CN218148533U - Basement bottom plate waterproof structure - Google Patents

Abstract

The application provides a basement bottom plate waterproof structure which comprises a structural layer and a concrete layer arranged on the surface of the structural layer, wherein at least one water seepage channel is arranged in the structural layer, and the concrete layer is provided with an overhaul groove connected with the water seepage channel; the intussuseption of infiltration passageway is filled with the shutoff layer, overhauls the inslot and is equipped with the waterproof layer, drainage sheet layer and concrete cover, and the waterproof layer is close to the structural layer setting, and the drainage sheet layer sets up between waterproof layer and concrete cover, and the width on drainage sheet layer equals the width of overhauing the groove, and the drainage sheet layer includes a plurality of bellyings, forms drainage channel between two adjacent bellyings, and the concrete cover sets up on the drainage sheet layer. This application can be better prevent the infiltration phenomenon of basement bottom plate, be favorable to prolonging the life of basement.

Description

Basement bottom plate waterproof construction

Technical Field

The application relates to a building waterproof construction field especially relates to a basement bottom plate waterproof construction.

Background

Basements are generally arranged below multi-storey and high-rise buildings, and the height of the ground of the basements, which is lower than the outdoor ground level, exceeds one half of the net height of the basements; constructing a basement can improve the efficiency of the construction site (e.g., the basement can be used as a garage, storage room, etc.), thereby improving economic efficiency. However, the basement is easy to generate the water seepage phenomenon after being used for a period of time, thereby affecting the service life of the basement and causing the basement to be unusable when the water seepage is serious.

In order to solve the problem of water seepage of the basement bottom plate, a groove needs to be formed at the position of the water seepage of the bottom plate in the related technology; then placing polyvinyl chloride (PVC) half pipes in the grooves to drain the water seeped from the bottom plate into the drainage ditches; finally, the groove is filled, and the concrete surface layer is poured, so that the bottom plate is recovered.

However, the water seepage prevention effect of the bottom plate is poor by adopting the scheme of the related technology, and the bottom plate still has the problem of water seepage after being used for a period of time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect under the correlation technique, the purpose of this application is providing a basement bottom plate waterproof construction, the infiltration phenomenon of basement bottom plate that this application can be better prevents is favorable to prolonging the life of basement.

The application provides a basement bottom plate waterproof construction, include: the water seepage structure comprises a structural layer and a concrete layer arranged on the surface of the structural layer, wherein at least one water seepage channel is arranged in the structural layer, and the concrete layer is provided with an overhaul groove connected with the water seepage channel;

the infiltration passageway intussuseption is filled with the shutoff layer, be equipped with waterproof layer, drainage sheet layer and concrete protective layer in the maintenance groove, the waterproof layer is close to the structural layer sets up, the drainage sheet layer sets up between waterproof layer and the concrete protective layer, the width on drainage sheet layer equals the width of maintenance groove, the drainage sheet layer includes a plurality of bellyings, adjacent two form drainage channel between the bellyings, the concrete protective layer sets up on the drainage sheet layer.

The basement bottom plate waterproof structure optionally comprises a polyurethane mixed grouting layer and a modified epoxy grouting layer, wherein the polyurethane mixed grouting layer is positioned on one side close to the structural layer.

Optionally, the material of the polyurethane mixed grouting layer includes oil-soluble polyurethane grouting material and water-soluble polyurethane grouting material, and the ratio of the oil-soluble polyurethane grouting material to the water-soluble polyurethane grouting material is 1.

Optionally, the waterproof layer includes a first waterproof layer and a second waterproof layer, and the first waterproof layer is disposed near the structural layer; the first waterproof layer is a permeable crystallization waterproof layer, and the second waterproof layer is a back hydraulic pressure waterproof layer.

In the basement floor waterproofing structure, optionally, the thickness of the first waterproof layer is greater than or equal to 2mm, and the thickness of the second waterproof layer is greater than or equal to 2mm.

The basement bottom plate waterproof structure optionally further comprises a side wall, the overhaul groove is formed in one side, connected with the side wall, of the concrete layer, and the surface of the concrete protective layer is flush with the surface of the concrete layer; the waterproof layer extends to the side wall, and the height of the waterproof layer on the side wall is greater than or equal to 500mm.

According to the basement bottom plate waterproof structure, optionally, a construction groove is formed in the position where the overhaul groove is connected with the water seepage channel, the vertical section of the construction groove is V-shaped, and a first leakage blocking layer is filled in the construction groove.

In the basement bottom plate waterproof structure, optionally, a slope layer is further arranged between the waterproof layer and the drainage plate layer, the drainage plate layer is arranged above the slope layer, and the slope layer inclines towards one side of the drainage ditch; the thickness of the slope finding layer is more than or equal to 20mm.

According to the basement bottom plate waterproof structure, optionally, a moisture-proof layer is further arranged between the drainage plate layer and the concrete protective layer, and the moisture-proof layer is a polypropylene layer.

According to the basement bottom plate waterproof structure, optionally, the two sides of the damp-proof layer are also provided with the second leaking stoppage layers.

The application provides a basement bottom plate waterproof structure which comprises a structural layer and a concrete layer arranged on the surface of the structural layer, wherein at least one water seepage channel is arranged in the structural layer, and the concrete layer is provided with an overhaul groove connected with the water seepage channel; the intussuseption of infiltration passageway intussuseption is filled with the shutoff layer, is equipped with the waterproof layer in the access slot, drainage sheet layer and concrete cover, and the waterproof layer is close to the structural layer setting, and the drainage sheet layer sets up between waterproof layer and concrete cover, and the width on drainage sheet layer equals the width in access slot, and the drainage sheet layer includes a plurality of bellyings, forms drainage channel between two adjacent bellyings, and the concrete cover sets up on the drainage sheet layer. According to the application, the water seepage channel is plugged by filling the plugging layer in the water seepage channel, so that the probability of water seepage again of the repaired bottom plate is fundamentally reduced; the waterproof layer is arranged in the overhaul groove to prevent moisture in the overhaul groove from permeating upwards, so that the probability of condensation water drops is reduced; through setting up the drainage sheet layer with the equal width of maintenance groove, guarantee the hydroenergy that oozes and flow to the escape canal smoothly. Through the setting, this application can be better prevent the infiltration phenomenon of basement bottom plate, be favorable to prolonging basement's life.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or related technologies of the present application, the drawings needed to be used in the description of the embodiments or related technologies are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a basement floor waterproofing structure according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a basement floor waterproofing structure according to another embodiment of the present application;

fig. 3 is a schematic view of a connection structure between a basement bottom plate waterproof structure and a drainage ditch according to an embodiment of the present application.

Reference numerals:

10-basement bottom plate waterproof structure;

100-structural layer; 110-a blocking layer; 120-construction groove;

200-a concrete layer; 210-a waterproof layer; 211-a first waterproof layer; 212-a second waterproof layer; 220-a drainage plate layer; 230-a concrete protective layer; 240-finding a slope layer; 250-a moisture barrier; 260-a second leakage blocking layer;

300-side walls;

20-drainage ditch.

Detailed Description

In order to solve the problem of water seepage of the basement bottom plate, in the related technology, a groove needs to be formed at the position of the water seepage of the bottom plate; then placing a polyvinyl chloride (PVC) half pipe in the open groove to drain the water seeped from the bottom plate into the drainage ditch; finally, the groove is filled, and the concrete surface layer is poured, so that the bottom plate is recovered. However, the above scheme has the following defects: 1. the water seepage position of the basement bottom plate is not blocked, so that the risk of water seepage again exists; 2. the pipe diameter of the polyvinyl chloride half pipe is small, which can cause unsmooth water flow in the pipe; 3. the grooves are directly buried, moisture in the grooves cannot be prevented from moving upwards after the grooves are buried, condensed water drops can be accumulated on the concrete surface layer at the grooves, and water accumulation can be caused seriously and even generated. Therefore, the water seepage prevention effect of the base plate adopting the scheme in the related technology is poor, and the base plate still has the problem of water seepage after being used for a period of time.

In view of this, the embodiment of the present application is intended to provide a basement bottom plate waterproof structure, in which a water seepage channel is plugged by filling a plugging layer in the water seepage channel, so as to fundamentally reduce the probability of water seepage again in the repaired bottom plate; the waterproof layer is arranged in the overhaul groove to prevent moisture in the overhaul groove from permeating upwards, so that the probability of condensation water drops is reduced; the drainage plate layer with the same width as the overhaul groove is arranged, so that the seeped water can smoothly flow to the drainage ditch; thereby guarantee can be better prevent the infiltration phenomenon of basement bottom plate, be favorable to prolonging the life of basement.

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments.

All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application. The embodiments and features of the embodiments described below can be combined with each other without conflict.

The following detailed description of the embodiments of the present application will be provided in conjunction with the accompanying drawings to enable those skilled in the art to more fully understand the contents of the present application.

Fig. 1 is a schematic structural diagram of a basement floor waterproofing structure according to an embodiment of the present application.

Referring to fig. 1, the present application provides a basement floor waterproof structure 10, including a structural layer 100 and a concrete layer 200 disposed on a surface of the structural layer 100, wherein at least one water seepage channel is formed in the structural layer 100, and water can flow to the concrete layer 200 through the water seepage channel, thereby forming a water seepage phenomenon. Offer the maintenance groove of connecting the infiltration passageway on concrete layer 200, maintenance personal accessible maintenance groove carries out the shutoff to the infiltration passageway. The structure of maintenance groove can set up as required, and the vertical section of maintenance groove is "U" type roughly in this embodiment.

In this embodiment, the water seepage channel is filled with the blocking layer 110, and the blocking layer 110 can completely block the water seepage channel, so as to prevent the groundwater from continuously leaking to the concrete layer 200. The maintenance groove is internally provided with a waterproof layer 210, a drainage plate layer 220 and a concrete protection layer 230 in sequence. Wherein, waterproof layer 210 is close to structural layer 100 and sets up, and the moisture infiltration in order to prevent the access slot through set up waterproof layer 210 in the access slot reduces the probability that condensation drop appears on concrete protection layer 230 surface. The drain board layer 220 is disposed between the waterproof layer 210 and the concrete cover layer 230 so that moisture in the service tank can be further prevented from being permeated by the drain board layer 220. The width of the drainage plate layer 220 is equal to the width of the service groove, the drainage plate layer 220 comprises a plurality of convex parts, and a drainage channel is formed between two adjacent convex parts to ensure that the seeped water can smoothly flow to the drainage ditch. The concrete protection layer 230 is disposed on the drainage plate layer 220, and the surface of the concrete protection layer 230 is flush with the surface of the concrete layer 200, thereby ensuring flatness and uniformity of the surface of the floor waterproofing structure and the surface of the concrete layer 200.

Can know through the above-mentioned description, the basement bottom plate waterproof construction of this application can be better prevent the infiltration phenomenon of basement bottom plate, be favorable to prolonging the life of basement.

In one possible embodiment, the blocking layer 110 in the present embodiment includes a polyurethane mixed grouting layer and a modified epoxy grouting layer, wherein the polyurethane mixed grouting layer is located at a side close to the structural layer 100. That is to say, when in construction, firstly the polyurethane mixed grouting material is injected into the water seepage channel, and then the modified epoxy grouting material is injected into the water seepage channel, thereby realizing the plugging of the water seepage channel.

Further, in this embodiment, the material of the polyurethane mixed grouting layer includes oil-soluble polyurethane grouting material and water-soluble polyurethane grouting material, and the ratio of the oil-soluble polyurethane grouting material to the water-soluble polyurethane grouting material is 1. During construction, the oil-soluble polyurethane grouting material is injected firstly, so that the effect of rapidly stopping water can be achieved, and then the modified epoxy grouting material is injected, so that the effects of plugging and structure reinforcement can be achieved.

In one possible embodiment, the waterproof layer 210 of the present embodiment includes a first waterproof layer 211 and a second waterproof layer 212, and the first waterproof layer 211 is disposed adjacent to the structural layer 100. The first waterproof layer 211 is a permeable crystalline waterproof layer, and the permeable crystalline waterproof layer has good activity, can heal fine cracks, protect reinforcing steel bars, prevent the reinforcing steel bars from being corroded, can protect the strength of a concrete structure, and prevent the concrete from being damaged by freeze-thaw cycles. The second waterproof layer 212 is a back hydraulic waterproof layer which has strong bonding force and high permeation capability and is beneficial to improving the permeation resistance and leakage stoppage effects.

Optionally, the thickness of each waterproof layer in this embodiment may be set as needed as long as a good waterproof effect can be achieved, for example, the thickness of the first waterproof layer 211 is greater than or equal to 2mm, and the thickness of the second waterproof layer 212 is greater than or equal to 2mm in this embodiment.

Fig. 2 is a schematic structural diagram of a basement floor waterproofing structure according to another embodiment of the present application.

Referring to fig. 2, the basement floor waterproofing structure 10 shown in fig. 2 further includes a side wall 300, the maintenance groove is formed on the side of the concrete layer 200 connected to the side wall 300, and the waterproof layer 210 extends to the side wall 300, so that the waterproof layer 210 can be used to control the wall surface mildew and peeling phenomenon caused by water seepage, water absorption and moisture regain.

Optionally, the height of the waterproof layer 210 on the side wall 300 may be set according to needs, for example, the height of the waterproof layer 210 on the side wall 300 in this embodiment is greater than or equal to 500mm.

With reference to fig. 1 and fig. 2, in a possible embodiment, a construction groove 120 is formed at a position where the maintenance groove is connected to the water seepage channel, and a vertical cross-section of the construction groove 120 is V-shaped, so that an upper space of the water seepage channel is widened, and a plugging material is conveniently injected into the water seepage channel. The construction groove 120 is filled with a first plugging layer, the first plugging layer can be formed by filling plugging materials in the construction groove 120 with a plugging king agent before the plugging materials are injected into the water seepage channel, and the first plugging layer can ensure the sealing property.

Fig. 3 is a schematic view of a connection structure between a basement bottom plate waterproof structure and a drainage ditch according to an embodiment of the present application. Referring to fig. 1 to fig. 3, in one possible embodiment, a plurality of maintenance grooves may be formed on the bottom plate of the basement, and the maintenance grooves are all communicated to the drainage ditch 20 near one side of the side wall 300 of the basement, so that the seepage water is drained into the drainage ditch 20.

In order to better guide the flow direction of the seepage water, a slope layer 240 is further arranged between the waterproof layer 210 and the drainage plate layer 220 in the embodiment, and the slope layer 240 can be formed by cement mortar; the slope layer 240 can form a certain slope in the maintenance groove, so that the flow direction of the water flow can be guided. In this embodiment, the thickness of the slope layer 240 may be set as needed, and may be, for example, equal to or greater than 20mm. The drain floor layer 220 is disposed above the slope layer 240, and the slope layer 240 is inclined toward the drainage ditch 20, thereby guiding the seepage water in the drain floor layer 220 to flow toward the drainage ditch 20.

Further, this embodiment still is equipped with dampproof course 250 between drainage sheet layer 220 and concrete protection layer 230, and dampproof course 250 can be the polypropylene fibre layer, can further prevent to overhaul the inslot and return the tide through setting up dampproof course 250, blocks the moisture upwelling, reduces the phenomenon that the comdenstion water appears on the surface of concrete protection layer 230.

Optionally, in this embodiment, two sides of the moisture-proof layer 250 are further provided with a second leaking stoppage layer 260, and the second leaking stoppage layer 260 may be formed by using materials such as a leaking stoppage king and the like during construction. The two sides of the moisture-proof layer 250 are sealed through the second leakage-blocking layer 260, so that the upward moisture return in the overhaul groove can be better prevented.

The basement bottom plate waterproof structure 10 of the embodiment can be constructed by adopting the following construction method:

s1, searching for a leakage point on a bottom plate of the basement, and marking the searched leakage point.

And S2, positioning the leakage point and the drainage ditch by using the elastic line so as to determine the general outline of the maintenance groove, and then cutting off the concrete layer within the elastic line range to a depth of a structural layer so as to form the maintenance groove. The width of the service groove can be determined according to actual conditions, and for example, the width of the service groove can be 200mm.

And S3, cleaning the cut overhaul groove, and cleaning up the mortar blocks, floating dust, dirt, oil stains and other sundries in the overhaul groove so as to facilitate subsequent construction.

And S4, finding a water seepage channel in the structural layer at the bottom of the overhaul groove, and processing a V-shaped construction groove at the position of the water seepage channel. During specific construction, the periphery of the water seepage channel or the position of the water seepage channel can be drilled directly in the construction groove, then the grouting nozzle is embedded in the drilled hole, the aperture and the hole depth of the drilled hole can be set according to requirements, for example, the aperture of the drilled hole can be 8mm, and the hole depth can be 200mm.

And S5, filling the construction groove with materials such as a plugging king and the like, and forming a first plugging layer in the construction groove so as to ensure the sealing property in the subsequent construction.

And S6, injecting a plugging material into the drilled hole to enable the cracks in the structural layer to be plugged by a plugging layer formed by the plugging material. The plugging layer in this embodiment can include polyurethane mixed grout blanket and modified epoxy grout blanket, earlier pour into the infiltration passageway with polyurethane mixed grout material when the construction, pour into the infiltration passageway with modified epoxy grout material again in to the realization is to the shutoff of infiltration passageway. The polyurethane mixed grouting layer comprises materials of an oil-soluble polyurethane grouting material and a water-soluble polyurethane grouting material, wherein the ratio of the oil-soluble polyurethane grouting material to the water-soluble polyurethane grouting material is 1. During construction, the oil-soluble polyurethane grouting material is injected firstly to play a role in rapidly stopping water, and then the modified epoxy grouting material is injected to play a role in plugging and structure reinforcement.

And S7, coating a first waterproof layer in the construction groove, wherein the first waterproof layer is formed by an optional type XS-506 infiltration crystallization waterproof coating, and the infiltration crystallization waterproof layer has good activity, can heal fine cracks, protects the reinforcing steel bars, prevents the reinforcing steel bars from being corroded, can protect the strength of a concrete structure, and prevents the concrete from being damaged by freeze-thaw circulation. The thickness of the first waterproof layer may be set as required, and may be, for example, 2mm. In addition, when the construction groove was close to the side wall one side setting of basement, can brush first waterproof layer with a brush certain height (for example 500mm height) to the side wall to can reduce the phenomenon that the wall goes mouldy to peel.

And S8, continuously coating a second waterproof layer on the surface of the first waterproof layer, wherein the second waterproof layer can be formed by back hydraulic waterproof paint with the model of XS-507, and the back hydraulic waterproof layer has strong bonding force and high permeation capability and is favorable for improving the permeation resistance and leakage stoppage effects. The thickness of the second waterproof layer may be set as desired, and may be, for example, 2mm. In addition, when the construction groove was close to the side wall one side setting of basement, can brush certain height (for example 500mm height) with the second waterproof layer to the side wall to can reduce the phenomenon that the wall goes mouldy to desquamate.

And S9, manufacturing a slope finding layer on the surface of the second waterproof layer, wherein the slope finding layer can be formed by adopting a cement mortar material, and the slope finding layer is inclined towards one side of the drainage ditch, so that the water seepage is guided into the drainage ditch conveniently.

And S10, paving a drainage plate layer on the slope finding layer, wherein the width of the drainage plate layer is equal to that of the construction groove, so that the drainage plate layer can be used for guiding the seepage water to the drainage ditch. The drain board layer of this embodiment includes a plurality of bellying, forms drainage channel between two adjacent bellying to guarantee that the hydroenergy that oozes can be smooth flow to the escape canal. The size of the drainage plate layer in the embodiment can be set according to needs, for example, the thickness of the drainage plate layer except for the bulge can be 1mm, and the thickness of the bulge can be 20mm.

S11, paving a moisture-proof layer on the drainage plate layer, wherein the moisture-proof layer can be a polypropylene layer; can utilize the leaking stoppage king to seal the dampproof course in the both sides of dampproof course, form second leaking stoppage layer to the better in-slot that prevents to overhaul gets damp.

And S12, pouring a concrete protective layer in the maintenance groove, performing surface polishing treatment on the concrete protective layer, and enabling the surface of the concrete protective layer to be flush with the surface of the concrete layer, so that the smoothness and consistency of the surface of the bottom plate waterproof structure and the surface of the concrete layer are ensured.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present application.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that, in the description of the present application, the terms "first" and "second" are used merely for convenience in describing different components, and are not to be construed as indicating or implying a sequential relationship, relative importance, or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.

The embodiments or implementation manners in the present application are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments can be referred to each other.

In the description of the present application, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this application, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (9)

1. The utility model provides a waterproof structure of basement bottom plate which characterized in that includes: the water seepage structure comprises a structural layer and a concrete layer arranged on the surface of the structural layer, wherein at least one water seepage channel is arranged in the structural layer, and the concrete layer is provided with an overhaul groove connected with the water seepage channel;

the infiltration passageway intussuseption is filled with the shutoff layer, be equipped with waterproof layer, drainage sheet layer and concrete protective layer in the maintenance groove, the waterproof layer is close to the structural layer sets up, the drainage sheet layer sets up between waterproof layer and the concrete protective layer, the width on drainage sheet layer equals the width of maintenance groove, the drainage sheet layer includes a plurality of bellyings, adjacent two form drainage channel between the bellyings, the concrete protective layer sets up on the drainage sheet layer.

2. The basement floor waterproofing structure according to claim 1 wherein the blocking layer comprises a polyurethane mixed grout layer and a modified epoxy grout layer, the polyurethane mixed grout layer being located near one side of the structural layer.

3. The basement floor waterproofing structure according to claim 1, wherein said waterproofing layer comprises a first waterproofing layer and a second waterproofing layer, said first waterproofing layer being disposed adjacent to said structural layer; the first waterproof layer is a permeable crystallization waterproof layer, and the second waterproof layer is a back hydraulic pressure waterproof layer.

4. The basement floor waterproofing structure according to claim 3, wherein the thickness of the first waterproof layer is 2mm or more, and the thickness of the second waterproof layer is 2mm or more.

5. The basement floor waterproofing structure according to claim 3, further comprising a side wall, wherein said access slot is opened on the side of said concrete layer connected to said side wall, and the surface of said concrete protective layer is flush with the surface of said concrete layer; the waterproof layer extends to the side wall, and the height of the waterproof layer on the side wall is larger than or equal to 500mm.

6. The basement bottom plate waterproof structure of claim 1, wherein a construction groove is formed in a position where the overhaul groove is connected with the water seepage channel, the vertical section of the construction groove is V-shaped, and a first leaking stoppage layer is filled in the construction groove.

7. The basement floor waterproofing structure according to any one of claims 1 to 5 wherein a slope layer is further provided between the waterproofing layer and the drainage sheet layer, the drainage sheet layer is provided above the slope layer, and the slope layer is inclined toward a drainage ditch side; the thickness of the slope finding layer is more than or equal to 20mm.

8. The basement floor waterproofing structure of claim 7, wherein a moisture barrier is further provided between the drainage sheet layer and the concrete protective layer, and the moisture barrier is a polypropylene layer.

9. The basement floor waterproofing structure according to claim 8, wherein the moisture barrier is further provided with second leak stopping layers on both sides.

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