CN219909084U

CN219909084U - Basement waterproof construction

Info

Publication number: CN219909084U
Application number: CN202320459648.XU
Authority: CN
Inventors: 叶婉玲; 尤梅青; 黄小滨; 陈金坤
Original assignee: Fujian Nan'an No1 Construction Co ltd
Current assignee: Fujian Nan'an No1 Construction Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-10-27
Anticipated expiration: 2033-03-13

Abstract

The utility model relates to the technical field of waterproof structures, and provides a basement waterproof structure which comprises a foundation, a waterproof layer arranged on the foundation and a concrete layer arranged on the waterproof layer, wherein the waterproof layer comprises a waterproof roll and waterproof strips arranged on the waterproof roll, the waterproof roll and the waterproof strips are provided with a plurality of mounting grooves communicated with each other, the upper surfaces of adjacent waterproof rolls are provided with mounting grooves, the waterproof strips are embedded into the inner walls of the mounting grooves, the upper surfaces of the waterproof strips are flush with the upper surface of the waterproof roll, and a rough surface layer is arranged between the waterproof strips and the waterproof roll. The utility model has the effect of ensuring the waterproof performance of the waterproof coiled material in the basement.

Description

Basement waterproof construction

Technical Field

The utility model relates to the technical field of waterproof structures, in particular to a basement waterproof structure.

Background

Currently, with the improvement of living standard of people, basement structures in urban construction are more and more, and people usually use the basement as a garage, an underground garage, even a living house and the like. Since the basement is located at the lowest floor of the building, waterproofing of the basement is particularly important.

The waterproof measures of basement are realized by horizontally and vertically paving waterproof coiled materials between the bottom of basement and cushion layer and outside, the waterproof coiled materials are generally fixed on the concrete of basement through hot melting in the paving process, and the width of the waterproof coiled materials is limited in the paving process, so that the waterproof coiled materials need to be lapped when being fixed through hot melting, thereby carrying out waterproof treatment on the basement.

However, since the two adjacent sides of the waterproof roll layers are usually directly laminated together when the waterproof roll layers are overlapped, a local height difference occurs in such an overlapping manner, if the overlapping region is deformed more than the waterproof roll layers when external pressure is applied, so that the concrete layer disposed in the overlapping region is settled more than other portions, resulting in cracking of the concrete surface layer, so that the waterproof roll is likely to be pulled apart, and thus the waterproof performance of the basement is reduced, which is further improved.

Disclosure of Invention

In order to ensure the waterproof performance of the waterproof coiled material in the basement, the utility model provides a basement waterproof structure.

The utility model provides a basement waterproof construction, includes the ground, sets up in the waterproof layer of ground and sets up in the concrete layer of waterproof layer, the waterproof layer includes the waterproofing membrane and sets up in the waterproof strip of waterproofing membrane, waterproofing membrane and waterproof strip all are provided with a plurality of, and is adjacent the mounting groove of intercommunication has been seted up to the upper surface of waterproofing membrane, the waterproof strip is embedded in the inner wall of mounting groove, the upper surface of waterproof strip and the upper surface of waterproofing membrane flush, the waterproof strip with be provided with the rough surface layer between the waterproofing membrane.

By adopting the technical scheme, firstly, the waterproof coiled materials are paved on the upper surface of the foundation, in the paving process, after the side walls of the adjacent waterproof coiled materials are mutually abutted, the waterproof strips are embedded into the mutually communicated mounting grooves, and are fixed through hot melting during embedding, and as the upper surfaces of the waterproof strips and the upper surfaces of the waterproof coiled materials are mutually flush, the possibility of local height difference of the waterproof coiled materials during lapping can be reduced, so that the possibility of local sedimentation difference of concrete layers arranged on the waterproof layers is reduced, the possibility of cracking the concrete layers to drive the waterproof coiled materials to be pulled apart is reduced, and the waterproof performance of the waterproof coiled materials is ensured; and when carrying out the hot melt between waterproof strip and waterproofing membrane and fix, through being provided with the rough surface layer to increase the roughness between waterproof strip and the mounting groove, thereby increase the area of contact between waterproof strip and the mounting groove, then improve the bonding fastness when carrying out the hot melt between waterproof strip and the mounting groove.

Preferably, the internal corners in the mounting grooves and the vertex corners of the waterproof strips are rounded.

Through adopting above-mentioned technical scheme, through the apex angle department with reentrant corner department in the mounting groove and waterproof strip all be the fillet setting to reduce the possibility that the clearance appears between waterproof strip and the mounting groove, reduce the inhomogeneous possibility of local bonding appears when carrying out the hot melt.

Preferably, the rough surface layer comprises two polyester fiber felts respectively arranged on the mutually abutting surfaces of the mounting groove and the waterproof strip.

Through adopting above-mentioned technical scheme, owing to the micropore setting of polyester fiber felt self, can improve the roughness between mounting groove and the waterproof strip to improve the bonding fastness between the two, and owing to its good gas permeability and high permeability, in order to guarantee waterproof strip and mounting groove when carrying out the hot melt, the pitch sizing material of waterproofing membrane and waterproof strip itself can be fast interpenetrated, further improves the bonding fastness when carrying out the hot melt between waterproof strip and the mounting groove, thereby in order to guarantee the waterproof performance of waterproof layer.

Preferably, the rough layer comprises a second protrusion arranged on the inner wall of the bottom of the mounting groove and a second groove arranged on the waterproof strip, and the second protrusion is abutted to the second groove.

Through adopting above-mentioned technical scheme, through being provided with the cooperation between second arch and the second recess to increase the area of contact between waterproof strip and the mounting groove, with the connectivity between improvement waterproof strip and the mounting groove, thereby in order to reduce the possibility of cracking between waterproof strip and the mounting groove.

Preferably, the side walls of adjacent waterproof coiled materials abutted against each other are respectively provided with a first bulge and a first groove at intervals, and the first bulges and the first grooves are correspondingly arranged.

Through adopting above-mentioned technical scheme, because with adjacent waterproofing membrane through the butt back together, through the setting of overlap joint between the adjacent waterproofing membrane between the waterproofing membrane in order to replace to still need guarantee the connectivity between the adjacent waterproofing membrane, consequently through being provided with the cooperation between first arch and the first recess, thereby with the area of contact between the adjacent waterproofing membrane that improves, thereby with the bonding fastness that improves between the adjacent waterproofing membrane when carrying out the hot melt and fix in ground.

Preferably, the upper surface of the foundation is provided with wavy patterns, and the surface of the waterproof coiled material, which is far away from the mounting groove, is attached to the wavy surface of the foundation.

Through adopting above-mentioned technical scheme, through being the ripple setting with the upper surface of foundation, also be the ripple setting correspondingly when waterproofing membrane lays on the foundation, can increase certain stretching quantity for waterproofing membrane, when concrete layer receives ambient pressure to appear the possibility of drawing the crack when reducing waterproofing membrane pressurized, in order to guarantee the waterproof performance of waterproofing membrane self.

Preferably, the upper surface of the waterproof coiled material is provided with a filling layer, and the upper surface of the filling layer is higher than the crest of the waterproof coiled material.

By adopting the technical scheme, before the concrete layer is paved, a filling layer is arranged on the waterproof coiled material to manufacture a relatively flat base layer, so that the possibility of different local sedimentation between the concrete layers is reduced; the flatness of the base layer is ensured as much as possible by the crest of the waterproof coiled material with the upper surface of the filling layer.

Preferably, a supporting layer is arranged between the concrete layer and the waterproof layer, and the supporting layer is a glass fiber grid layer.

Through adopting above-mentioned technical scheme, through being provided with glass fiber grid layer between concrete layer and waterproof layer to improve concrete layer's tensile strength and the ability of anti deformation, improve concrete layer's bearing capacity, with reduce the possibility of pulling apart waterproofing membrane, with the waterproof performance of assurance waterproofing membrane self.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. through the cooperation between the waterproof strip and the waterproof coiled material, the possibility of local height difference of the waterproof coiled material during lap joint is reduced, so that the possibility of local sedimentation difference of a concrete layer arranged on the waterproof layer is reduced, the possibility of cracking of the concrete layer to drive the waterproof coiled material to generate stretch cracking is reduced, and the waterproof performance of the waterproof coiled material is ensured;

2. the roughness between the waterproof strip and the mounting groove is increased by arranging the rough surface layer, so that the contact area between the waterproof strip and the mounting groove is increased, and the bonding firmness between the waterproof strip and the mounting groove during hot melting is improved;

3. through being the wave setting with the upper surface of foundation, also be the wave setting correspondingly when waterproofing membrane lays on the foundation, can increase certain stretching amount for waterproofing membrane, when concrete layer receives external pressure to reduce the possibility that the stretch out crack appears when waterproofing membrane is pressed, in order to guarantee the waterproof performance of waterproofing membrane self.

Drawings

FIG. 1 is a schematic view of a waterproof structure of a basement according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;

fig. 3 is an enlarged partial schematic view of fig. 1 at B.

In the figure, 1, foundation; 2. a waterproof layer; 21. an asphalt concrete base layer; 211. a mounting part; 22. waterproof coiled materials; 221. a first protrusion; 222. a first groove; 223. a mounting groove; 23. a waterproof strip; 3. a concrete layer; 4. a matte layer; 41. a polyester fiber felt; 42. a second protrusion; 43. a second groove; 5. a filling layer; 6. and a support layer.

Detailed Description

The present utility model will be described in further detail with reference to fig. 1-3.

Examples:

the embodiment discloses a basement waterproof structure, referring to fig. 1 and 2, including a foundation 1, a waterproof layer 2 arranged on the foundation 1, and a concrete layer 3 arranged on the waterproof layer 2, in this embodiment, the upper surface of the foundation 1 is arranged in a wave shape. The waterproof layer 2 includes asphalt concrete base layer 21, waterproofing membrane 22 and waterproof strip 23, and asphalt concrete base layer 21 lays in the upper surface of foundation 1, and the upper surface that also forms the wavy setting between asphalt concrete base layer 21 and the foundation 1 is provided with the installation department 211 that is the plane setting at this moment at intervals in order to be convenient for follow-up waterproof strip 23 and the fixed time between the waterproofing membrane 22 of waterproof strip 22.

Referring to fig. 1 and 2, in the present embodiment, the waterproof strip 23 and the waterproof roll 22 are made of the same material, the waterproof roll 22 and the waterproof strip 23 are provided with a plurality of waterproof rolls 22, the waterproof roll 22 is attached to the asphalt concrete base 21, when laying, adjacent waterproof rolls 22 are laid in contact with each other, the side walls of the adjacent waterproof rolls 22 in contact with each other are provided with first protrusions 221 and first grooves 222 at intervals, and the first protrusions 221 are in contact with the first grooves 222. And the upper surface of the adjacent waterproof coiled material 22 is provided with mutually communicated mounting grooves 223, the waterproof strip 23 is embedded between the two mounting grooves 223, and the inner corners of the waterproof strip 23 close to the mounting grooves 223 and the vertex corners of the mounting grooves 223 are rounded to increase the tight connectivity between the waterproof strip 23 and the mounting grooves 223. And the upper surface of the waterproof strip 23 is flush with the upper surface of the waterproof roll 22 to reduce the possibility of occurrence of a difference in overlapping height between the adjacent waterproof rolls 22.

Referring to fig. 1 and 2, a rough surface layer 4 is disposed between the waterproof strip 23 and the waterproof roll 22, the rough surface layer 4 includes a polyester fiber felt 41, a second protrusion 42 and a second groove 43, in this embodiment, the second protrusion 42 and the second groove 43 are both provided with a plurality of same numbers, the second protrusion 42 and the polyester fiber felt 41 are the same in material, the polyester fiber felt 41 is coated on the outer surfaces of the waterproof strip 23 and the waterproof roll 22, the second protrusion 42 is disposed on the bottom inner wall of the mounting groove 223, the second groove 43 is disposed on the lower surface of the waterproof strip 23, and the second protrusion 42 is abutted to the second groove 43.

Referring to fig. 1 and 3, a filling layer 5 is disposed on the upper surface of the waterproof roll 22, in this embodiment, the filling layer 5 is asphalt concrete, and the upper surface of the filling layer 5 is higher than the crest of the waterproof roll 22. Be equipped with supporting layer 6 between filling layer 5 and concrete layer 3, in this embodiment, supporting layer 6 is glass fine grid layer, wait that filling layer 5 is dry the back, lay glass fine grid on filling layer 5 to with concrete layer 3 together pour at filling layer 5, with glass fine grid together fixed back, thereby effectively improve the tensile strength and the anti deformability of concrete layer 3, reduce the waterproofing membrane 22 that is located under the concrete layer 3 and appear drawing the possibility of splitting, in order to guarantee the waterproofing membrane 22's that is located the basement waterproof performance.

The implementation principle of the basement waterproof structure provided by the embodiment of the utility model is as follows: after the ground is leveled, the upper surface of the ground is provided with the wave patterns to form a foundation 1; so as to start the waterproof arrangement, firstly, paving the asphalt concrete base layer 21 on the upper surface of the foundation 1, and after the asphalt concrete base layer 21 is paved and dried thoroughly; at this time, the waterproof coiled material 22 is sequentially laid on the upper surface of the asphalt concrete base layer 21, and when the waterproof coiled material 22 is laid, the lower surface of the waterproof coiled material 22 needs to be heated uniformly by a spray gun, so that the waterproof coiled material 22 can be fixedly connected to the asphalt concrete base layer 21 by hot melting. When the waterproof coiled materials 22 are paved, after the adjacent waterproof coiled materials 22 are paved, the waterproof strips 23 are fixed in the mounting grooves 223 which are formed in advance in the waterproof coiled materials 22 through hot melting of the spray gun, so that the bonding firmness between the waterproof strips 23 and the waterproof coiled materials 22 is enhanced;

after the waterproof strip 23 and the waterproof coiled material 22 are paved and the waterproof performance is checked, after the waterproof strip is checked to be qualified, the filling layer 5 is paved on the wavy upper surface left by the waterproof coiled material 22 to be flattened, after the filling layer 5 is dried, the glass fiber grating is placed on the filling layer 5, and after the filling layer 5 is placed, the concrete layer 3 is poured on the filling layer 5 and the glass fiber grating so as to be fixed for subsequent treatment.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. Basement waterproof construction, including ground (1), set up waterproof layer (2) in ground (1) and set up concrete layer (3) in waterproof layer (2), its characterized in that: waterproof layer (2) include waterproofing membrane (22) and set up in waterproofing membrane (22) waterproof strip (23), waterproofing membrane (22) and waterproof strip (23) all are provided with a plurality of, and is adjacent mounting groove (223) of intercommunication have been seted up to waterproofing membrane (22) upper surface, waterproof strip (23) imbeds in the inner wall of mounting groove (223), the upper surface of waterproof strip (23) and the upper surface of waterproofing membrane (22) flush, waterproof strip (23) with be provided with rough surface layer (4) between waterproofing membrane (22).

2. A basement waterproofing structure according to claim 1, wherein: the internal corners of the mounting grooves (223) and the vertex angles of the waterproof strips (23) are rounded.

3. A basement waterproofing structure according to claim 1, wherein: the rough layer (4) comprises two polyester fiber felts (41) which are respectively arranged on the mutually abutting surfaces of the mounting groove (223) and the waterproof strip (23).

4. A basement waterproofing structure according to claim 1, wherein: the rough layer (4) comprises a second bulge (42) arranged on the inner wall of the bottom of the mounting groove (223) and a second groove (43) arranged on the waterproof strip (23), and the second bulge (42) is abutted to the second groove (43).

5. A basement waterproofing structure according to claim 1, wherein: the side walls adjacent to the waterproof coiled materials (22) are respectively provided with a first bulge (221) and a first groove (222) at intervals, and the first bulges (221) and the first grooves (222) are correspondingly arranged.

6. A basement waterproofing structure according to claim 1, wherein: the upper surface of the foundation (1) is provided with wavy patterns, and the surface of the waterproof coiled material (22) far away from the mounting groove (223) is attached to the wavy surface of the foundation (1).

7. The basement waterproofing structure according to claim 6, wherein: the upper surface of the waterproof coiled material (22) is provided with a filling layer (5), and the upper surface of the filling layer (5) is higher than the crest of the waterproof coiled material (22).

8. A basement waterproofing structure according to claim 1, wherein: a supporting layer (6) is arranged between the concrete layer (3) and the waterproof layer (2), and the supporting layer (6) is a glass fiber grid layer.