CN219343565U - Waterproof structure for joint of external wall panel - Google Patents
Waterproof structure for joint of external wall panel Download PDFInfo
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- CN219343565U CN219343565U CN202320402287.5U CN202320402287U CN219343565U CN 219343565 U CN219343565 U CN 219343565U CN 202320402287 U CN202320402287 U CN 202320402287U CN 219343565 U CN219343565 U CN 219343565U
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Abstract
The utility model discloses an outer wall plate joint waterproof structure, relates to the field of building construction, and solves the problems that sealant of the existing outer wall plate joint waterproof structure is exposed and easy to age. The technical scheme adopted by the utility model is as follows: the joint waterproof structure of the external wall boards comprises two external wall boards, joints are formed on the joint surfaces of the two external wall boards, grooves are respectively formed in the positions, close to the outdoor board surfaces, of the joint surfaces of the two external wall boards, sealing pieces are placed between the two grooves, one sides, opposite to the bottoms of the grooves, of the sealing pieces are respectively fixed in the grooves through sealing glue, protective layers are filled in the joints on the outer sides of the sealing pieces, and the sealing glue is free of outcrop at the positions of the outdoor board surfaces. The sealant is positioned at the bottom of the groove, plays a role in connecting the sealing piece and the external wall board, the protective layer isolates the sealant from the external environment, plays a role in protecting the sealant, delays the aging of the sealant, and prolongs the service life of the waterproof structure. The waterproof treatment method is used for waterproof treatment of the joints of the external wall panels.
Description
Technical Field
The utility model relates to the field of building construction, in particular to a waterproof structure for an outer wall plate joint.
Background
The assembled building is assembled by prefabricated components on site, a large number of joints can be generated, the waterproof structure of the joints is used as the outermost waterproof barrier of the assembled building, and the waterproof performance of the joints directly influences the service function and service life of the building.
The joints between the external wall panels are generally provided with sealing structures respectively at the indoor position and the outdoor position, and a cavity is arranged between the two sealing structures. The sealing structure near the outdoor part mainly plays a role in water resistance, and the structure is that a PE rod is arranged in a joint, and forms a groove with an opening facing the outdoor with two external wallboards, and sealant is filled in the groove. Because the sealant is directly contacted with the external environment, the sealant is easily influenced by natural factors such as sunlight, wind blowing and the like, thereby reducing the service life of the sealant.
Disclosure of Invention
The utility model provides a seam waterproof structure of an external wall panel, which solves the problems that sealant of the traditional seam waterproof structure of the external wall panel is exposed and easy to age.
The technical scheme adopted by the utility model is as follows: the joint waterproof structure of the external wall boards comprises two external wall boards, joints are formed on the joint surfaces of the two external wall boards, grooves are respectively formed in the positions, close to the outdoor board surfaces, of the joint surfaces of the two external wall boards, sealing pieces are placed between the two grooves, one sides, opposite to the bottoms of the grooves, of the sealing pieces are respectively fixed in the grooves through sealing glue, protective layers are filled in the joints on the outer sides of the sealing pieces, and the sealing glue is free of outcrop at the positions of the outdoor board surfaces.
To ensure the strength of the sealing sheet, further: the sealing sheet is a metal sheet. For example, the sealing sheet is an iron sheet, a stainless steel sheet, an aluminum sheet, or an alloy sheet.
The protective layer isolates the sealant from the external environment, plays a role in protecting the sealant, and is specific: the protective layer is mortar.
In order to provide the sealing plate with a deformation margin, a seam of a certain width range is adapted. Further is: the depth direction from the bottom of the groove to the notch of the groove is inclined to the direction of the outdoor board surface.
In order to enable the joint surface of the two external wallboards to be close to the position of the indoor board surface to have a sealing effect, further: the splicing surfaces of the two external wallboards are respectively provided with an elastic water stop pipe fitting at the position close to the indoor board surface, and the two elastic water stop pipe fittings are contacted with each other. For example, the elastic water stop pipe is a rubber water stop pipe.
In order to facilitate filling sealant into the groove, the sealing sheet is also convenient to be inserted into the groove, and further: the groove is an open type groove. For example, the groove may be U-shaped, V-shaped or semi-circular in cross section perpendicular to the splice plane and perpendicular to the outdoor panel.
In order to make the sealing plate more firmly connected in the groove, it is further: the groove is polygonal or circular on the section perpendicular to the splicing surface and the outdoor plate surface, the notch is a connecting seam communicated with the groove bottom and the splicing surface, and the width of the connecting seam is not less than the thickness of the sealing sheet.
The beneficial effects of the utility model are as follows: the sealant is positioned at the bottom of the groove, plays a role in connecting the sealing piece and the external wall board, the protective layer isolates the sealant from the external environment, plays a role in protecting the sealant, delays the aging of the sealant, and prolongs the service life of the waterproof structure. The sealant is filled into the groove before the outer wall plates are spliced, so that the difficulty in filling the sealant into the groove is reduced.
Drawings
Fig. 1 is a schematic view of a seam waterproof structure of an exterior wall panel according to the present utility model.
Reference numerals: the sealing plate comprises an external wall plate 1, sealing sheets 2, sealing glue 3, a protective layer 4 and an elastic water stop pipe fitting 5.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, the joint waterproof structure of the external wall panel comprises two external wall panels 1, wherein two large surfaces of the external wall panels 1 are respectively an outdoor panel surface facing outdoors and an indoor panel surface facing indoors, and the outdoor panel surface and the indoor panel surface are parallel to each other. The mutually spliced surfaces of the external wall boards 1 are splicing surfaces which are vertical to the outdoor board surface and also vertical to the indoor board surface. The joint face of two external wall boards 1 forms the seam, and the position that the joint face of two external wall boards 1 is close to outdoor face sets up the recess respectively, and the recess is arranged along the direction of the intersection line of joint face and outdoor face, places sealing piece 2 between two recesses of seam both sides, and sealing piece 2's both sides are fixed in the recess through the sealing gel respectively, namely sealing piece 2 just is fixed in the recess through sealing gel 3 respectively to one side of recess bottom. In order to facilitate the assembly of the two external wall panels 1, the openings of the two grooves on both sides of the joint correspond to each other.
The joint on the outer side of the sealing sheet 2 is filled with a protective layer 4, the protective layer 4 isolates the sealant 3 from the external environment, the effect of protecting the sealant 3 is achieved, and the protective layer 4 is mortar, fine stone concrete or other building materials with water blocking effect. The sealing glue 3 is free from outcrop at the position of the outdoor board surface, and the sealing glue 3 is prevented from being in direct contact with the external environment, as shown in fig. 1. The sealing sheet 2 plays a role of water insulation, and a plastic sheet which is not easy to age is selected, and the sealing sheet 2 is a metal sheet more preferably. For example, the sealing sheet 2 is an iron sheet, a stainless steel sheet, an aluminum sheet or an alloy sheet. When the sealing sheet 2 is an iron sheet, it is preferable to perform rust-preventive treatment.
The depth direction of the groove can be perpendicular to the splicing surface, or referring to fig. 1, on the section perpendicular to the splicing surface and perpendicular to the outdoor board surface, the depth direction from the bottom of the groove to the notch of the groove is inclined to the direction of the outdoor board surface, at this time, the sealing sheet 2 is in a curved shape, and the sealing sheet 2 has a deformation allowance and can adapt to a seam with a certain width range.
The sealant in the groove needs to be poured through the notch, so that the sealant 3 is conveniently poured into the groove, and the sealing piece 2 is conveniently inserted into the groove, and the groove is an open groove, for example, the groove is U-shaped, V-shaped or semicircular in cross section perpendicular to the splicing surface and the outdoor board surface, wherein the embodiment of the groove in the U-shaped in cross section is shown in fig. 1. The groove may also be of another shape in order to make the connection of the sealing plate 2 more stable in the groove. Specifically, the groove is polygonal or circular on the section perpendicular to the splicing surface and perpendicular to the outdoor plate surface, the notch is a connecting seam which is communicated with the groove bottom and the splicing surface, the width of the connecting seam is not smaller than the thickness of the sealing sheet 2, the sealing sheet 2 can be inserted into the groove bottom, and the width of the connecting seam also needs to meet the requirement of being capable of pouring the sealing adhesive 3.
In order to enable the position of the splicing surface of the two external wallboards 1 close to the indoor board surface to have a sealing effect, the position of the splicing surface of the two external wallboards 1 close to the indoor board surface is respectively provided with an elastic water stop pipe fitting 5, the two elastic water stop pipe fittings 5 are in contact with each other, and after the two external wallboards 1 are spliced, the two elastic water stop pipe fittings 5 are mutually extruded to realize sealing. For example, the elastic water stop pipe 5 is a rubber water stop pipe, the rubber water stop pipe is semicircular in cross section perpendicular to the splicing surface and perpendicular to the outdoor plate surface, and the semicircular diameter side is fixed on the splicing surface.
The following describes the construction steps of the seam waterproof structure of the external wall panel. Firstly, respectively pouring sealant 3 into grooves of two external wall boards 1 to be spliced, and inserting one side of a sealing piece 2 into the groove of one external wall board 1; then, splicing the two external wall boards 1, and inserting the other side of the sealing piece 2 into the groove; finally, fixing the external wall panel 1, and constructing the protective layer 4 after the sealant 3 is solidified. When the outer wall plate joint waterproof structure is constructed, sealant 3 can be filled in the groove of one outer wall plate 1 in advance, one side of the sealing piece 2 is inserted into the groove, after the sealant 3 is solidified, the sealant 3 is filled in the groove of the other outer wall plate 1 and spliced, so that the difficulty of filling the sealant 3 can be further reduced, and the uniformity of the sealant 3 is improved.
Claims (10)
1. The utility model provides an exterior wall board seam waterproof construction, includes two exterior wall boards (1), and the concatenation face of two exterior wall boards (1) becomes the seam, its characterized in that: the position that the concatenation face of two external wall boards (1) is close to outdoor face sets up the recess respectively, places sealing washer (2) between two recesses, and one side that sealing washer (2) just are fixed in the recess through sealing gum (3) respectively to sealing washer (2) bottom to the seam in the outside of sealing washer (2) is filled protective layer (4) to sealing gum (3) are at the position of outdoor face no outcrop.
2. The exterior wallboard joint waterproof construction of claim 1, wherein: the sealing sheet (2) is a metal sheet.
3. The exterior wallboard joint waterproof construction of claim 2, wherein: the sealing sheet (2) is an iron sheet, a stainless steel sheet, an aluminum sheet or an alloy sheet.
4. The exterior wallboard joint waterproof construction of claim 1, wherein: the protective layer (4) is mortar.
5. The exterior wallboard joint waterproof construction of claim 1, wherein: the depth direction from the bottom of the groove to the notch of the groove is inclined to the direction of the outdoor board surface.
6. The exterior wallboard joint waterproof construction of claim 1, wherein: the positions of the splicing surfaces of the two external wallboards (1) close to the outdoor board surfaces are respectively provided with an elastic water stop pipe fitting (5), and the two elastic water stop pipe fittings (5) are mutually contacted.
7. The exterior wallboard joint waterproof construction of claim 6, wherein: the elastic water stop pipe fitting (5) is a rubber water stop pipe.
8. The exterior wallboard joint waterproof construction of any one of claims 1 to 7, wherein: the groove is an open type groove.
9. The exterior wallboard joint waterproof construction of claim 8, wherein: the grooves are U-shaped, V-shaped or semicircular in cross section perpendicular to the splicing surface and perpendicular to the outdoor board surface.
10. The exterior wallboard joint waterproof construction of any one of claims 1 to 7, wherein: the groove is polygonal or circular on the section perpendicular to the splicing surface and the outdoor plate surface, the notch is a connecting seam communicated with the groove bottom and the splicing surface, and the width of the connecting seam is not smaller than the thickness of the sealing sheet (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320402287.5U CN219343565U (en) | 2023-03-06 | 2023-03-06 | Waterproof structure for joint of external wall panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320402287.5U CN219343565U (en) | 2023-03-06 | 2023-03-06 | Waterproof structure for joint of external wall panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219343565U true CN219343565U (en) | 2023-07-14 |
Family
ID=87098540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320402287.5U Active CN219343565U (en) | 2023-03-06 | 2023-03-06 | Waterproof structure for joint of external wall panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219343565U (en) |
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2023
- 2023-03-06 CN CN202320402287.5U patent/CN219343565U/en active Active
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