CN216766352U - Waterproof construction of assembled outer wall concatenation node - Google Patents
Waterproof construction of assembled outer wall concatenation node Download PDFInfo
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- CN216766352U CN216766352U CN202123295533.1U CN202123295533U CN216766352U CN 216766352 U CN216766352 U CN 216766352U CN 202123295533 U CN202123295533 U CN 202123295533U CN 216766352 U CN216766352 U CN 216766352U
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Abstract
The utility model relates to the technical field of outer wall waterproofing, and discloses a waterproof structure of an assembled outer wall splicing node, wherein a splicing seam comprises a first horizontal seam, a transition seam and a second horizontal seam, the first horizontal seam and the second horizontal seam are respectively horizontally arranged on two sides of the transition seam, and the transition seam is arranged in a protruding manner upwards; the waterproof structure comprises a first PE rod, a first sealant, a second PE rod, a second sealant and a water stop belt, wherein the first PE rod and the first sealant are arranged on one side of the first horizontal seam, which is far away from the transition seam, and the first sealant is arranged on the outer side of the first PE rod; the second PE rod and the second sealant are both arranged on one side of the second horizontal seam, which is far away from the transition seam, and the second sealant is arranged on the inner side of the second PE rod; one end of the water stop is arranged in the lower wall body, and the other end of the water stop penetrates through the splicing seam and is arranged in the upper wall body. According to the utility model, the arranged convex transition seam, the PE rod, the sealant and the water stop belt can prevent water from flowing into the inner side of the wall body, so that the waterproof effect at the splicing node is improved.
Description
Technical Field
The utility model relates to the technical field of outer wall waterproofing, in particular to a waterproof structure of an assembled outer wall splicing node.
Background
At present, the related industry of the assembly type building develops rapidly and has wide market prospect. The prefabricated building is a building in which a site operation is transferred to a factory, building components and fittings (such as wall boards and the like) are manufactured in advance in the factory, the prefabricated building components and fittings are transported to a construction site, and the prefabricated building components and fittings are assembled and installed at the construction site. The assembly and installation of the building components and accessories is an important step in the construction process of the fabricated building, and by taking the fabricated outer wall as an example, the splicing quality of the wallboard affects the use of the whole outer wall, and particularly, the waterproof structure at the splicing position of the fabricated outer wall needs to effectively prevent rainwater from entering the room.
The existing assembled outer wall is spliced by a straight seam, and the outside of the spliced seam is sealed by sealant. However, in the south, particularly in typhoon seasons, when the sealing of the gel is poor, a small amount of water still enters the interior of the wall, and effective waterproofing is difficult to achieve.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a waterproof structure for a fabricated exterior wall splicing node, so as to solve the problem that the existing waterproof structure at the fabricated exterior wall splicing part is difficult to effectively prevent water.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the waterproof structure of the assembled outer wall splicing node comprises an upper wall body and a lower wall body which are arranged up and down, splicing seams are arranged between the upper wall body and the lower wall body, the splicing seams comprise a first horizontal seam, a transition seam and a second horizontal seam, the first horizontal seam and the second horizontal seam are respectively and horizontally arranged on two sides of the transition seam, and the transition seam is arranged in an upward protruding manner; the waterproof structure comprises a first PE rod, a first sealant, a second PE rod, a second sealant and a water stop belt, wherein the first PE rod and the first sealant are arranged on one side of the first horizontal seam, which is far away from the transition seam, and the first sealant is arranged on the outer side of the first PE rod; the second PE rod and the second sealant are both arranged on one side of the second horizontal seam, which is far away from the transition seam, and the second sealant is arranged on the inner side of the second PE rod; one end of the water stop is arranged in the lower wall body, and the other end of the water stop penetrates through the splicing seam and is arranged in the upper wall body.
Preferably, the first horizontal slit and the second horizontal slit are located in the same horizontal plane.
Preferably, the transition slit comprises a first inclined slit, a second inclined slit and a third horizontal slit, the third horizontal slit is located above the first horizontal slit and the second horizontal slit, the first inclined slit is connected between the first horizontal slit and the third horizontal slit, and the second inclined slit is connected between the second horizontal slit and the third horizontal slit.
Preferably, the water stop is arranged through the middle of the third horizontal slit.
Preferably, the water stop is vertically arranged in the upper wall and the lower wall.
Preferably, the first sealant and the second sealant are both modified silicone adhesives.
Preferably, the waterproof structure further comprises an inner waterproof layer and an outer waterproof layer, the inner waterproof layer is arranged on the inner side of the upper wall body, the second sealant and the lower wall body, and the outer waterproof layer is arranged on the outer side of the upper wall body, the first sealant and the lower wall body.
Preferably, the outer waterproof layer comprises a steel wire mesh layer, a dural fiber mortar layer, a polymer cement mortar layer and a face brick layer which are sequentially arranged from inside to outside.
Preferably, the face brick layer is provided with face brick seams, and the face brick seams are provided with tile glue.
Preferably, the upper wall body and the lower wall body are both prefabricated PC boards.
Compared with the prior art, the waterproof structure of the assembled outer wall splicing node has the advantages that:
according to the waterproof structure of the assembly type outer wall splicing joint, the outer wall splicing seam is composed of the first horizontal seam, the transition seam and the second horizontal seam, the transition seam is arranged in an upward protruding mode, the first PE rod and the first sealant are arranged in the first horizontal seam, and the second PE rod and the second sealant are arranged in the second horizontal seam. Through protruding setting upwards with the transition seam, and all set up joint sealant and PE stick at first horizontal seam and second horizontal seam for even the colloid is sealed badly, bellied transition seam also can prevent the rivers and get into the second horizontal seam, avoids the rainwater to get into the wall body inboard through second horizontal seam. And moreover, a water stop is arranged in the outer wall and penetrates through the splicing seam, so that water can be further prevented from flowing into the inner side of the wall body, and the waterproof effect of the splicing node of the assembled outer wall can be improved.
Drawings
FIG. 1 is a schematic view of a waterproof structure of an assembled exterior wall splicing node according to an embodiment of the utility model;
in the figure, 1, an upper wall body; 2. a lower wall body; 3. a first horizontal slit; 4. a second horizontal slit; 5. a transition seam; 51. a first oblique slit; 52. a second oblique slit; 53. a third horizontal seam; 6. a first PE rod; 7. a first sealant; 8. a second PE rod; 9. a second sealant; 10. a water stop; 11. an inner waterproof layer; 12. a steel wire mesh layer; 13. a dola fiber mortar layer; 14. a polymer cement mortar layer; 15. a face brick layer; 16. and (5) ceramic tile glue.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the present invention, as shown in fig. 1, the side of the prefabricated exterior wall directed outdoors is the outside, and the side directed indoors is the inside.
As shown in fig. 1, in a preferred embodiment of the present invention, the assembled waterproof structure of the external wall splicing node includes an upper wall 1 and a lower wall 2 which are vertically disposed, and both the upper wall 1 and the lower wall 2 are prefabricated PC boards (polycarbonate boards); a splicing seam is arranged between the upper wall body 1 and the lower wall body 2, the splicing seam comprises a first horizontal seam 3, a transition seam 5 and a second horizontal seam 4 which are communicated, the first horizontal seam 3 and the second horizontal seam 4 are respectively horizontally arranged on two sides of the transition seam 5, and the transition seam 5 is arranged in an upward protruding manner; the existing straight seam splicing seam is set to be the splicing seam consisting of the first horizontal seam 3, the transition seam 5 and the second horizontal seam 4, and the transition seam 5 which is arranged in an upward protruding mode can prevent rainwater from flowing into the second horizontal seam 4.
The waterproof structure comprises a first PE rod 6 (polyethylene rod), a first sealant 7, a second PE rod 8, a second sealant 9 and a water stop belt 10, wherein the first PE rod 6 and the first sealant 7 are both arranged on one side of the first horizontal seam 3, which is far away from the transition seam 5, and the first sealant 7 is arranged on the outer side of the first PE rod 6; the second PE rod 8 and the second sealant 9 are both arranged on one side of the second horizontal seam 4 far away from the transition seam 5, and the second sealant 9 is arranged on the inner side of the second PE rod 8; by arranging the sealant and the PE rod in the first horizontal joint 3 and the second horizontal joint 4, waterproof measures can be arranged on the outer side and the inner side of the wall body, so that the waterproof performance is enhanced; one end of the water stop 10 is arranged in the lower wall body 2, the other end of the water stop 10 penetrates through the splicing seam and is arranged in the upper wall body 1, and water can be further prevented from flowing into the inner side of the outer wall through the arranged water stop 10, so that the waterproof effect is improved.
In this embodiment, the first horizontal slit 3 and the second horizontal slit 4 are located in the same horizontal plane, which facilitates manufacturing and assembling.
In this embodiment, the transitional slit 5 includes a first inclined slit 51, a second inclined slit 52, and a third horizontal slit 53 that communicate with each other, the first inclined slit 51 and the second inclined slit 52 are respectively located on both sides of the third horizontal slit 53, the third horizontal slit 53 is arranged in parallel with the first horizontal slit 3 and the second horizontal slit 4, the third horizontal slit 53 is located above the first horizontal slit 3 and the second horizontal slit 4, the first inclined slit 51 is connected between the first horizontal slit 3 and the third horizontal slit 53, and the second inclined slit 52 is connected between the second horizontal slit 4 and the third horizontal slit 53. In this embodiment, the first inclined slit 51 and the second inclined slit 52 form two waist edges of the trapezoidal shape, and the third horizontal slit 53 forms a top edge of the trapezoidal shape. In other embodiments, the transition seam 5 may also be in the shape of a convex arc.
Preferably, the water stop 10 penetrates through the middle of the third horizontal slit 53, and the middle of the water stop 10 is located in the third horizontal slit 53, so that the water stop effect is enhanced.
Further, the water stop 10 is vertically disposed in the upper wall 1 and the lower wall 2.
In this embodiment, the first sealant 7 and the second sealant 9 are both modified silicone adhesive to improve the sealing effect.
In this embodiment, the waterproof structure further includes an inner waterproof layer 11 and an outer waterproof layer, the inner waterproof layer 11 is disposed on the upper wall 1, the second sealant 9 and the inner side of the lower wall 2, and the outer waterproof layer is disposed on the upper wall 1, the first sealant 7 and the outer side of the lower wall 2, so that double waterproof arrangements are performed on the inner side and the outer side of the upper wall 1 and the inner side and the outer side of the lower wall 2, and the waterproof effect is improved.
In this embodiment, the outer waterproof layer includes a steel wire mesh layer 12 and a dura mater that are arranged from inside to outside in sequenceThe wall comprises a fiber mortar layer 13, a polymer cement mortar layer 14 and a face brick layer 15, wherein the steel wire mesh is a galvanized steel wire mesh, the size of the galvanized steel wire mesh is 20mm multiplied by 20mm, the diameter of the mesh is 2mm, and the galvanized steel wire mesh is anchored and fixed with an upper wall body 1 and a lower wall body 2 by adopting a nail shooting; the thickness of the dola fiber mortar layer 13 is 15mm, and the dosage ratio of cement to sand is 1: 2.5, the dosage of the Dula fiber is 0.9kg/m3. The thickness of the polymer cement mortar layer 14 is 5mm, and the thickness of the face brick layer 15 is 5-7 mm. Face brick layer 15 is formed by the concatenation of polylith face brick, forms the face brick seam between adjacent face brick, the face brick seam is provided with the ceramic tile glue 16, utilizes the ceramic tile glue 16 to carry out the jointing filling processing to the face brick seam, avoids the rainwater to get into inside the wall body from the face brick seam. Furthermore, the surface brick joint and the first horizontal joint 3 are arranged correspondingly, and the surface brick joint and the first horizontal joint 3 are positioned in the same horizontal plane.
In the embodiment, a plain cement slurry layer is arranged between the steel wire mesh layer 12 and the upper wall body 1 and the lower wall body 2, white latex is doped in the plain cement slurry layer, and the using amount of the white latex is 4% of the weight of water. The adhesive property between the Dora fiber mortar layer 13 and the upper wall body 1 and between the Dura fiber mortar layer and the lower wall body 2 can be enhanced by arranging the plain cement mortar layer, and the quality defects of hollowing, shelling and the like are avoided. The white latex can better keep the moisture of the vegetable cement paste not to be lost, and meanwhile, the white latex also has certain bonding property, so that the bonding effect is improved.
In this embodiment, a heat insulating layer is arranged on the outer side of the face brick layer 15, and the heat insulating layer is made of transparent heat insulating reflective paint.
The construction process of the waterproof structure of the assembled outer wall splicing node comprises the following steps:
firstly, pre-embedding a water stop 10 in an upper wall body 1 and a lower wall body 2, wherein the middle part of the water stop 10 is positioned in a third horizontal joint 53; a first PE rod 6 and a first sealant 7 are sequentially arranged in the first horizontal seam 3 from inside to outside, and a second PE rod 8 and a second sealant 9 are sequentially arranged in the second horizontal seam 4 from outside to inside (wherein, the outer sides all refer to the outdoor side, and the inner sides all refer to the indoor side). And coating plain cement paste layers on the outer sides of the upper wall body 1 and the lower wall body 2. Arranging a galvanized steel wire mesh outside the plain cement slurry layer, and anchoring by using a shooting nail; and sequentially brushing a Dula fiber mortar layer 13 and a polymer cement mortar layer 14 on the outer side of the galvanized steel wire mesh. Arranging plastic separation strips with the width of 10-20 mm at the elevation of the floor on the outer side of the polymer cement mortar layer 14; the upper side and the lower side of the plastic separation strip are stuck with face bricks; and (4) removing the plastic separation strips, and performing pointing treatment on the face brick joints by using the tile glue 16. Coating transparent heat-insulating reflective coating on the outer side of the face brick layer 15; and inner waterproof layers are coated on the inner sides of the upper wall body 1 and the lower wall body 2.
To sum up, the embodiment of the utility model provides a waterproof structure of an assembled outer wall splicing joint, the outer wall splicing joint is composed of a first horizontal joint 3, a transition joint 5 and a second horizontal joint 4, the transition joint 5 is arranged in an upward protruding manner, a first PE rod 6 and a first sealant 7 are arranged in the first horizontal joint 3, and a second PE rod 8 and a second sealant 9 are arranged in the second horizontal joint 4. Through 5 upwards protruding settings of transition seam, and all set up sealing compound and PE stick at first horizontal seam 3 and second horizontal seam 4 for even the colloid is sealed badly, bellied transition seam 5 also can prevent that the rivers from advancing second horizontal seam 4, avoids the rainwater to get into the wall body inboard through second horizontal seam 4. And, set up waterstop 10 in the outer wall, waterstop 10 passes the setting of concatenation seam, can further prevent the rivers and advance the wall body inboard to can improve the water-proof effects of assembled outer wall concatenation node.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A waterproof structure of an assembled outer wall splicing node, wherein the assembled outer wall splicing node comprises an upper wall body and a lower wall body which are arranged up and down, a splicing seam is arranged between the upper wall body and the lower wall body, and the waterproof structure is characterized in that,
the splicing seams comprise a first horizontal seam, a transition seam and a second horizontal seam, the first horizontal seam and the second horizontal seam are respectively horizontally arranged on two sides of the transition seam, and the transition seam is arranged in an upward protruding manner;
the waterproof structure comprises a first PE rod, a first sealant, a second PE rod, a second sealant and a water stop belt, wherein the first PE rod and the first sealant are arranged on one side of the first horizontal seam, which is far away from the transition seam, and the first sealant is arranged on the outer side of the first PE rod; the second PE rod and the second sealant are both arranged on one side of the second horizontal seam, which is far away from the transition seam, and the second sealant is arranged on the inner side of the second PE rod; one end of the water stop is arranged in the lower wall body, and the other end of the water stop penetrates through the splicing seam and is arranged in the upper wall body.
2. The waterproof structure of an assembled exterior wall splicing node of claim 1, wherein the first horizontal seam and the second horizontal seam are located in the same horizontal plane.
3. The waterproof structure of an assembled exterior wall splicing node according to claim 1 or 2, wherein the transition joint comprises a first inclined joint, a second inclined joint and a third horizontal joint, the third horizontal joint is located above the first horizontal joint and the second horizontal joint, the first inclined joint is connected between the first horizontal joint and the third horizontal joint, and the second inclined joint is connected between the second horizontal joint and the third horizontal joint.
4. The waterproof structure of an assembled exterior wall splicing node of claim 3, wherein the water stop is arranged through the middle of the third horizontal slit.
5. The waterproof structure of an assembled exterior wall splicing node of claim 1, wherein the water stop is vertically arranged in the upper wall body and the lower wall body.
6. The waterproof structure of an assembled exterior wall splicing node of claim 1, wherein the first sealant and the second sealant are both modified silicone adhesives.
7. The waterproof structure of the assembled exterior wall splicing node of claim 1, further comprising an inner waterproof layer and an outer waterproof layer, wherein the inner waterproof layer is disposed on the inner side of the upper wall, the second sealant and the lower wall, and the outer waterproof layer is disposed on the outer side of the upper wall, the first sealant and the lower wall.
8. The waterproof structure of an assembled outer wall splicing node of claim 7, wherein the outer waterproof layer comprises a steel wire mesh layer, a Dura fiber mortar layer, a polymer cement mortar layer and a surface brick layer which are sequentially arranged from inside to outside.
9. The fabricated exterior wall splicing joint waterproof structure according to claim 8, wherein the face brick layer has a face brick seam, and the face brick seam is provided with tile glue.
10. The waterproof structure of an assembled exterior wall splicing node of claim 1, wherein the upper wall body and the lower wall body are both prefabricated PC boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295533.1U CN216766352U (en) | 2021-12-23 | 2021-12-23 | Waterproof construction of assembled outer wall concatenation node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295533.1U CN216766352U (en) | 2021-12-23 | 2021-12-23 | Waterproof construction of assembled outer wall concatenation node |
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| Publication Number | Publication Date |
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| CN216766352U true CN216766352U (en) | 2022-06-17 |
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| CN202123295533.1U Active CN216766352U (en) | 2021-12-23 | 2021-12-23 | Waterproof construction of assembled outer wall concatenation node |
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- 2021-12-23 CN CN202123295533.1U patent/CN216766352U/en active Active
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