CN216920750U - Prefabricated outer wall seam waterproof construction of assembly type structure - Google Patents
Prefabricated outer wall seam waterproof construction of assembly type structure Download PDFInfo
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- CN216920750U CN216920750U CN202123322045.5U CN202123322045U CN216920750U CN 216920750 U CN216920750 U CN 216920750U CN 202123322045 U CN202123322045 U CN 202123322045U CN 216920750 U CN216920750 U CN 216920750U
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Abstract
The utility model discloses a prefabricated outer wall joint waterproof structure of an assembly type building, which comprises a horizontal joint waterproof structure and a vertical joint waterproof structure, wherein the horizontal joint waterproof structure comprises an upper prefabricated wall, a lower prefabricated wall and a prefabricated floor slab; vertical seam waterproof construction all corresponds on prefabricated wall in left side, the prefabricated wall in right side butt joint face and sets up vertical second recess including the prefabricated wall in left side and the prefabricated wall in right side of butt joint, and it has the grout of self-compaction mortar to fill grout hole, first recess, second recess intussuseption. According to the utility model, the prefabricated groove, the water stop steel plate and the high-strength grouting material are combined, and building sealant is used for realizing triple protection, so that the penetration path of rainwater on the outer wall is effectively prolonged, and rainwater penetration is avoided.
Description
Technical Field
The utility model relates to the technical field of building waterproofing, in particular to a prefabricated outer wall joint waterproof structure of an assembly type building.
Background
There is the gap in vertical and horizontal seam crossing when prefabricated wallboard and prefabricated wallboard are assembled to form a slot. In the prior art, the waterproof treatment of the joint groove is usually performed by installing a prefabricated wallboard and then putting a sealant into the groove by a constructor on an external scaffold. When gluing to holistic joint seam department in the actual operation process, because the manual work still has the error, in addition at the whole sealed in-process, in case there is a slot not sealed completely, will lead to leaking to in the use, prefabricated wallboard and cast-in-place structure clearance receive weather effect also can change, lead to sealed glue fracture, and water-proof effects is relatively poor, and market universal acceptance is lower.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a prefabricated outer wall joint waterproof structure for an assembly type building, which solves the waterproof problem between prefabricated wall boards.
The technical scheme adopted by the utility model is as follows: prefabricated outer wall seam waterproof construction of assembly type structure, including horizontal seam waterproof construction and vertical seam waterproof construction.
Horizontal seam waterproof construction includes upside prefabricated wall, downside prefabricated wall, prefabricated floor, on downside prefabricated wall and prefabricated floor were arranged in to upside prefabricated wall downside prefabricated wall and prefabricated floor the bottom face middle part of upside prefabricated wall has seted up first recess along the wall body trend, be equipped with in the prefabricated wall of upside with the communicating grout hole of first recess, the wall of upside prefabricated wall inboard is run through to grout hole upper end downside prefabricated wall's up end with the first recess corresponds the pre-buried stagnant water steel sheet that has in the position, just in the stagnant water steel sheet extends to first recess, is filled with self-compaction mortar grout in grout hole and first recess.
Vertical seam waterproof construction all corresponds on left side prefabricated wall, the prefabricated wall in right side butt joint face and sets up vertical second recess including the left side prefabricated wall and the prefabricated wall in butt joint, all pre-buried the cable loop that has extended to the second recess in left side prefabricated wall, the prefabricated wall in right side the seam crossing of the prefabricated wall in second recess, left side prefabricated wall and right side is provided with vertical seam reinforcing bar, just the seam reinforcing bar passes the cable loop the intussuseption of second recess is filled with self-compaction mortar grout.
Furthermore, a mortar layer with the strength higher than that of the prefabricated wall is laid at the contact part of the upper prefabricated wall, the lower prefabricated wall and the prefabricated floor slab.
Furthermore, reinforcing steel bars extending into the grouting holes are pre-buried in the lower prefabricated wall.
Furthermore, the joints of the upper prefabricated wall and the lower prefabricated wall and the joints of the left prefabricated wall and the right prefabricated wall are sequentially provided with a foamed polyethylene rod and a polyurethane waterproof adhesive from inside to outside.
The utility model has the beneficial effects that:
1. the prefabricated concrete outer wall groove, the water stop steel plate and the high-strength grouting material are combined, and building sealant is used for realizing triple protection, so that the penetration path of rainwater on the outer wall is effectively prolonged, rainwater penetration is avoided, and meanwhile, the joint is prevented from cracking, and the long-term stability and effectiveness of the waterproof performance are ensured;
2. the groove PC component and the water stop steel plate are structurally integrated and sealed by the sealant, so that the waterproof effect of the outer wall is facilitated, the situations of waterproof failure and the like caused by gluing aging and other factors in the traditional construction are effectively avoided, the waterproof effect is good, the waterproof period is long, and the stable and reliable waterproof performance within the design service life of a building is ensured;
3. the prefabricated wall is provided with the groove and the water stop steel plate, and when the components are connected, the self-waterproof structure is formed, so that the construction is convenient in site construction, the labor intensity is low, and the construction operation is simple;
4. when the wall is grouted, the water-stopping steel plate can effectively block the grout, secondary formwork support is not needed, and the construction cost is effectively reduced;
5. the prefabricated wall body is tightly connected and the integrity is improved through the steel wire rope soft cable and the slurry anchor node, the joint cracking is effectively avoided, and the long-term stability and effectiveness of the waterproof performance are ensured.
Drawings
Fig. 1 is a schematic structural view of a horizontal seam waterproof structure of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of the vertical seam waterproofing structure of the present invention.
Detailed Description
In order to facilitate an understanding of the utility model, the utility model will be described more fully and in detail below with reference to the accompanying drawings and preferred embodiments, but the scope of the utility model is not limited to the specific embodiments below.
As shown in fig. 1 to 3, the prefabricated exterior wall joint waterproof structure of the prefabricated building of the embodiment includes a horizontal joint waterproof structure and a vertical joint waterproof structure.
Referring to fig. 1 and 2, the horizontal joint waterproof structure comprises an upper prefabricated wall 101, a lower prefabricated wall 102 and a prefabricated floor slab 103, wherein the upper prefabricated wall 101 is arranged on the lower prefabricated wall 102 and the prefabricated floor slab 103, and a mortar layer 110 with the strength higher than that of the prefabricated wall is laid at the contact part of the upper prefabricated wall 101, the lower prefabricated wall 102 and the prefabricated floor slab 103. First recess 104 has been seted up along the wall body trend in the bottom end face middle part of upside prefabricated wall 101, be equipped with in upside prefabricated wall 101 with the communicating grout hole 105 of first recess 104, the inboard wall of upside prefabricated wall 101 is run through to grout hole 105 upper end downside prefabricated wall 102 the up end with the pre-buried stagnant water steel sheet 107 that has of first recess 104 corresponding position, just in stagnant water steel sheet 107 extends to first recess 104, pre-buried in downside prefabricated wall 102 have extend to reinforcing bar 106 in the grout hole 105, it is filled with self-compaction mortar grout in grout hole 105 and first recess 104.
See fig. 3, the vertical seam waterproof structure includes a left prefabricated wall 201 and a right prefabricated wall 202 which are butted, a vertical second groove 203 is correspondingly formed in the butt joint surface of the left prefabricated wall 201 and the right prefabricated wall 202, steel cable rings 204 which extend to the second groove 203 are pre-embedded in the left prefabricated wall 201 and the right prefabricated wall 202, vertical seam steel bars 205 are arranged at the seams of the left prefabricated wall 201 and the right prefabricated wall 202 in the second groove 203, the seam steel bars 205 penetrate through the steel cable rings 204, and self-compacting mortar grouting is filled in the second groove 203.
Referring to fig. 2 and 3, a foamed polyethylene rod 108 and a polyurethane waterproof adhesive 109 are sequentially arranged at the joint between the upper prefabricated wall 101 and the lower prefabricated wall 102 and the joint between the left prefabricated wall 201 and the right prefabricated wall 202 from inside to outside.
Many modifications and other embodiments of the utility model will come to mind to one skilled in the art to which this invention pertains having the benefit of the teachings presented in the foregoing descriptions and the associated drawings. Therefore, it is to be understood that the utility models are not to be limited to the specific embodiments disclosed and that modifications and other embodiments are intended to be included within the scope of the appended claims. Although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (4)
1. Prefabricated outer wall seam waterproof construction of assembly type structure, including horizontal seam waterproof construction and vertical seam waterproof construction, its characterized in that:
the horizontal joint waterproof structure comprises an upper prefabricated wall (101), a lower prefabricated wall (102) and a prefabricated floor slab (103), wherein the upper prefabricated wall (101) is arranged on the lower prefabricated wall (102) and the prefabricated floor slab (103), a first groove (104) is formed in the middle of the bottom end face of the upper prefabricated wall (101) along the direction of a wall body, a grouting hole (105) communicated with the first groove (104) is formed in the upper prefabricated wall (101), the upper end of the grouting hole (105) penetrates through the inner wall face of the upper prefabricated wall (101), a pre-embedded water stop steel plate (107) is arranged on the upper end face of the lower prefabricated wall (102) and in a position corresponding to the first groove (104), the water stop steel plate (107) extends into the first groove (104), and self-compacting mortar grouting is filled in the grouting hole (105) and the first groove (104);
vertical seam waterproof construction includes left side prefabricated wall (201) and right side prefabricated wall (202) of butt joint, all corresponds on left side prefabricated wall (201), right side prefabricated wall (202) butt joint and has seted up vertical second recess (203), all pre-buried steel cable circle (204) that have the extension to second recess (203) in left side prefabricated wall (201), right side prefabricated wall (202) in second recess (203), the seam crossing of left side prefabricated wall (201) and right side prefabricated wall (202) is provided with vertical seam reinforcing bar (205), just seam reinforcing bar (205) pass steel cable circle (204) second recess (203) intussuseption is filled with self-compaction mortar grout.
2. The prefabricated exterior wall joint waterproof structure of an assembly type building of claim 1, wherein: and a mortar layer (110) with the strength higher than that of the prefabricated wall is laid at the contact part of the upper prefabricated wall (101) and the lower prefabricated wall (102) and the prefabricated floor slab (103).
3. The prefabricated exterior wall joint waterproof structure of an assembly type building of claim 1, wherein: and reinforcing steel bars (106) extending into the grouting holes (105) are embedded in the lower prefabricated wall (102).
4. The prefabricated exterior wall joint waterproof structure of an assembly type building of claim 1, wherein: the joint of the upper prefabricated wall (101) and the lower prefabricated wall (102) and the joint of the left prefabricated wall (201) and the right prefabricated wall (202) are sequentially provided with a foamed polyethylene rod (108) and a polyurethane waterproof adhesive (109) from inside to outside.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322045.5U CN216920750U (en) | 2021-12-28 | 2021-12-28 | Prefabricated outer wall seam waterproof construction of assembly type structure |
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| CN202123322045.5U CN216920750U (en) | 2021-12-28 | 2021-12-28 | Prefabricated outer wall seam waterproof construction of assembly type structure |
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| CN216920750U true CN216920750U (en) | 2022-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117188600A (en) * | 2023-11-06 | 2023-12-08 | 享城科建(北京)科技发展有限公司 | Heat-insulating connecting box and balcony |
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2021
- 2021-12-28 CN CN202123322045.5U patent/CN216920750U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117188600A (en) * | 2023-11-06 | 2023-12-08 | 享城科建(北京)科技发展有限公司 | Heat-insulating connecting box and balcony |
| CN117188600B (en) * | 2023-11-06 | 2024-02-27 | 享城科建(北京)科技发展有限公司 | Heat-insulating connecting box and balcony |
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