CN217974500U

CN217974500U - Basement dampproofing and waterproofing structure

Info

Publication number: CN217974500U
Application number: CN202220660437.8U
Authority: CN
Inventors: 左一琪
Original assignee: Hangzhou Zuogong Building Materials Co ltd
Current assignee: Hangzhou Zuogong Building Materials Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-12-06
Anticipated expiration: 2032-03-23

Abstract

The basement waterproof and moistureproof structure comprises a concrete structure layer formed by enclosing a basement concrete structure bottom layer and a basement concrete structure wall, wherein an anti-seepage groove is formed in the inner surface of the concrete structure layer, leaking stoppage mortar is filled in the anti-seepage groove, and a tobermorite adhesive layer, a waterproof mortar bottom layer, a waterproof mortar middle layer, a waterproof mortar surface layer and a permeable crystallization moistureproof layer are sequentially arranged on the inner surface of the concrete structure layer and far away from the concrete structure layer. The utility model has the advantages that the leakage stopping and reinforcing treatment is carried out by arranging the leakage stopping mortar through arranging the leakage preventing groove, especially at the position where leakage is easy to occur; the flow path of water is reduced, the strength and the density of the concrete surface are effectively improved, and the corrosion resistance is improved; the bottom layer of the waterproof mortar is used for preventing external moisture from permeating, the middle layer of the waterproof mortar is used for resisting water pressure, and the surface layer of the waterproof mortar is provided with pores for evaporating moisture and discharging the water outside a building; the effect of continuous crystallization, water resistance and leakage stoppage is provided; the internal corners are waterproofed and reinforced.

Description

Basement dampproofing and waterproofing structure

Technical Field

The utility model relates to a drainage technical field is prevented to the building especially relates to a basement dampproofing and waterproofing structure.

Background

The existing building with the basement usually uses a bottom plate, a retaining wall, a wall base and the like which are made of reinforced concrete for water prevention, although the reinforced concrete has better water prevention performance, because the underground water level is high, structural joints are arranged in the secondary pouring of the reinforced concrete, underground water can be gradually immersed into the reinforced concrete from the structural joints and other gaps along with the passage of time, and the leakage is caused, and the existing basement damp-proof structure is often provided with a clamping wall in the retaining wall so as to cover the leakage moisture of the original concrete building. However, the materials used for the sandwich wall are porous media, the porosity of the materials is far greater than that of concrete, the ideal anti-permeability effect is difficult to achieve, and underground construction is complex.

For example, a "basement waterproof structure" disclosed in chinese patent document, whose application number is CN202121370721.3, includes basement outer wall, brick wall and drainage device between the basement outer wall and the brick wall, the drainage device includes leveling layer, the upper surface of the leveling layer is inwards recessed to form an arc-shaped groove, and a first drainage pipe communicated with the arc-shaped groove is arranged in the arc-shaped groove to drain accumulated water in the basement. The brick wall has the defects that the brick wall is made of porous materials, the anti-seepage effect is poor, the structure is complex, and the construction difficulty is high.

Disclosure of Invention

The utility model relates to an it is poor to overcome prior art's stratum dampproofing and waterproofing effect, and the problem that the structure is complicated provides a basement dampproofing and waterproofing structure, permanent dampproofing and waterproofing, simple structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a basement dampproofing and waterproofing structure, includes the concrete structure layer that forms by enclosing basement concrete structure bottom and basement concrete structure wall, concrete structure layer internal surface is equipped with the prevention of seepage groove, the prevention of seepage inslot is filled with leaking stoppage mortar, to keeping away from on the concrete structure layer internal surface and being equipped with tobermorite glue film, waterproof mortar bottom, waterproof mortar middle level, waterproof mortar surface course and infiltration crystallization dampproof course in proper order.

The utility model is characterized in that on one hand, an anti-seepage groove is arranged on the concrete structure layer, and particularly, leaking stoppage and reinforcement treatment is carried out by arranging leaking stoppage mortar at the position where the leakage is easy to occur; on the other hand, a waterproof and moistureproof protective shell is arranged on the inner surface of the structural layer of the basement, wherein crystals generated by the tobermorite glue layer in the concrete layer effectively block concrete pores, the water flow path is reduced, the strength and the density of the concrete surface are effectively improved, the corrosion resistance is also improved, the bottom layer of the waterproof mortar is used for preventing external water from permeating, the middle layer of the waterproof mortar is used for resisting water pressure, and the surface layer of the waterproof mortar is provided with pores for evaporating water and discharging the water outside the building; silicic acid in the permeable crystallization moisture-proof layer and calcium in cement form crystallized calcium silicate for water prevention, and the calcium silicate is quickly dissolved after encountering leakage water again, and then continuously contacts with the calcium in the cement along with the leakage to be crystallized and stopped leaking again.

Preferably, a seepage crystallization moisture-proof layer is arranged between the inner wall of the seepage-proof groove and the plugging mortar.

The seepage crystallization dampproof layer is arranged on the inner wall of the seepage-proofing groove to provide the effect of continuous crystallization plugging for the seepage-proofing groove, so that the waterproof effect is improved.

Preferably, the anti-seepage grooves are arranged in a plurality of shapes in a cross mode.

Through the anti-seepage grooves arranged in a shape like a Chinese character 'jing', a plurality of waterproof structures are arranged in two directions of the concrete layer, so that the seepage area is prevented from being enlarged.

Preferably, the cross section of the seepage-proofing groove is V-shaped.

The V-shaped groove structure is convenient to cut, the seepage-proofing force is gradually enhanced towards the surface direction, and the consumption of the plugging mortar is reduced while the seepage-proofing force is ensured.

Preferably, the waterproof mortar middle layer is provided with a mesh cloth.

Under the condition that the middle layer of the waterproof mortar is not dry, the grid cloth is pressed on the middle layer material and is compacted by an iron plate, and the grid cloth can play a role in preventing the mortar surface from cracking.

Preferably, a cement mortar reinforcing layer is arranged on the surface of the internal corner of the concrete structure layer.

The internal corner water seepage probability is higher, the waterproof performance is improved by additionally arranging the cement mortar reinforcing layer at the internal corner, and the cement mortar reinforcing layer is preferably 15cm wide and 0.3cm thick.

Preferably, the surface of the cement mortar reinforcing layer is provided with gridding cloth.

The mesh cloth is arranged to cover the avoidance surface of the cement mortar reinforced layer, so that the hydraulic resistance is ensured.

Therefore, the utility model discloses following beneficial effect has: (1) The leakage stoppage and reinforcement treatment is carried out by arranging the leakage stoppage groove, particularly in the position where leakage is easy to occur, and by arranging the leakage stoppage mortar; (2) The crystal generated by the tobermorite glue layer in the concrete layer effectively plugs the concrete pores, the water flow path is reduced, the strength and the density of the concrete surface are effectively improved, and the corrosion resistance is improved; (3) The bottom layer of the waterproof mortar is used for preventing external moisture from permeating, the middle layer of the waterproof mortar is used for resisting water pressure, and the surface layer of the waterproof mortar is provided with pores for evaporating moisture and discharging the water outside a building; (4) The infiltration crystallization moisture-proof layer provides the effect of continuous crystallization, water resistance and leakage stoppage; and (5) waterproof reinforcement is performed on the internal corner.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view at B in fig. 1.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

As shown in figure 1, the basement waterproof and moistureproof structure comprises a concrete structure layer 1 formed by enclosing a basement concrete structure bottom layer and a basement concrete structure wall, seepage-proofing structures are arranged at positions easy to seep on the inner surface of the concrete structure layer 1, as shown in figure 2, each group of seepage-proofing structures comprise a plurality of seepage-proofing grooves 11 which are arranged in a cross mode in a shape like a Chinese character 'jing', each seepage-proofing groove 11 is in a V-shaped groove structure, a seepage-crystallization moisture-proofing layer 6 is firstly smeared in each seepage-proofing groove 11, then plugging mortar is filled in each seepage-proofing groove, a plurality of waterproof structures are arranged in each of two directions of the concrete layer through the arrangement in the shape like the Chinese character jing, the expansion of a seepage zone is avoided, silicic acid in the seepage-crystallization moisture-proofing layer 6 and calcium in cement form crystallized calcium silicate for water proofing, and when the seepage water is leaked again, the calcium silicate is instantly dissolved and then continuously contacted with the calcium in the cement along with the seepage, and the leakage is leaked water, and the leakage is blocked again.

As shown in fig. 2 and 3, a tobermorite glue layer 2 is arranged on the inner surface of a concrete structure layer 1, crystals generated in the concrete layer by the tobermorite glue layer effectively block concrete air holes, a water flow path is reduced, the strength and density of the concrete surface are effectively improved, and meanwhile, the corrosion resistance is also improved; and after the tobermorite glue layer 2 is finished, arranging a cement mortar reinforcing layer 7 at the internal corner, stirring the cement mortar twice, stirring the cement mortar to be thicker, scraping the internal corner part by using a spatula, respectively scraping 15cm thick slurry with the thickness of 0.3cm on two sides of the internal corner by using a batch spatula, pressing the grid cloth 8 at the internal corner part, and scraping once again by using the same material after three hours.

After the internal corner is reinforced, a waterproof mortar bottom layer 3, a waterproof mortar middle layer 4, a waterproof mortar surface layer 5 and a penetration crystallization moisture-proof layer 6 are sequentially arranged. The waterproof mortar bottom layer 3, the waterproof mortar middle layer 4 and the waterproof mortar surface layer 5 are all made of cement mortar materials, and the components and the preparation method of the waterproof mortar are disclosed in the invention application of application No. CN202010123602.1 in the prior art, namely the waterproof and moistureproof mortar for basements. The waterproof mortar bottom layer is used for stirring mortar materials for 3 minutes twice, the stirred materials are arranged on the surface of concrete, the thickness of the materials is 0.3cm, the materials are scraped by a spatula in batch, and the waterproof mortar bottom layer is used for preventing external moisture from permeating. The middle layer 4 of the waterproof mortar is used for stirring mortar materials for the second time, the stirred materials are arranged on the outer surface of the bottom layer 3 of the waterproof mortar, the thickness of the stirred materials is 0.3cm, and the middle layer of the waterproof mortar can resist the hydrostatic pressure of 12 meters when being scraped by a spatula. Under the condition that the middle layer 4 of the waterproof mortar is not dry, the gridding cloth 8 is pressed on the middle layer material and is compacted by an iron plate, after three days of construction, the wall surface is properly watered and maintained for two days, and the anti-cracking performance is improved. After the construction of the waterproof mortar middle layer 4 is completed, the basement is cleaned up sanitarily, the waterproof mortar surface layer 5 is constructed after 3-7 days of observation, the waterproof mortar surface layer 5 is stirred for two times, the stirred material is arranged on the outer surface of the waterproof mortar middle layer 4, the thickness is 0.3cm, and the waterproof mortar is scraped by a spatula, and the waterproof mortar can evaporate water and is discharged outside a building due to pores. And after 24 hours, coating a permeable crystallization moisture-proof layer 6 outside the waterproof mortar surface layer 5 on the ground and the wall surface at the height of one meter on the ground, wherein silicic acid and calcium in the cement form crystallized calcium silicate for water prevention, and the calcium silicate is quickly dissolved after meeting leakage water again and then continuously contacts with the calcium in the cement along with the leakage to perform secondary crystallization and leakage stoppage.

Claims

1. The utility model provides a basement dampproofing and waterproofing structure, characterized by includes concrete structure layer (1) that forms by enclosing basement concrete structure bottom and basement concrete structure wall, concrete structure layer (1) internal surface is equipped with prevention of seepage groove (11), the intussuseption of prevention of seepage groove (11) is filled with the leaking stoppage mortar, concrete structure layer (1) internal surface is gone up to keeping away from concrete structure layer (1) and is equipped with tobermorite glue film (2), waterproof mortar bottom (3), waterproof mortar middle level (4), waterproof mortar surface course (5) and infiltration crystallization dampproof course (6) in proper order.

2. The waterproof and moistureproof structure of the basement as claimed in claim 1, wherein a seepage crystallization moisture-proof layer (6) is arranged between the inner wall of the seepage-proof groove (11) and the plugging mortar.

3. The waterproof and moistureproof structure of the basement according to claim 1 or 2, wherein a plurality of seepage-proofing grooves (11) are arranged, and a plurality of seepage-proofing grooves (11) are arranged in a cross shape like a Chinese character 'jing'.

4. The basement waterproofing and moistureproof structure according to claim 1 or 2, wherein the seepage-proofing groove (11) has a V-shaped cross section.

5. The waterproof and moistureproof structure of the basement as claimed in claim 1 or 2, wherein the waterproof mortar middle layer (4) is provided with a mesh cloth (8).

6. The waterproof and moistureproof structure of basement according to claim 1 or 2, wherein the inside corner surface of concrete structure layer (1) is provided with cement mortar reinforcing layer (7).

7. The basement waterproofing and dampproof structure according to claim 6 wherein the surface of the cement mortar reinforcing layer (7) is provided with a mesh cloth (8).