CN104018758A - Structure for preventing windowsill from leaking water and construction method - Google Patents
Structure for preventing windowsill from leaking water and construction method Download PDFInfo
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- CN104018758A CN104018758A CN201410208929.3A CN201410208929A CN104018758A CN 104018758 A CN104018758 A CN 104018758A CN 201410208929 A CN201410208929 A CN 201410208929A CN 104018758 A CN104018758 A CN 104018758A
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Abstract
The invention relates to the field of buildings, in particular to a structure for preventing a windowsill from leaking water and a construction method. The problem that in the prior art, the windowsill leaks water is solved. The structure comprises a window sill, an outer convex type slope beam, a polystyrene foam shooting notch I, a window frame, a cutoff trench, an insulation board and cement protection layer II, a window frame upper wall and a polystyrene foam shooting notch II. In detail, the structure is characterized in that the top of the outer convex type slope beam is a convex beam, the upper surface, on one side of the convex beam, of the outer convex type slope beam is a plane, and the upper surface, on the other side of the convex beam, of the outer convex type slope beam is an outer slope. Windowsill water leakage is a difficult point in control over the quality of building engineering, and once occurring, problems reappear periodically and are difficult to handle and solve fundamentally. Starting with he root of the structure, on the basis of existing conditions on site, through improving a technology, a rectangular concrete beam below a window is changed to be the outer convex type slope beam, prevention and discharging conceptions are highlighted, and therefore the possibility of water leakage and water accumulation is avoided fundamentally.
Description
Technical field
The present invention relates to building field, be specially a kind of structure and construction method of anti-windowsill infiltration.
Background technology
Window seeps water after installing, and is the long-standing difficult problem of building trade.As shown in Figure 1, because the lower windowsill humidity of infiltration causes emulsion paint blistering.As shown in Figure 2, because gap foamed glue between window is not full or the unreal great Bai bubble that causes seeping water of fluid sealant.As shown in Figure 3, due to outstanding mould the becoming mildewed of the large white hair of window of windowsill infiltration.
Windowsill infiltration is Quality control of building construction difficult point, once the cyclic recurrence that goes wrong is difficult to process and radical cure.Feature and the difficult point of windowsill construction are as follows: 1, brick wall body has infall process, and the concrete beam cracking of windowsill and bottom, causes rainwater to infiltrate interior wall surrounding along crack.2, inner windowsill is lower and the outside window sill gradient is little than outside window sill, causes rainwater to be detained or flows backwards.In addition, the problem in window frame installation process: workman penetrates section bar with long pin expansion bolt and fixes, fills out the not full seamed gap of envelope foamed glue filling, and in window frame is beaten the process of glue, has the place of positioning no marking.
Summary of the invention
The structure and the construction method that the object of the present invention is to provide a kind of anti-windowsill infiltration, solve the windowsill seepage problem existing in prior art.
Technical scheme of the present invention is:
A structure for anti-windowsill infiltration, this structure comprises: window sill, convex outslope beam, beat glue notch I, window frame, cutoff trench, warming plate and cement topping II, window frame top body of wall, beat glue notch II, concrete structure is as follows:
The top of convex outslope beam is protruding beam, and the convex outslope beam upper surface of protruding beam one side is plane, and the convex outslope beam upper surface of protruding beam opposite side is outslope;
The upper surface that convex outslope beam is positioned at indoor section is plane, and convex outslope beam is positioned at indoor upper surface and protruding beam is positioned at an indoor side installation window sill; The frame bottom of window frame is sitting in protruding beam top, and frame bottom is than protruding deck-molding; Between frame bottom and protruding beam, form and beat glue notch I, filling-foam glue I in beating glue notch I; The upper surface that convex outslope beam is positioned at outdoor section is outslope, and warming plate and cement topping I are set between outslope and frame bottom, forms outside window sill, and window sill is higher than outside window sill, and exterior window table top does outside weathering;
The top of window frame is window frame top body of wall, between window frame and window frame top body of wall and both sides body of wall, forms and beats glue notch II, filling-foam glue II in beating glue notch II; Window frame top body of wall is positioned at an outdoor side warming plate and cement topping II is set; in window frame outside, warming plate and cement topping II and window frame top body of wall bottom, windowsill is set; windowsill lower, transverse is offered cutoff trench, and cutoff trench is parallel with window frame, and cutoff trench is corresponding up and down with weathering.
The structure of described anti-windowsill infiltration, the gradient of weathering is not less than 3%.
The structure of described anti-windowsill infiltration, window frame inner side, outside, surrounding are by the sealant sealing of resistance to marquis.
The structure of described anti-windowsill infiltration, window frame top is higher than windowsill bottom, and the top of window sill is higher than frame bottom.
The structure of described anti-windowsill infiltration, window frame top is higher than windowsill bottom 5-15mm, and the top of window sill is higher than frame bottom 5-15mm.
The structure of described anti-windowsill infiltration, frame bottom is than protruding deck-molding 5-15mm, and window sill is than the high 5-15mm of outside window sill.
The structure of described anti-windowsill infiltration, window frame, to being offset within doors 45-55mm, when wall thickness 370mm, distributes by outer 230-240mm, interior 130-140mm.
The structure of described anti-windowsill infiltration, what the reserved 5-10mm in window frame outside was wide, 5-10mm is dark beat glue notch I, beat glue notch II, beats in glue notch I foamed glue I is set, and beats in glue notch II foamed glue II is set.
The structure of described anti-windowsill infiltration, the protrusion height of protruding beam is 40-60mm, the protrusion width of protruding beam both sides is respectively than the large 80-120mm of window frame.
The construction method of the structure of described anti-windowsill infiltration, work progress is as follows:
(1) the employing solid brick of the infilled wall of frame construction in exterior wall window opening periphery 200mm built by laying bricks or stones, and mortar adopts waterproofing mortar, and vertical lap seam application is filled full, and window hole is not less than the waterproofing mortar pointing of 5mm around with thickness;
(2) within the scope of the outside surrounding exterior wall finish of window frame 30cm, the agent of spraying external wall waterproof, does antiseepage processing;
(3) after engineering, carry out shower water test, check that the each operation in exterior window position has leakproof, spraying water and strafing 2-4 time less than 1m place from window frame outside with fire hydrant, continue 10-30min at every turn.
Advantage of the present invention and beneficial effect are:
1, exterior window of the present invention position working measure thinking is: " draining is prerequisite, and waterproof is basis, is sealed into key, multi-way prevention, acting in conjunction ".
2, outside window sill of the present invention is carried out node waterproof structure, and stool should exceed 5-15mm than outside window sill, and exterior window table top should do the gradient and be not less than 3% outside weathering, and cutoff trench (drip or olecranon) will be done in windowsill bottom.
3, the employing solid brick of the infilled wall of frame construction of the present invention in exterior wall window opening periphery 200mm built by laying bricks or stones, and the larger waterproofing mortar of mortar employing denseness, particularly vertical lap seam application fill full, and window hole is not less than the waterproofing mortar pointing of 5mm around with thickness.
What 4, window frame of the present invention outside should reserve that 5-10mm is wide, 5-10mm is dark beats glue notch; When outer wall surface is rendering layer, should pastes " ┴ " shape material strip and do notch, should leave the notch of 10mm under window frame between edge and windowsill, while adopting foamed glue rifle pointing fluid sealant, want steadily, the rifle mouth of foamed glue rifle should be aimed at seam bottom, 45 °, inclination angle all the time.When mobile, make all the time the fluid sealant the extruded rifle mouth front end in foamed glue rifle, in seam, have extruding force, avoid glue in tow to walk rifle, avoid leak embedding or hole.
5, the present invention changes the common rectangle window sill of building to be made as convex outslope beam, frame bottom is sitting in protruding beam top, window frame and protruding beam and its excess-three week (window frame both sides and top) fill closely knit full with foamed glue, do not destroy foamed glue dried noodle, the rainwater of protruding beam outside can isolating chamber flows within the walls as far as possible.
6, under normal circumstances, window frame is arranged on middle position.The present invention by it to being offset within doors 45-55mm.North wall thickness 370mm (distributing by 130-140mm in outer 230-240mm), the object that increases window frame external dimensions is to make the window frame effect to " canopy " outside suitable for reading, and actual effect it seems, and slightly the trickling of rain highly reduces 500mm left and right.
7, spray external wall waterproof agent.The present invention is within the scope of the outside surrounding exterior wall finish of window frame 30cm, and the transparent efficient external wall waterproof agent of spraying colorless, does antiseepage processing.
8, after engineering of the present invention, carry out shower water test, check that exterior window position each operation has leakproof, spray water and strafe, lasting 20min at every turn carrying out 3 sub-high pressures from exterior window less than 1m place with high pressure fire fighting water tap.
In a word, windowsill infiltration is Quality control of building construction difficult point, once the cyclic recurrence that goes wrong is difficult to process and radical cure.The present invention starts with in the root from structure, by improving technique, makes the Rectangular Concrete beam under windowsill into " protruding " type outslope beam taking on-the-spot existence conditions as basis, gives prominence to thinking anti-and row, fundamentally avoids the possibility of infiltration and ponding.
Brief description of the drawings
Fig. 1 is the schematic diagram that the lower windowsill humidity of infiltration causes emulsion paint blistering.
Fig. 2 is the schematic diagram of the unreal great Bai bubble that causes seeping water of the not full or fluid sealant of gap foamed glue between window.
Fig. 3 is the outstanding mould schematic diagram becoming mildewed of the large white hair of window of windowsill infiltration.
Fig. 4 is four principal element statistic histograms that affect construction quality.
Fig. 5 is the structural representation of the anti-windowsill infiltration of the present invention.In figure, 1 window sill; 2 convex outslope beams; 3 warming plates and cement topping I; 4 dozens of glue notch I; 5 frame bottom; 6 window frames; 7 cutoff trenchs; 8 warming plates and cement topping II; 9 window frame top bodies of wall; 10 dozens of glue notch II; 11 fluid sealants of resistance to marquis; 12 protruding beams; 13 outslopes; 14 windowsills; 15 weatherings.
Fig. 6 is the left view of Fig. 5.In figure, 2 convex outslope beams; 4 dozens of glue notch I; 6 window frames; 10 dozens of glue notch II; 12 protruding beams; 16 foamed glue I; 17 foamed glue II; 18 protrusion heights; 19 protrude width.
Detailed description of the invention
As shown in Fig. 5-Fig. 6; the structure of the anti-windowsill of the present invention infiltration mainly comprises: window sill 1, convex outslope beam 2, warming plate and cement topping I 3, beat glue notch I 4, window frame 6, cutoff trench 7, warming plate and cement topping II 8, window frame top body of wall 9, beat glue notch II 10, the fluid sealant of resistance to marquis 11, protruding beam 12, outslope 13, windowsill 14 etc., concrete structure is as follows:
The top of convex outslope beam 2 is protruding beam 12, and convex outslope beam 2 upper surfaces of protruding beam 12 1 sides are plane, and convex outslope beam 2 upper surfaces of protruding beam 12 opposite sides are outslope 13.
The upper surface that convex outslope beam 2 is positioned at indoor section is plane, and convex outslope beam 2 is positioned at indoor upper surface and protruding beam 12 is positioned at an indoor side installation window sill 1 (stool); The frame bottom 5 of window frame 6 is sitting in protruding beam 12 tops, and frame bottom 5 is than the high 10mm of protruding beam 12, and slightly rain inflow is indoor to prevent windowsill.Between frame bottom 5 and protruding beam 12, form and beat glue notch I 4, filling-foam glue I 16 in beating glue notch I 4, can waterproof thermal-insulated anti-expansion.
The upper surface that convex outslope beam 2 is positioned at outdoor section is outslope 13; warming plate and cement topping I 3 (warming plate at lower floor, cement topping on upper strata) are set between outslope 13 and frame bottom 5; form outside window sill; stool should exceed 10mm than outside window sill, and exterior window table top should do the gradient and be not less than 3% outside weathering 15.
The top of window frame 6 is window frame top body of wall 9, between window frame 6 and window frame top body of wall 9 and both sides body of wall, forms and beats glue notch II 10, and filling-foam glue II 17 in beating glue notch II 10, can waterproof thermal-insulated anti-expansion.Window frame top body of wall 9 is positioned at an outdoor side warming plate and cement topping II 8 (warming plate at lower floor, cement topping on upper strata) is set; in window frame 6 outsides, warming plate and cement topping II 8 and body of wall 9 bottoms, window frame top arrange windowsill 14; window frame 6 tops are higher than windowsill 14 bottoms; windowsill 14 lower, transverse are offered the wide cutoff trench of 10mm 7 (drip or olecranon), and cutoff trench 7 is parallel with window frame 6.Like this, cutoff trench 7 is corresponding Shang Xia 15 with weathering, and rainwater drips in weathering 15 following currents and discharges through cutoff trench 7, can effectively prevent rainwater from window frame top or window frame below is infiltrated indoor.
Window frame 6 inner sides, outside, surrounding seal by the fluid sealant of resistance to marquis 11, and the top of window sill 1, higher than frame bottom 5, can further prevent that rainwater from infiltrating indoor.
Under normal circumstances, window frame 6 is arranged on middle position, the present invention by window frame 6 to being offset within doors 55mm.North wall thickness 370mm (distributing by 130mm in outer 240mm), the object that increases exterior window size is to make the outside windowsill 14 suitable for reading of window frame play the effect of " canopy ", and actual effect it seems, and slightly the trickling of rain highly reduces 500mm left and right.
As shown in Figure 6, what window frame 6 outsides should reserve that 5-10mm is wide, 5-10mm is dark beat glue notch I 4, beat glue notch II 10, beats in glue notch I 4 foamed glue I 16 is set, and beats in glue notch II 10 foamed glue II 17 is set; The protrusion height 18 of projection beam 12 is 40-60mm, and the protrusion width 19 of protruding beam 12 both sides, respectively than the large 80-120mm of window frame 6, further prevents that rainwater from infiltrating indoor along crack.
When construction, the employing solid brick of the infilled wall of frame construction in exterior wall window opening periphery 200mm built by laying bricks or stones, and the larger waterproofing mortar of mortar employing denseness, particularly vertical lap seam application fill full, and window hole is not less than the waterproofing mortar pointing of 5mm around with thickness.
When outer wall surface is rendering layer, should pastes " ┴ " shape material strip and do notch, under window frame, leave and beat glue notch between edge and windowsill, while adopting foamed glue rifle pointing fluid sealant, want steadily, the rifle mouth of foamed glue rifle should be aimed at bottom seam all the time, 45 °, inclination angle.When mobile, make all the time the fluid sealant the extruded rifle mouth front end in foamed glue rifle, in seam, have extruding force, avoid glue in tow to walk rifle, avoid leak embedding or hole.
The present invention is within the scope of the outside surrounding exterior wall finish of window frame 30cm, and the transparent efficient external wall waterproof agent of spraying colorless, does antiseepage processing.
After engineering, carry out shower water test, check that exterior window position each operation has leakproof, spray water and strafe, lasting 20min at every turn carrying out 3 sub-high pressures from window frame outside less than 1m place with high pressure fire fighting water tap.
Embodiment
220 kilovolts of Shuan Li transformer station new constructions are positioned at the Zhuanghe Wu Luzhen of Daliang City of Liaoning Province, red large speedway 150 km traffic conveniences.Transformer station accounts for 18453.12m
2.Building area 1068.84m
2, wherein master control building is 1 floor building area 487.72m
2, Wei Cao building is 2 floor building area 581.12m
2.In building, window is totally 37 of plastic-steel casement windows, is of a size of 1.5 × 1.5m.By room availability, working drawing are analyzed and summed up, to affect the principal element of construction quality as follows: under 1 window sill and between inner wall, have crack; The little rainwater that causes of 2 interior outside window sill discrepancy in elevation mistakes or the gradient is detained; 3 window frames are installed foamed glue leakiness and the processing of unsealing glue; Off quality or the gap, window frame hole of 4 sashs large (table 1).
Table 1
As shown in Figure 4, can find out from the statistic histogram corresponding with table 1, " under 1 window sill and between inner wall, have crack; The little rainwater that causes of 2 interior outside window sill difference in height mistakes or the gradient is detained; 3 window frames are installed foamed glue leakiness and the processing of unsealing glue " number of times that occurs is maximum, accounts for sum 95.2%, so will ensure the construction quality of window, first will carry out window free from flaw, and windowsill does not seep water.
By what find in on-site investigation: " have crack under window sill and between inner wall; The little rainwater that causes of interior outside window sill discrepancy in elevation mistake or the gradient is detained; Window frame is installed foamed glue leakiness and the processing of unsealing glue " these main Quality are as characteristic; according to people, machine, material, method, the large factor of ring five; analyze; they separately relevant reason be listed as into chart; be generalized into characteristic diagram as shown below, by statistics result (table 2) as follows:
Table 2
Note: ★ is for being evaluated as essential factor; ☆ is for being evaluated as non-essential factor.
According to the statistics of table 2, formulate the following countermeasure (table 3) of implementing:
Table 3
Exterior window position waterproof is a systematic engineering of business, through the practice of two wheat harvesting periods, has reached re-set target, and Seepage does not occur at present, has guaranteed workmanship.Adopt practice at the two sharp 220 kv substation new constructions of Dalian Zhuanghe, in standing, there is not Seepage at present through the inspections of 2 years in building 37 plastic-steel casement windows altogether, reached re-set target.
Embodiment result shows, design of the present invention is accomplished most economical on the practical basis of advanced person, obtains maximum benefit with minimum input.The present invention can completely cut off rainwater infiltrate indoor, can solve again both sides, windowsill angle Eight characters crackle, choose building waft window and outstanding window effect more obvious, be worthy of popularization.The present invention's every place window sill in the time of construction need to increase by 500 yuan of costs, but occurs that seepage is keeped in repair at every turn and the expense of finishing should, in 1000-5000 unit, can be found out and saved total cost by input-output ratio.
Claims (10)
1. a structure for anti-windowsill infiltration, is characterized in that, this structure comprises: window sill, convex outslope beam, beat glue notch I, window frame, cutoff trench, warming plate and cement topping II, window frame top body of wall, beat glue notch II, concrete structure is as follows:
The top of convex outslope beam is protruding beam, and the convex outslope beam upper surface of protruding beam one side is plane, and the convex outslope beam upper surface of protruding beam opposite side is outslope;
The upper surface that convex outslope beam is positioned at indoor section is plane, and convex outslope beam is positioned at indoor upper surface and protruding beam is positioned at an indoor side installation window sill; The frame bottom of window frame is sitting in protruding beam top, and frame bottom is than protruding deck-molding; Between frame bottom and protruding beam, form and beat glue notch I, filling-foam glue I in beating glue notch I; The upper surface that convex outslope beam is positioned at outdoor section is outslope, and warming plate and cement topping I are set between outslope and frame bottom, forms outside window sill, and window sill is higher than outside window sill, and exterior window table top does outside weathering;
The top of window frame is window frame top body of wall, between window frame and window frame top body of wall and both sides body of wall, forms and beats glue notch II, filling-foam glue II in beating glue notch II; Window frame top body of wall is positioned at an outdoor side warming plate and cement topping II is set; in window frame outside, warming plate and cement topping II and window frame top body of wall bottom, windowsill is set; windowsill lower, transverse is offered cutoff trench, and cutoff trench is parallel with window frame, and cutoff trench is corresponding up and down with weathering.
2. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, the gradient of weathering is not less than 3%.
3. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, window frame inner side, outside, surrounding are by the sealant sealing of resistance to marquis.
4. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, window frame top is higher than windowsill bottom, and the top of window sill is higher than frame bottom.
5. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, window frame top is higher than windowsill bottom 5-15mm, and the top of window sill is higher than frame bottom 5-15mm.
6. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, frame bottom is than protruding deck-molding 5-15mm, and window sill is than the high 5-15mm of outside window sill.
7. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, window frame, to being offset within doors 45-55mm, when wall thickness 370mm, distributes by outer 230-240mm, interior 130-140mm.
8. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, what the reserved 5-10mm in window frame outside was wide, 5-10mm is dark beat glue notch I, beat glue notch II, beats in glue notch I foamed glue I is set, and beats in glue notch II foamed glue II is set.
9. according to the structure of anti-windowsill infiltration claimed in claim 1, it is characterized in that, the protrusion height of protruding beam is 40-60mm, and the protrusion width of protruding beam both sides is respectively than the large 80-120mm of window frame.
10. a construction method for the structure of anti-windowsill infiltration claimed in claim 1, is characterized in that, work progress is as follows:
(1) the employing solid brick of the infilled wall of frame construction in exterior wall window opening periphery 200mm built by laying bricks or stones, and mortar adopts waterproofing mortar, and vertical lap seam application is filled full, and window hole is not less than the waterproofing mortar pointing of 5mm around with thickness;
(2) within the scope of the outside surrounding exterior wall finish of window frame 30cm, the agent of spraying external wall waterproof, does antiseepage processing;
(3) after engineering, carry out shower water test, check that the each operation in exterior window position has leakproof, spraying water and strafing 2-4 time less than 1m place from window frame outside with fire hydrant, continue 10-30min at every turn.
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| CN104018758B CN104018758B (en) | 2015-11-18 |
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| CN104405232A (en) * | 2014-10-11 | 2015-03-11 | 耿宝德 | Building structure for preventing water seepage of window |
| CN105840047A (en) * | 2016-03-24 | 2016-08-10 | 浙江立恒建设有限公司 | Insulation mortar exterior wall external window leakage water control construction method |
| CN106193390A (en) * | 2014-09-30 | 2016-12-07 | 山核桃设计有限责任公司 | Facade attachment system for building |
| CN111502325A (en) * | 2020-04-29 | 2020-08-07 | 湖南先锋防水科技有限公司 | Repairing process for leakage of coating heat-insulation outer wall |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339634A (en) * | 2018-11-07 | 2019-02-15 | 浙江华构幕墙有限公司 | Window side preventing and controlling seepage engineering method for building decoration |
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| CN105840047A (en) * | 2016-03-24 | 2016-08-10 | 浙江立恒建设有限公司 | Insulation mortar exterior wall external window leakage water control construction method |
| CN111502325A (en) * | 2020-04-29 | 2020-08-07 | 湖南先锋防水科技有限公司 | Repairing process for leakage of coating heat-insulation outer wall |
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| Publication number | Publication date |
|---|---|
| CN104018758B (en) | 2015-11-18 |
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