CN217268098U - A waterproof construction for extending project - Google Patents
A waterproof construction for extending project Download PDFInfo
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- CN217268098U CN217268098U CN202121528644.XU CN202121528644U CN217268098U CN 217268098 U CN217268098 U CN 217268098U CN 202121528644 U CN202121528644 U CN 202121528644U CN 217268098 U CN217268098 U CN 217268098U
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Abstract
The utility model discloses a waterproof construction for enlarging project relates to the waterproof technical field of building, include: the waterproof layer of the coiled material of the old building bottom plate comprises a first large coiled material part and a first connecting part, wherein the first large coiled material part is arranged on the upper side of the base layer of the old building bottom plate, and the first connecting part is bent upwards at one end of the first large coiled material part and is vertical to the surface of the base layer of the old building bottom plate; a waterproof layer of the coiled material is reserved, and one end of the waterproof layer of the coiled material is arranged between one end of the first large-surface coiled material part and the base layer of the old building bottom plate; the new building bottom plate base layer is arranged on one side of the base layer of the old building bottom plate; new building bottom plate coiled material waterproof layer, including the big face coiled material portion of second and second connecting portion, the big face coiled material portion of second sets up in the upside of new building bottom plate basic unit, and the second connecting portion upwards buckles and bonds with first connecting portion in the one end of the big face coiled material portion of second, and the other end setting of reserving the coiled material waterproof layer is between the one end of the big face coiled material portion of second and the basic unit of old building bottom plate.
Description
Technical Field
The utility model belongs to the technical field of the building is waterproof, more specifically relates to a waterproof construction for extending project.
Background
With the continuous progress and development of society, the living standard and quality of people are continuously improved, the construction requirements are also continuously increased, and part of the existing building space and functions are difficult to meet the living requirements of people at present, so that the existing building needs to be expanded, and particularly, the underground space is taken as a main expansion direction. In the expansion projects in recent years, the problem of waterproof expansion treatment is difficult to find and becomes a pain point and a difficulty, and the waterproof method in the expansion projects at present generally comprises the steps of breaking the existing building structure, searching the existing project waterproof layer, overlapping the waterproof layer of the subsequently newly built building and the waterproof layer of the existing building, and meeting the requirements of overlapping length and cohesiveness. The waterproof method for the lap joint part of the new project and the old project in the existing extension building mainly has the following defects:
1. to the project that existing project underground bottom plate position adopted polymer self-adhesive film to spread anti-waterproofing membrane that glues in advance, its polymer self-adhesive film waterproofing membrane bonds with structural concrete, abolishes existing building structure back, and waterproofing membrane is together destroyed with structural concrete, and the position of closing up can't be seeked, and is difficult to satisfy the overlap joint length requirement.
2. The existing building and the newly-expanded part have construction joints, and the part does not have a waterproof enhancement layer, so that the waterproof effect of the joint part is not ensured.
3. The bonding surface of the high-molecular self-adhesive film waterproof coiled material is bonded with concrete, the back surface is smooth and compact, and the high-molecular self-adhesive film waterproof coiled material is difficult to lap with the subsequent newly-built engineering bottom plate waterproof.
SUMMERY OF THE UTILITY MODEL
The utility model aims at not enough among the prior art, a waterproof construction for extending project is provided, this waterproof construction sets up first connecting portion on old building bottom plate coiled material waterproof layer, sets up and reserves the coiled material waterproof layer to utilize first connecting portion and reserve the coiled material waterproof layer and be connected with new building bottom plate coiled material waterproof layer, can enough guarantee the effective connection of new and old building waterproof layer, form good whole waterproof construction, make the construction very simple and convenient again.
In order to achieve the above object, the present invention provides a waterproof structure for an extension project, including:
the waterproof layer comprises a first large-surface coiled material part and a first connecting part, wherein the first large-surface coiled material part is arranged on the upper side of a base layer of the old building bottom plate, and the first connecting part is bent upwards at one end of the first large-surface coiled material part and is vertical to the surface of the base layer of the old building bottom plate;
a reserved coiled material waterproof layer, wherein one end of the reserved coiled material waterproof layer is arranged between one end of the first large-surface coiled material part and the base layer of the old building bottom plate;
the new building bottom plate base layer is arranged on one side of the base layer of the old building bottom plate;
new building bottom plate coiled material waterproof layer, including the big face coiled material portion of second and second connecting portion, the big face coiled material portion of second set up in the upside of new building bottom plate basic unit, the second connecting portion are in the one end of the big face coiled material portion of second upwards buckle and with first connecting portion bond, the other end setting of reserving the coiled material waterproof layer is in the big face coiled material portion of second one end with between the basic unit of old building bottom plate.
Optionally, the first connecting portion is disposed on one side of a temporary protection layer of an old building, the temporary protection layer is disposed on one side of a temporary side wall of the old building, and the temporary side wall and the temporary protection layer are broken when a new building is constructed.
Optionally, the temporary protection layer and the first connection portion are arranged between the leveling layer and the isolation layer.
Optionally, still include old building bottom plate and new building bottom plate, old building bottom plate sets up old building bottom plate coiled material waterproof layer temporary protection layer with interim side wall top, new building bottom plate sets up new building bottom plate coiled material waterproof layer top and with old building bottom plate is connected.
Optionally, an auxiliary adhesive layer is disposed between the first connecting portion and the second connecting portion.
Optionally, the top ends of the first connecting portion and the second connecting portion are coated with a sealant.
Optionally, the reserved waterproof layer of the coil is a macromolecular self-adhesive film pre-paved anti-sticking waterproof coil.
Optionally, the new building floor coiled material waterproof layer is a pre-paved anti-sticking waterproof coiled material, an elastomer modified asphalt waterproof coiled material or a self-adhesive polymer modified asphalt waterproof coiled material.
Optionally, the temporary protection layer is a brick wall or a concrete wall, the leveling layer is a cement mortar layer, and the isolation layer is polypropylene fabric, non-woven fabric or a plastic isolation film.
Optionally, the auxiliary bonding layer is a double-sided butyl tape or a double-sided self-adhesive waterproof roll, and the sealant is a modified silicone sealant, a polysulfide sealant, an acrylate sealant, a polyurethane sealant or a modified silane sealant.
The utility model provides a waterproof construction for extension project, its beneficial effect lies in:
1. the waterproof structure is characterized in that the first connecting part is arranged on the waterproof layer of the old building bottom plate coiled material, the reserved coiled material waterproof layer is arranged, and the first connecting part and the reserved coiled material waterproof layer are connected with the waterproof layer of the new building bottom plate coiled material, so that the effective connection of the waterproof layer of the new building and the old building can be ensured, a good integral waterproof structure is formed, and the construction is very simple and convenient;
2. according to the waterproof structure, the first connecting part is formed by throwing and fixing the waterproof layer of the coiled material of the old building bottom plate on the temporary protective layer on one side of the temporary side wall, and after the temporary side wall and the temporary protective layer are broken during the construction of a new building, the first connecting part is conveniently obtained and well protected;
3. this waterproof construction sets up the reservation coiled material waterproof layer through the temporary protection layer below at interim side wall one side and improves the connection water-proof effects between new building bottom plate coiled material waterproof layer and the old building bottom plate coiled material waterproof layer, further improves the waterproof construction's of extension project whole waterproof performance.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic view of a waterproofing structure of an old building for extending a waterproofing structure of a project according to an embodiment of the present invention.
Fig. 2 shows a schematic view of a waterproof structure for an extension project according to an embodiment of the present invention.
Description of reference numerals:
1. waterproof layer of old building bottom plate coiled material; 2. a first large-surface roll material portion; 3. a first connection portion; 4. base course of the old building floor; 5. reserving a waterproof layer of a coiled material; 6. a new building base floor; 7. a new building bottom plate coiled material waterproof layer; 8. a second large-surface web section; 9. a second connecting portion; 10. a temporary protective layer; 11. a temporary sidewall; 12. leveling layer; 13. an isolation layer; 14. old building floor; 15. a new building floor; 16. and (5) sealing the glue.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The utility model provides a waterproof construction for extending project, include:
the waterproof layer of the coiled material of the old building bottom plate comprises a first large coiled material part and a first connecting part, wherein the first large coiled material part is arranged on the upper side of the base layer of the old building bottom plate, and the first connecting part is bent upwards at one end of the first large coiled material part and is vertical to the surface of the base layer of the old building bottom plate;
a waterproof layer of the coiled material is reserved, and one end of the waterproof layer of the coiled material is arranged between one end of the first large-surface coiled material part and the base layer of the old building bottom plate;
the new building bottom plate base layer is arranged on one side of the base layer of the old building bottom plate;
new building bottom plate coiled material waterproof layer, including the big face coiled material portion of second and second connecting portion, the big face coiled material portion of second sets up in the upside of new building bottom plate basic unit, and the second connecting portion upwards buckles and bonds with first connecting portion in the one end of the big face coiled material portion of second, and the other end setting of reserving the coiled material waterproof layer is between the one end of the big face coiled material portion of second and the basic unit of old building bottom plate.
Specifically, the first connecting part is formed by throwing stubbles at the end part of the first large-surface coiled material part during construction of the old building bottom plate coiled material waterproof layer, and the second connecting part is bonded with the first connecting part during construction of the new building bottom plate coiled material waterproof layer to form connection of a new building waterproof structure and an old building waterproof structure; meanwhile, the reserved coiled material waterproof layer is further connected below one end of the first large-face coiled material part and one end of the second large-face coiled material part, the connection strengthening effect is achieved, double connection of the waterproof structures of the new building and the old building is formed, and the waterproof effect of the connecting parts of the new building and the old building is improved.
Optionally, the first connecting portion is disposed on one side of a temporary protection layer of the old building, the temporary protection layer is disposed on one side of a temporary side wall of the old building, and the temporary side wall and the temporary protection layer are broken when the new building is constructed.
Specifically, first connecting portion are thrown stubble by old building bottom plate coiled material waterproof layer on temporary protection layer and are formed, and the side wall that old building is close to new building one side is interim side wall, and interim side wall is broken away when new building construction, and temporary protection layer also is the little wall body structure that has a take the altitude, and first connecting portion can be fixed on facing the protection layer through the mounting.
Optionally, set up in screed-coat and isolation layer between temporary protection layer and the first connecting portion.
Specifically, one side that the temporary protection layer is close to first connecting portion sets up the screed-coat earlier and sets up the isolation layer again, carries out abundant protection to first connecting portion, avoids first connecting portion damaged, influences subsequent bonding with the second connecting portion.
Optionally, the building structure further comprises an old building bottom plate and a new building bottom plate, wherein the old building bottom plate is arranged above the old building bottom plate coiled material waterproof layer, the temporary protective layer and the temporary side wall, and the new building bottom plate is arranged above the new building bottom plate coiled material waterproof layer and is connected with the old building bottom plate.
Specifically, the old building bottom plate and the new building bottom plate are both of a concrete structure, and the old building bottom plate coiled material waterproof layer and the new building coiled material waterproof layer are covered, so that the protection effect can be achieved.
Further, reserve the coiled material waterproof layer and just preset in advance in old building bottom plate coiled material waterproof layer below and the below of temporary protection layer when old building construction, in an example, reserve the coiled material waterproof layer and extend to the below of temporary side wall, reserve the coiled material waterproof layer and expose when abolishing temporary side wall and temporary protection layer, can cut it as required, it can to remain required length.
Optionally, an auxiliary adhesive layer is disposed between the first connecting portion and the second connecting portion.
Specifically, the bonding strength of the first connecting portion and the second connecting portion is improved by the auxiliary bonding layer.
Optionally, the top ends of the first connecting portion and the second connecting portion are coated with a sealant.
Specifically, the end part of the first connecting part connected with the second connecting part is further strengthened and sealed by using the sealant, so that water is prevented from permeating between the first connecting part and the second connecting part.
Optionally, the reserved waterproof layer of the coil is a high-molecular self-adhesive film pre-paved anti-sticking waterproof coil.
Optionally, the new building soleplate coiled material waterproof layer is a pre-paved anti-sticking waterproof coiled material, an elastomer modified asphalt waterproof coiled material or a self-adhesive polymer modified asphalt waterproof coiled material.
Optionally, the temporary protection layer is a brick wall or a concrete wall, the leveling layer is a cement mortar layer, and the isolation layer is polypropylene fabric, non-woven fabric or a plastic isolation film.
Optionally, the auxiliary bonding layer is a double-sided butyl tape or a double-sided self-adhesive waterproof roll, and the sealant is a modified silicone sealant, a polysulfide sealant, an acrylate sealant, a polyurethane sealant or a modified silane sealant.
Examples
As shown in fig. 1 and 2, the utility model provides a waterproof construction for extending project, include:
the waterproof layer 1 comprises a first large-surface coiled material part 2 and a first connecting part 3, wherein the first large-surface coiled material part 2 is arranged on the upper side of a base layer 4 of the old building bottom plate, and the first connecting part 3 is bent upwards at one end of the first large-surface coiled material part 2 and is vertical to the surface of the base layer 4 of the old building bottom plate;
a reserved coiled material waterproof layer 5, one end of which is arranged between one end of the first large-surface coiled material part 2 and the base layer 4 of the old building bottom plate;
the new building bottom plate base layer 6 is arranged on one side of the base layer 4 of the old building bottom plate;
new building bottom plate coiled material waterproof layer 7, including the big face coiled material portion 8 of second and second connecting portion 9, the big face coiled material portion 8 of second sets up in the upside of new building bottom plate basic unit 6, and second connecting portion 9 upwards buckles and bonds with first connecting portion 3 in the one end of the big face coiled material portion 8 of second, and the other end setting of reserving coiled material waterproof layer 5 is between the one end of the big face coiled material portion 8 of second and old building bottom plate's basic unit 4.
In the present embodiment, the first connecting portion 3 is provided on one side of the temporary protection layer 10 of the old building, the temporary protection layer 10 is provided on one side of the temporary sidewall 11 of the old building, and the temporary sidewall 11 and the temporary protection layer 10 are broken when the new building is constructed.
In the present embodiment, the temporary protection layer 10 and the first connection portion 3 are disposed between the leveling layer 12 and the isolation layer 13.
In the embodiment, the building floor further comprises an old building floor 14 and a new building floor 15, wherein the old building floor 14 is arranged above the old building floor coiled material waterproof layer 1, the temporary protective layer 10 and the temporary side wall 11, and the new building floor 15 is arranged above the new building floor coiled material waterproof layer 7 and is connected with the old building floor 14.
In this embodiment, an auxiliary adhesive layer is provided between the first connection portion 3 and the second connection portion 9.
In the present embodiment, the top ends of the first connection portion 3 and the second connection portion 9 are coated with the sealant 16.
In this embodiment, the reserved waterproof roll 5 is a waterproof roll made of a pre-paved and anti-sticking polymer self-adhesive film.
In this embodiment, the new building floor coil waterproof layer 7 is a pre-paved anti-adhesive waterproof coil, an elastomer modified asphalt waterproof coil, or a self-adhesive polymer modified asphalt waterproof coil.
In this embodiment, the temporary protection layer 10 is a brick wall or a concrete wall, the leveling layer 12 is a cement mortar layer, and the isolation layer 13 is polypropylene cloth, non-woven fabric or a plastic isolation film.
In this embodiment, the auxiliary adhesive layer is a double-sided butyl tape or a double-sided self-adhesive waterproof roll, and the sealant is a modified silicone sealant, a polysulfide sealant, an acrylate sealant, a polyurethane sealant or a modified silane sealant.
To sum up, the utility model provides a during waterproof construction for extension project constructs to the old building of elder generation is under construction as an example: referring to fig. 1, a temporary side wall 11 is arranged on one side of an old building, a reserved coiled material waterproof layer 5 is laid on a base layer 4 of an old building bottom plate below the construction position of the temporary side wall 11 before the temporary side wall 11 is constructed, and then a coiled material waterproof layer 1 of the old building bottom plate is laid on the large surface of the base layer 4 of the old building bottom plate, so that one end of the coiled material waterproof layer 1 is lapped on one end of the reserved coiled material waterproof layer 5 and stubble is thrown; after the temporary side wall 11 is built, a temporary protection layer 10 is arranged on the lower portion of the inner side of the temporary side wall 11, the temporary protection layer 10 adopts a brick wall structure, the height of the temporary protection layer 10 is 200mm, and a leveling layer 12 and an isolation layer 13 are arranged on one indoor side of the temporary protection layer 10; then, attaching the stubble throwing part, namely the first connecting part 3, of the waterproof layer 1 of the old building bottom plate coiled material on the isolating layer 13 and fixing the same on the temporary protective layer 10 through a fixing piece, wherein the fixing piece can be a cement nail or a bonding material; and finally constructing the old building bottom plate 14 to finish the construction of the old building.
Aiming at the old building, when the extension is needed, firstly the temporary side wall 11 and the temporary protection layer 10 are broken, the leveling layer 12 on the temporary protection layer 10 is communicated with the isolation layer 13 to be broken together, and at the moment, the first connecting part 3 and the other end of the reserved coiled material waterproof layer 5 are exposed and are well protected by the temporary protection layer 10; then constructing a new building bottom plate base layer 6 to be connected with the base layer 4 of the old building bottom plate, laying a new building bottom plate coiled material waterproof layer 7 on the new building bottom plate base layer 6, bonding a second connecting part 9 of the new building bottom plate coiled material waterproof layer 7 with the first connecting part 3, and bonding a second large-surface coiled material part 8 of the new building bottom plate coiled material waterproof layer 7 with the other end of the reserved coiled material waterproof layer 5 to form double connection, thereby ensuring the integral waterproof effect of the new building after construction; and finally, constructing a new building bottom plate 15 above the waterproof layer 7 of the coiled material of the new building bottom plate to connect the new building bottom plate with the old building bottom plate 14, and finishing the integral construction of the waterproof structure of the extension project.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A waterproof structure for an extension project, characterized in that it comprises:
the waterproof layer comprises a first large-surface coiled material part and a first connecting part, wherein the first large-surface coiled material part is arranged on the upper side of a base layer of the old building bottom plate, and the first connecting part is bent upwards at one end of the first large-surface coiled material part and is vertical to the surface of the base layer of the old building bottom plate;
a reserved coiled material waterproof layer, wherein one end of the reserved coiled material waterproof layer is arranged between one end of the first large-surface coiled material part and the base layer of the old building bottom plate;
the new building bottom plate base layer is arranged on one side of the base layer of the old building bottom plate;
new building bottom plate coiled material waterproof layer, including the big face coiled material portion of second and second connecting portion, the big face coiled material portion of second set up in the upside of new building bottom plate basic unit, the second connecting portion are in the one end of the big face coiled material portion of second upwards buckle and with first connecting portion bond, the other end setting of reserving the coiled material waterproof layer is in the big face coiled material portion of second one end with between the basic unit of old building bottom plate.
2. The waterproof structure for an extension project according to claim 1, wherein the first connecting portion is provided on one side of a temporary protective layer of an old building, the temporary protective layer being provided on one side of a temporary side wall of the old building, the temporary side wall and the temporary protective layer being broken when a new building is constructed.
3. Waterproof construction for an extension project according to claim 2, characterized in that a levelling layer and an insulating layer are arranged between the temporary protection layer and the first connection.
4. The waterproof structure for an extension project according to claim 2, further comprising an old building floor disposed above the old building floor coil waterproof layer, the temporary protective layer, and the temporary side wall, and a new building floor disposed above the new building floor coil waterproof layer and connected to the old building floor.
5. Waterproof construction for an extension project according to claim 1, characterized in that an auxiliary adhesive layer is arranged between the first connection portion and the second connection portion.
6. The waterproof structure for an extension project according to claim 5, wherein top ends of the first connection portion and the second connection portion are coated with a sealant.
7. The waterproof structure for the extension project according to claim 1, wherein the reserved roll waterproof layer is a high polymer self-adhesive film pre-laid reverse-adhesion waterproof roll.
8. The waterproof structure for an extension project of claim 1, wherein the new building floor coil waterproof layer is a pre-laid reverse-adhesion waterproof coil, an elastomer-modified asphalt waterproof coil, or a self-adhesive polymer-modified asphalt waterproof coil.
9. The waterproof structure for an extension project according to claim 3, wherein said temporary protection layer is a brick wall or a concrete wall, said leveling layer is a cement mortar layer, and said insulation layer is polypropylene cloth, non-woven fabric or plastic insulation film.
10. The waterproof structure for the extension project according to claim 6, wherein the auxiliary adhesive layer is a double-sided butyl tape or a double-sided self-adhesive waterproof roll, and the sealant is a modified silicone sealant, a polysulfide sealant, an acrylate sealant, a polyurethane sealant or a modified silane sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528644.XU CN217268098U (en) | 2021-07-06 | 2021-07-06 | A waterproof construction for extending project |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528644.XU CN217268098U (en) | 2021-07-06 | 2021-07-06 | A waterproof construction for extending project |
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| Publication Number | Publication Date |
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| CN217268098U true CN217268098U (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121528644.XU Active CN217268098U (en) | 2021-07-06 | 2021-07-06 | A waterproof construction for extending project |
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| CN (1) | CN217268098U (en) |
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2021
- 2021-07-06 CN CN202121528644.XU patent/CN217268098U/en active Active
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