper and lower ends of the waterproof layer (6) are respectively connected with the bottom of the isolation groove and the first heat preservation layer (2).

4. An outer facade cutoff waterproofing structure according to claim 1, characterized in that the outer side of the second insulating layer (7) is flush with the first insulating layer (2) and the outer side of the second finishing layer (8) is flush with the first finishing layer (3).

5. An facade shut-off and waterproofing structure according to any of claims 1-4, characterised in that the waterproofing layer (6) comprises a mesh cloth.

6. The facade cut-off waterproof structure according to any one of claims 1 to 4, characterised in that a cement reinforcing agent layer is arranged between the second insulating layer (7) and the bottom of the isolation groove.

7. A facade shut-off and waterproofing structure according to any of claims 1 to 4, characterised in that a second levelling layer is arranged between the second insulating layer (7) and the second finishing layer (8).

8. An facade shut-off and waterproofing structure according to any of claims 1 to 4, wherein the height of the isolation groove is 200 to 400 mm.

9. A facade damming waterproofing structure according to any one of claims 1 to 4, characterised in that the height of the drainage opening (9) is 10 mm.

10. An outer facade damming waterproof structure according to any one of claims 1 to 4, characterized in that, on the main body wall (1), one outer facade damming waterproof structure is arranged on each two stories.