CN210263452U - Waterproof structure of prefabricated external wall panel window hole - Google Patents
Waterproof structure of prefabricated external wall panel window hole Download PDFInfo
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- CN210263452U CN210263452U CN201920629033.0U CN201920629033U CN210263452U CN 210263452 U CN210263452 U CN 210263452U CN 201920629033 U CN201920629033 U CN 201920629033U CN 210263452 U CN210263452 U CN 210263452U
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- window hole
- external wall
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Abstract
The utility model provides a waterproof structure of prefabricated side fascia opening in a wall, concretely relates to assembly type structure field. The utility model discloses a rectangular window hole is arranged on the middle prefabricated external wall panel; the prefabricated external wall panel window hole waterproof structure is positioned at the edge of the window hole and is in contact with air; the prefabricated external wall panel comprises a window hole waterproof structure, wherein the window hole waterproof structure comprises an inner locking edge, a slope and a water dripping groove; the window hole is provided with an inner locking edge around the window hole at the inner side of the inner leaf, and the inner locking edge is of a convex structure; a slope is arranged around the window opening at the outer side of the window opening; the upper frame of the window opening is provided with a drip. When the prefabricated external wall panel is produced in a factory, the window hole waterproof structure and the prefabricated external wall panel are directly manufactured together, the water seepage path is prolonged by the window hole waterproof structure, and water is prevented by the self structure.
Description
Technical Field
The utility model relates to an assembly type structure field specifically is a waterproof structure of prefabricated side fascia opening in assembly type structure.
Background
The assembly type building is common in developed countries, is still in a development stage in China, and part of the technology is not mature enough. Compared with the traditional building, the assembled building has the remarkable advantages of quality assurance, construction period shortening, labor reduction, energy conservation, environmental protection and the like, and accords with the strategic target of sustainable development. In the traditional building, due to the influence of various factors, the problems of water seepage and water leakage of an outer window on an outer wall occur, the post-treatment is quite troublesome, and the quality cannot be guaranteed. Therefore, waterproofing of the prefabricated external wall panel window openings is also particularly important in prefabricated buildings.
The prefabricated building is usually fabricated in advance in a factory to form building components, and then the finished products are installed in field construction.
In the prior art, the outer window opening is reserved according to design drawings when the prefabricated external wall panel is produced in a factory, and the design and production of the window opening of the prefabricated external wall panel are insufficient in consideration of the water resistance of the window opening. When the water leakage-proof device is installed and used on site, water seepage and water leakage are easy to cause, the later maintenance cost is high, the workload is large, and the quality is difficult to ensure.
In view of the above, there is a need for a waterproof structure for window openings of prefabricated external wall panels to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a waterproof structure of prefabricated exterior wall board window hole, prefabricated exterior wall board directly make the waterproof structure of window hole when the factory production, the waterproof structure of window hole extension infiltration route utilizes self structure to carry out waterproofly. The specific technical scheme is as follows:
a rectangular window hole 9 is formed in the prefabricated external wall panel; the prefabricated external wall panel window hole waterproof structure is positioned at the edge of the window hole and is in contact with air; the prefabricated external wall panel comprises a window hole waterproof structure, wherein the window hole waterproof structure comprises an inner locking edge 4, a slope and a water dripping groove 7; the window hole is provided with an inner locking edge 4 around the window hole at the inner side of the inner leaf, and the inner locking edge is of a convex structure; a slope is arranged around the window opening at the outer side of the window opening; the upper frame of the window hole is provided with a drip 7.
The prefabricated external wall panel is composed of an inner leaf 3, an insulating layer 2 and an outer leaf 2, the thickness of the inner leaf 3 and the thickness of the outer leaf 1 are both more than 50mm, and the thickness range of the insulating layer 2 is 40-50 mm.
Preferably, the protruding structure of the inner locking edge 4 has a width of 10mm and a thickness of 50 mm.
Preferably, the slope is an outer slope 5 at the lower frame of the window opening, the slope is 1/6, and the outer side of the outer slope 5 of the prefabricated external wall panel is lower than the inner side; the projection length in the direction vertical to the prefabricated external wall panel is 1/3 of the thickness of the prefabricated external wall panel, and the width of the outer slope 5 is the same as the width of the window opening of the prefabricated external wall panel.
Preferably, the slope is a chamfered edge 6 on the side frame and the upper frame of the window opening, and the chamfered edge 6 is formed by the outer side wall of the outer leaf of the prefabricated external wall panel and the side edge of the window opening or the upper edge of the window opening respectively. More preferably, the chamfered edge 6 is a 45 ° chamfered edge, and the length or width of the chamfered edge 6 ranges from 8mm to 12 mm.
Preferably, the water dropping groove 7 is a V-shaped groove, and the distance between the center point of the V-shaped groove and the outer side wall of the outer blade of the prefabricated external wall panel ranges from 30mm to 40 mm.
Preferably, the waterproof structure of the window hole comprises a nylon expansion plug 8, the nylon expansion plug 8 is arranged at the position of the heat preservation layer at the edge of the window hole, and the nylon expansion plug 8 is of a plurality of strip-shaped structures and is perpendicular to four edges of the window hole. More preferably, the nylon expansion plugs 8 have a diameter of 10mm, and the distance between adjacent nylon expansion plugs 8 is 450 mm.
Use the technical scheme of the utility model, following beneficial effect has:
1) the utility model discloses interior lockrand can prolong window frame department infiltration route, reinforcing water-proof effects. And when the window frame was installed, the inside lockstitching a border can carry on spacingly to the window frame inboard to the position of fixed window frame accelerates the speed of installation greatly.
2) The utility model is used for outer slope, chamfer limit utilize self slope can play the water guide effect in the rainy day, make the rainwater along self slope outflow prefabricated side fascia, reach waterproof purpose.
3) The utility model discloses the drip can cut rivers through V type groove, prevents that the rainwater from flowing into indoorly through the window opening, and the rainwater flows out prefabricated side fascia along groove both sides wall, can be effectively waterproof.
4) The utility model discloses follow the pre-buried nylon bloated stopper of window opening lateral wall at window opening heat preservation position, be favorable to the fixed operation of later stage window frame.
5) The utility model relates to a simply, low cost saves space, when the factory production, accomplishes with the same production of prefabricated side fascia, has ensured the waterproof quality of the waterproof structure of prefabricated side fascia opening in a window.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a front view of a prefabricated external wall panel according to a preferred embodiment of the present invention;
fig. 2 is a left side view of the prefabricated external wall panel according to the preferred embodiment of the present invention;
FIG. 3 is a detailed view of the side frame of the waterproof structure of the window opening of the prefabricated external wall panel according to the preferred embodiment of the present invention;
FIG. 4 is a detail view of the upper frame of the waterproof structure of the window opening of the prefabricated external wall panel according to the preferred embodiment of the present invention;
fig. 5 is a detailed view of the lower frame of the waterproof structure for the window openings of the prefabricated external wall panel according to the preferred embodiment of the present invention.
In the figure: 1. the water-proof window comprises an outer leaf, 2 a heat-insulating layer, 3 an inner leaf, 4 an inner locking edge, 5 an outer slope, 6 a chamfer edge, 7 a drip groove, 8 a nylon expansion plug and 9 window holes.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
The prefabricated external wall panel is composed of an inner leaf, a heat-insulating layer and an outer leaf, wherein the thickness of the inner leaf and the outer leaf is 65mm, and the thickness of the heat-insulating layer is 45 mm. The inner leaf and the outer leaf are both provided with vertical steel bars HRB40010, and the space between the steel bars is 200 mm; transverse steel bars HRB4008 are arranged on the inner leaves and the outer leaves of the prefabricated external wall panel, and the distance between the steel bars is 200 mm. The edge of the prefabricated exterior wall plate and the periphery of the window opening are provided with the HRB40012 # anti-crack reinforcing steel bars, and the length of the reinforcing steel bars is 600 mm. The frame, the upper frame, the lower frame of window opening both sides are all pre-buried nylon bloated stopper, and nylon bloated stopper diameter size is 10mm, and the interval is 450 mm. The nylon expansion plugs are arranged at the positions of the heat preservation layers at the edges of the window openings, the nylon expansion plugs 8 are of a plurality of strip-shaped structures and are perpendicular to the four sides of the window openings, and the nylon expansion plugs are of a plurality of strip-shaped structures and are perpendicular to the four sides of the window openings.
As shown in fig. 1, the prefabricated external wall panel is provided with a window opening 9; the prefabricated external wall panel window hole waterproof structure is positioned at the edge of the window hole and is in contact with air; the prefabricated external wall panel comprises a window hole waterproof structure and is manufactured together with the prefabricated external wall panel wall body during factory production; the waterproof structure of the window hole comprises an inner locking edge 4, an outer slope 5, a chamfer edge 6 and a drip groove 7.
As shown in figure 2, the prefabricated external wall panel is composed of an inner leaf 3, an insulating layer 2 and an outer leaf 1, the thicknesses of the inner leaf 3 and the outer leaf 1 are both 55mm, and the thickness of the insulating layer 2 is 45 mm.
As shown in fig. 3-5, the window hole is provided with an inner locking edge 4 around the window hole at the inner side of the inner leaf 3, and the inner locking edge is of a convex structure; a slope is arranged around the window opening at the outer side of the window opening; the upper frame of the window hole is provided with a drip 7.
The slope is an outer slope 5 on the lower frame of the window opening, and the slope is 1/6; the projection length in the direction vertical to the prefabricated external wall panel is 1/3 the thickness of the prefabricated external wall panel, and the width of the outer side slope 5 is the same as the width of the window opening of the prefabricated external wall panel; the slope is a chamfered edge 6 on the side frame and the upper frame of the window opening, and the chamfered edge 6 is formed by the outer side wall of the outer leaf of the prefabricated external wall panel and the side edge of the window opening or the upper edge of the window opening respectively. The chamfer edge is a 45-degree chamfer edge, and the length and width ranges of the chamfer edge 6 are both 10 mm. The water dripping groove 7 is a V-shaped groove, and the distance between the center point of the V-shaped groove and the outer side wall of the outer blade of the prefabricated external wall panel is 35 mm. The width of the inner lock edge is 10mm, and the thickness is 50 mm.
As shown in fig. 3, the waterproof structure on the side edge of the window opening sequentially comprises an inner locking edge 4 and a chamfered edge 6 from the position of an inner leaf to the position of an outer leaf, rainwater falls into the two side edges of the window opening from the outer side of the prefabricated external wall panel, the chamfered edge 6 blocks a part of rainwater from flowing into the inner side of the wall body, and a part of rainwater is isolated by the protruding structure of the inner locking edge 4 to avoid flowing into the wall; as shown in fig. 4, the window opening upper edge waterproof structure sequentially comprises an inner locking edge 4, a water dropping groove 7 and a chamfered edge 6 from an inner blade position to an outer blade position, rainwater falls into the window opening upper frame from the prefabricated external wall panel and flows out along the chamfered edge 6, part of the rainwater flows out of the prefabricated external wall panel along two side walls of the water dropping groove, the water dropping groove partitions the rainwater, a water guiding path is prolonged, and part of the rainwater is isolated by the inner locking edge 4 protruding structure; as shown in figure 5, the lower waterproof structure of the window opening is sequentially provided with an inner locking edge 4 and an outer side slope 5 from the inner leaf position to the outer leaf position, rainwater falls into the lower frame of the window opening from the outer side of the prefabricated external wall panel, the rainwater flows out along the slope of the outer side slope 5 of the lower frame, the longer water guide path and the slope are favorable for rainwater drainage, and part of rainwater is isolated by the protruding structure of the inner locking edge 4.
The production process of the prefabricated external wall panel window hole waterproof structure comprises the following steps: (1) cleaning and assembling a mold table; (2) coating demolding oil; (3) installing a steel bar framework; (4) installing an embedded part; (5) pouring outer leaf layer concrete; (6) placing an insulating layer; (7) pouring inner leaf layer concrete; (8) steam curing; (9) demolding and hoisting; (10) inspecting and stacking finished products; (11) and (5) finished product delivery and transportation.
The on-site installation process of the prefabricated external wall panel window opening waterproof structure comprises the following steps: (1) positioning and paying off; (2) rechecking the elevation of the structure; (3) rechecking the pre-buried connecting piece; (4) hoisting and installing the prefabricated external wall panel; (5) installing a temporary diagonal brace; (6) adjusting the position, elevation and verticality of the prefabricated external wall panel; (7) installing seven-character codes; (8) removing the temporary diagonal brace; (9) and installing the window frame and the glass.
Use the technical scheme of the utility model, the effect is: the arrangement of the outer slope, the 45-degree chamfer edge and the drip groove prolongs the water seepage path, and the self structure is utilized for water prevention. And meanwhile, when the window frame is installed, the inner side of the window frame can be limited by the locking edge in the window hole of the external wall panel, so that the window frame is favorably positioned and fixed, and the installation speed of the window frame is accelerated.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A prefabricated external wall panel window hole waterproof structure is characterized in that a rectangular window hole (9) is formed in a prefabricated external wall panel; the prefabricated external wall panel window hole waterproof structure is positioned at the edge of the window hole and is in contact with air; the prefabricated external wall panel comprises a window hole waterproof structure, wherein the window hole waterproof structure comprises an inner locking edge (4), a slope and a water dripping groove (7);
the window hole is provided with an inner locking edge (4) at the inner side of the inner leaf and around the window hole, and the inner locking edge is of a convex structure; a slope is arranged around the window opening at the outer side of the window opening; the upper frame of the window hole is provided with a drip (7).
2. The prefabricated external wall panel window hole waterproof structure is characterized in that the prefabricated external wall panel consists of an inner leaf (3), an insulating layer (2) and an outer leaf (1), the thicknesses of the inner leaf (3) and the outer leaf (1) are both more than 50mm, and the thickness of the insulating layer (2) ranges from 40mm to 50 mm.
3. The prefabricated external wall panel window hole waterproof structure of claim 1, wherein the slope is an outer slope (5) at the lower frame of the window hole, the slope is 1/6, and the outer side of the outer slope (5) of the prefabricated external wall panel is lower than the inner side; the projection length in the direction vertical to the prefabricated external wall panel is 1/3 of the thickness of the prefabricated external wall panel, and the width of the outer side slope (5) is the same as the width of the window opening of the prefabricated external wall panel.
4. The prefabricated external wall panel opening waterproof structure as claimed in claim 1, wherein the slope is a chamfered edge (6) at the side frame and the upper frame of the opening, and the chamfered edge (6) is formed by the outer side wall of the prefabricated external wall panel outer leaf and the side edge or the upper edge of the opening respectively.
5. The precast outer wall panel window opening waterproof structure according to claim 4, wherein the chamfered edge (6) is a 45 ° chamfered edge, and the length or width of the chamfered edge (6) is in the range of 8mm to 12 mm.
6. The precast outer wall panel window hole waterproof construction as claimed in claim 1, wherein the drip groove (7) is a V-shaped groove, and the distance between the center point of the V-shaped groove and the outer side wall of the precast outer wall panel outer leaf is in the range of 30mm-40 mm.
7. The precast outer wall panel opening waterproof construction as claimed in claim 1, wherein the protruding structure of the inner locking edge (4) has a width of 10mm and a thickness of 50 mm.
8. The prefabricated external wall panel window hole waterproof structure as claimed in claim 1, wherein the window hole waterproof structure comprises nylon expansion plugs (8), the nylon expansion plugs (8) are arranged at the position of the window hole edge heat preservation layer, and the nylon expansion plugs (8) are of a plurality of strip-shaped structures and are perpendicular to four sides of the window hole.
9. The prefabricated external wall panel window hole waterproof structure is characterized in that the diameter of each nylon expansion plug (8) is 10mm, and the distance between every two adjacent nylon expansion plugs (8) is 450 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920629033.0U CN210263452U (en) | 2019-05-05 | 2019-05-05 | Waterproof structure of prefabricated external wall panel window hole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920629033.0U CN210263452U (en) | 2019-05-05 | 2019-05-05 | Waterproof structure of prefabricated external wall panel window hole |
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| Publication Number | Publication Date |
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| CN210263452U true CN210263452U (en) | 2020-04-07 |
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| CN201920629033.0U Active CN210263452U (en) | 2019-05-05 | 2019-05-05 | Waterproof structure of prefabricated external wall panel window hole |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144698A (en) * | 2020-09-22 | 2020-12-29 | 湖南汇渠建筑科技有限公司 | Wall body of cast-in-place combination of assembled wallboard component |
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2019
- 2019-05-05 CN CN201920629033.0U patent/CN210263452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144698A (en) * | 2020-09-22 | 2020-12-29 | 湖南汇渠建筑科技有限公司 | Wall body of cast-in-place combination of assembled wallboard component |
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