CN209959052U - Waterproof node structure of outer window frame - Google Patents

Waterproof node structure of outer window frame Download PDF

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Publication number
CN209959052U
CN209959052U CN201822152346.XU CN201822152346U CN209959052U CN 209959052 U CN209959052 U CN 209959052U CN 201822152346 U CN201822152346 U CN 201822152346U CN 209959052 U CN209959052 U CN 209959052U
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window frame
layer
outdoor
waterproof
wall body
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袁祥
李超
姜兵
陈喆
陈洪帅
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Shanghai Construction No 7 Group Co Ltd
Shanghai No 7 Construction Co Ltd
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Shanghai No 7 Construction Co Ltd
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Abstract

A waterproof node structure of an outer window frame comprises a wall body, a window frame and an outdoor windowsill, wherein a gap between the window frame and the wall body is filled with a filling layer, and the filling layer consists of a U-shaped filling part adopting fine aggregate concrete and an inverted U-shaped filling part adopting a polyurethane foaming agent; the outdoor binding off structure is waterproof mortar layer, seal groove and sealed glue, waterproof mortar layer coat in fill the outdoor one side on layer, with fill outdoor one side of window frame, wall body that the layer is adjacent and the outdoor one side of windowsill, waterproof mortar layer is gone up and is equipped with the seal groove along the outdoor one side circumference of window frame to seal binding off with sealed glue. The utility model discloses a waterproof packing material to window frame end opening adopts the fine aggregate concrete to replace the polyurethane foamer, can need not establish one waterproofing membrane in addition, and is simple relatively in the technology operation, and construction quality control is more guaranteed, the hidden danger of reducible outer window rainwater seepage.

Description

Waterproof node structure of outer window frame
Technical Field
The utility model relates to a building exterior window antiseep construction technical field, in particular to outer window frame waterproof node structure.
Background
In the installation and construction process of the building outer window frame, in order to prevent perennial rainwater erosion and water seepage of the window frame, waterproof filling treatment needs to be done at the joint of the window frame and the building outer wall according to the deepened design node of the door and the window and the construction specification requirements. Generally, after the outer window frame of a building is fixed, the periphery of the window frame is filled with foamed polyurethane, and the surface of the window frame is sealed by sealant so as to achieve the effect of preventing rainwater from permeating into a room.
At present, the filling treatment around the window frame is used as one of the key nodes for preventing leakage of the external window, and the design and construction process of the nodes mostly adopt the method of standard requirements, namely filling a polyurethane foaming agent between a wall body and the window frame, then painting waterproof mortar at the external opening of the window frame for closing up, and an improved construction process also considers that a waterproof coiled material is pasted outside the lower opening of the window frame, namely adding a coiled material below the mortar painting surface, so as to improve the waterproof effect. However, in the process of on-site construction quality control, the above process method needs to ensure tight combination of different materials, and also needs to consider temperature shrinkage deformation among different materials (such as foaming agent, coiled material, mortar, sealant and the like), so that the mortar at the lower opening of the window frame is cracked when the treatment is improper, the control requirements on each link in the construction process are high, and quality hidden troubles are easily caused if negligence occurs.
Disclosure of Invention
To outer window frame fill with close up the quality be difficult to control and easily cause the technical problem that the quality hidden danger appears in water-proof effects, the utility model aims at providing an outer window frame waterproof node structure, provide an improvement measure.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a waterproof node structure of outer window frame, it includes wall body, window frame, windowsill, the outer wall window entrance to a cave has been seted up on the wall body, the window frame is installed in the outer wall window entrance to a cave, the gap between window frame and the wall body is filled with the packing layer, the packing layer comprises the airtight packing ring of U type packing portion and the type of falling U packing portion, the type of U packing portion adopts the pea gravel concrete, the type of falling U packing portion adopts the polyurethane foamer; the outdoor side of the window frame, the outdoor side of the filling layer, the outdoor side of the windowsill and the outdoor side of the wall body are outdoor closing-in structures, the outdoor closing-in structures comprise waterproof mortar layers, sealing grooves and sealing glue, the waterproof mortar layers are coated on the outdoor side of the filling layer, the window frame adjacent to the filling layer, the outdoor side of the wall body and the outdoor side of the windowsill, the sealing grooves are formed in the waterproof mortar layers along the circumferential direction of the outdoor side of the window frame, and the sealing glue is coated in the sealing grooves to close the windowsill in a sealing mode; the waterproof mortar layer on the outdoor side of the windowsill is set to be a drainage slope with the gradient not less than 2%.
The utility model discloses in the position is clogged to the U type is located under wall body and the window frame terminal surface and with the window frame under between two corner positions that the terminal surface links to each other, fill by C20 pea gravel concrete and form, corner position pea gravel concrete upwards fills to 20cm height promptly simultaneously about the window frame with gap between the wall body is the lower extreme upwards fills highly be 20 cm's C20 pea gravel concrete, the left and right sides of window frame with all the other gaps between the wall body and window frame top with gap between the wall body adopts the polyurethane foamer to fill the formation type of falling U and packs the position.
The utility model provides an adopt the polyurethane foamer to clog in the outer window frame end opening waterproof node structure and form U type and fill in the portion of packing, can need not establish one waterproofing membrane in addition, and is simple relatively in the technology operation, guarantees construction quality, the hidden danger of reducible outer window rainwater seepage.
Preferably, the thickness of the filling layer is 1.5-2.5 cm.
Preferably, the height of the U-shaped filling part of the filling layer is lower than that of the inverted U-shaped filling part.
Preferably, the height of the U-shaped stuffing part of the stuffing layer is 20 cm.
Preferably, the waterproof mortar layer has two layers, the thickness of the bottom layer is 12mm, and the thickness of the surface layer is 8 mm. The bottom layer is a waterproof mortar layer which is close to the windowsill and the wall body, and the surface layer is a waterproof mortar layer which is coated on the bottom layer and is exposed outside.
Preferably, the slope of the drainage slope is 2%.
Preferably, the width and the depth of the sealing groove are not less than 6 mm.
The utility model provides a construction method of outer window frame waterproof node structure, including following step:
s1: fixing a window frame in an opening of an outer wall window formed in a wall body, wherein a gap between the window frame and the wall body is controlled to be 1.5-2.5 cm;
s2: filling and compacting the upper opening of the window frame and the left and right openings of the window frame which are more than 20cm away from the windowsill by adopting foaming agents to form an inverted U-shaped filling layer; filling and compacting C20 fine stone concrete in gaps which are 20cm upwards at the lower opening of the window frame and two sides of two corner parts connected with the lower end surface of the window frame to form a U-shaped filling layer, and watering and maintaining the filled fine stone concrete within 3 days after filling;
s3: painting a waterproof mortar layer: after the C20 fine stone concrete is cured, brushing waterproof mortar on the reverse U-shaped filling layer, the outdoor side of the filling layer formed by the U-shaped filling layer, the window frame adjacent to the outdoor side of the filling layer, the wall body and the outdoor windowsill, wherein the waterproof mortar is brushed for 2 times, the thickness of the bottom layer is 12mm, the thickness of the surface layer is 8mm, and a drainage slope with the gradient of 2% is brushed on the outdoor windowsill; the width and the depth of reserving along window frame outdoor side circumference all are not less than 6 mm's seal groove, treat that outer plastering or outer veneer construction finish after, coating sealed glue is sealed to close up in the seal groove.
The utility model discloses in waterproof mortar mixes 5% waterproofing agent preparation for in the cement mortar and obtains, the foaming agent cement mortar and waterproofing agent are the conventional product in this field, all can purchase through the market mode and obtain.
In the prior art, gaps between a wall body and a window frame are completely filled with a polyurethane foaming agent, fine aggregate concrete is filled in the gaps between the wall body and the window frame at the lower opening of the window frame and two corner parts connected with the lower end surface of the window frame to form a U-shaped filling part in the construction process, the original polyurethane foaming agent is used for filling other parts, then a waterproof mortar layer is used for closing up, and sealing is carried out by using sealant, so that the waterproof effect of an opening of an outer wall window is ensured, a waterproof coiled material is not needed to be additionally arranged, the process operation is relatively simple, the construction quality control is relatively ensured, and the hidden danger of rainwater leakage of the outer window can be reduced.
The utility model has the advantages that:
in view of the window frame end opening and the corner of wall body and window frame handing-over are appeared more to outer window infiltration position, and these positions originally adopt polyurethane foaming agent to clog, the utility model discloses improve, adopt the pea gravel concrete to clog these positions closely knit, the pea gravel concrete that the corner position clogged upwards fills to more than 20cm height simultaneously, all the other positions in gap between window frame and the wall body continue to adopt polyurethane foaming agent to clog. And curing the fine stone concrete after filling, then performing layered plastering and closing by adopting waterproof mortar on the outer side of the filling layer, the adjacent window frame, the adjacent wall body and the outdoor windowsill, and finally tightly bonding the window frame and the outer joint surface of the waterproof mortar by using sealant.
The utility model provides an outer window frame end opening waterproof node structure and construction method adopts the fine aggregate concrete to replace the polyurethane foamer through the waterproof packing material to the window frame end opening, can need not establish one waterproofing membrane in addition, and is simple relatively in the technology operation, and construction quality control is more guaranteed, the hidden danger of reducible outer window rainwater seepage.
Drawings
Fig. 1 is a sectional view of a waterproof structure of a lower opening of an outer sash according to an embodiment of the present invention.
Fig. 2 is an elevation view of the waterproof structure of the lower opening of the outer window frame according to an embodiment of the present invention.
Detailed Description
The following description will be made in detail with reference to the accompanying drawings and specific embodiments for a lower waterproof node structure of an outer window frame and a construction method thereof. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. The technical contents and features of the present invention will be described in detail below with reference to the accompanying drawings by way of examples. It should be further noted that the drawings are in simplified form and are not to precise scale, and are provided for the purpose of facilitating and clearly explaining the embodiments of the present invention.
Hereinafter, the "inner" and "outer" are the same as the left and right directions of the drawings, but this is not a limitation of the technical solution of the present invention.
Referring to fig. 1-2, the utility model provides a pair of outer window frame waterproof node structure, including wall body 1, window frame 2, windowsill 3, the outer wall window entrance has been seted up on the wall body 1, and window frame 2 installs in the outer wall window entrance, the gap between window frame 2 and wall body 1 is filled and is filled packing layer 4, packing layer 4 comprises U type packing portion 41 and the type of falling U packing portion 42 airtight packing layer, the type of falling U packing portion 41 adopts the pea gravel concrete, the type of falling U packing portion 42 adopts the polyurethane foaming agent; the outdoor side of the wall body, the outdoor side of the window frame 2, the outdoor side of the filling layer 4 and the outdoor side of the windowsill 3 are outdoor closing-up structures, the outdoor closing-up structures comprise a waterproof mortar layer 5, a sealing groove 6 and a sealant 7, the waterproof mortar layer 5 is coated on the outdoor side of the filling layer 4, the window frame 2 adjacent to the filling layer 4, the outdoor side of the wall body 1 and the outdoor side of the windowsill 3, a sealing groove 6 is circumferentially arranged on the waterproof mortar layer 5 along the outdoor side of the window frame 2, and the sealant 7 is coated in the sealing groove 6 for sealing and closing up; the waterproof mortar layer 5 on the outdoor side of the windowsill 3 is provided with a drainage slope 51 having a gradient of not less than 2%.
In this embodiment, the height of the U-shaped packing portion 41 of the packing layer 4 is lower than that of the inverted U-shaped packing portion 42, and the height of the U-shaped packing portion 41 of the packing layer 4 is 20 cm.
In this embodiment, the waterproof mortar layer 5 has two layers, the bottom layer 52 has a thickness of 12mm, and the surface layer 53 has a thickness of 8 mm.
In this embodiment, the slope of the drain slope 51 is 2%.
In this embodiment, the width and the depth of the sealing groove 6 are not less than 6 mm.
The utility model provides an adopt the polyurethane foamer to clog at the window frame end opening and the corner of wall body and window frame handing-over at the multiple position of outer window frame end opening waterproof node structure of external window infiltration, can need not establish one waterproofing membrane in addition, and is simple relatively in the technology operation, and construction quality control is more guaranteed, the hidden danger of reducible external window rainwater seepage.
The construction method of the waterproof joint of the window frame provided by the embodiment comprises the following steps:
(1) firstly, checking the size of an opening of an outer wall window according to the requirements of a design drawing, fixing a window frame 2 in the opening of the outer wall window, and controlling the gap between the window frame 2 and a wall body 1 to be 1.5-2.5 cm after the window frame 1 is fixed;
(2) cleaning the periphery of the window frame 2, filling polyurethane foaming agents at the upper opening and the left and right openings of the window frame 2, and filling the foaming agents at the gaps 20cm upwards at the lower opening and the two sides of the corner of the window frame 2 to form an inverted U-shaped filling part 42, wherein the foaming agents are not filled in the gaps 20cm upwards between the top end of the window frame 2 and the wall body 1, and the gaps 20cm above the bottom end of the window opening of the outer wall between the left and right sides of the window frame 2 and the wall body 1; when foaming agent is used, the foaming agent is filled from the outside to the inside of a room, the filling is uniform and full and does not exceed the window frame 2 as much as possible, about 1cm is left outside the room, and the overflowing part is pressed into a gap of the frame before solidification.
(3) Secondly, the lower opening of the window frame 2 and the gap of two upward 20cm (namely the height of the U-shaped filling part 41 of the filling layer 4 is 20cm) at two sides of the two corner parts connected with the lower end surface of the window frame 2 are filled and compacted by C20 fine aggregate concrete to form the U-shaped filling part 41, the window frame cannot expand or deform suddenly when the fine aggregate concrete is filled in the gap, and the verticality and the flatness of the window frame are prevented from being influenced by the movement of the position of the window frame during operation. Within 3 days after the seam plugging is finished, the plugged fine stone concrete must be watered and cured.
(4) Then, cement mortar (doped with 5% of waterproofing agent) is adopted to brush and close the opening. Should sprinkle the adjacent outer wall face that links to each other of moist outer wall window entrance to a cave before closing up, whitewash and divide twice to accomplish and form waterproof mortar layer 5, bottom 52 thickness 12mm, surface course 53 thickness 8mm, the edge blocks with the wooden ruler, whitewash the drainage slope 51 of 2% on the outdoor windowsill 3 to must not smear the ash powder to window frame 2 sill mouth on, need follow window frame lower opening concave yield 2 ~ 3mm, take out 20 mm's circular arc, the circular arc leaves window frame sill 4 ~ 5 mm. The closing-in around the window frame 2 should accomplish level and smooth and straight, and the height of plastering is less than on the window frame 2 drainage hole bottom more than 10mm to along window frame 2 outdoor side circumference leave the seal groove 6 that width and degree of depth are all not less than 6 mm.
(5) And finally, after the construction of external plastering or external decorative surface is finished, coating the sealant 7 in the sealing groove 6 for sealing and closing up, wherein the sealant is continuously sewn, the width is about 6mm, and the finished surface of decoration cannot be polluted.
The gap between wall body and the window frame is whole to be clogged by the polyurethane foamer among the prior art, the utility model discloses gap packing between well wall body 1 and the window frame 2 has and fills layer 4, should fill layer 4 and fill up portion 42 and the U type by the type of falling U and fill up portion 41 and constitute, it forms U type and packs portion 41 specifically to fill the pea gravel concreten through the two corner positions that end surface is connected under window frame 2 end opening and with window frame 2, then adopt waterproof mortar layer 5 to close up, sealed glue 7 is sealed, the water-proof effects in outer wall window entrance to a cave has been ensured, can need not establish one waterproofing membrane in addition, it is relatively simple in technological operation, construction quality control is more guaranteed, the hidden danger of reducible outer window rainwater seepage.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims (8)

1. A waterproof node structure of an outer window frame comprises a wall body, a window frame and a windowsill, wherein an outer wall window opening is formed in the wall body, the window frame is installed in the outer wall window opening, and a filling layer is filled in a gap between the window frame and the wall body; the utility model discloses a window frame, packing layer, wall body, windowsill, including window frame, packing layer, wall body, outdoor one side of windowsill be outdoor binding off structure, outdoor binding off structure includes waterproof mortar layer, seal groove and sealed glue, waterproof mortar layer coat in outdoor one side of packing layer, with pack the outdoor one side of window frame, wall body that the layer is adjacent and the outdoor one side of windowsill, be equipped with the seal groove along the outdoor one side circumference of window frame on the waterproof mortar layer, it seals up to coat sealed the binding off of gluing in the seal groove.
2. The waterproof node structure of an outer sash according to claim 1, wherein the waterproof mortar layer on the outdoor side of the sill is provided with a drainage slope having a slope of not less than 2%.
3. The outer window frame waterproof joint structure of claim 2, wherein the slope of the drainage slope is 2%.
4. The waterproof node structure of an outer sash frame according to claim 1, wherein the thickness of the packing layer is 1.5-2.5 cm.
5. The outer sash waterproof node structure of claim 1 or 4, wherein the U-shaped caulking portion of the caulking layer has a height lower than that of the inverted U-shaped caulking portion.
6. The outer sash waterproof node structure of claim 1 or 4, wherein the U-shaped caulking portion of the caulking layer has a height of 20 cm.
7. The external window frame waterproof node structure of claim 1, wherein the waterproof mortar layer has two layers, a bottom layer having a thickness of 12mm and a surface layer having a thickness of 8 mm.
8. The outer reveal waterproof node structure of claim 1, wherein said seal groove has a width and depth of no less than 6 mm.
CN201822152346.XU 2018-12-21 2018-12-21 Waterproof node structure of outer window frame Active CN209959052U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109441289A (en) * 2018-12-21 2019-03-08 上海建工七建集团有限公司 A kind of outer window frame waterproofing node structure and its construction method
GB2603164A (en) * 2021-01-28 2022-08-03 Tectonic Facades Ltd A precast building component and window frame system and a method of manufacturing a precast building component and window frame system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109441289A (en) * 2018-12-21 2019-03-08 上海建工七建集团有限公司 A kind of outer window frame waterproofing node structure and its construction method
GB2603164A (en) * 2021-01-28 2022-08-03 Tectonic Facades Ltd A precast building component and window frame system and a method of manufacturing a precast building component and window frame system
GB2603164B (en) * 2021-01-28 2024-02-07 Tectonic Facades Ltd A precast building component and window frame system and a method of manufacturing a precast building component and window frame system

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