CN108412222A - A kind of construction leakage internal maintenance waterproof layer structure and construction technology - Google Patents
A kind of construction leakage internal maintenance waterproof layer structure and construction technology Download PDFInfo
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- CN108412222A CN108412222A CN201810226926.0A CN201810226926A CN108412222A CN 108412222 A CN108412222 A CN 108412222A CN 201810226926 A CN201810226926 A CN 201810226926A CN 108412222 A CN108412222 A CN 108412222A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D191/00—Coating compositions based on oils, fats or waxes; Coating compositions based on derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
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Abstract
The invention discloses a kind of construction to leak internal maintenance waterproof layer structure, including the separation layer that blocks water, at least two layers of rubbery state water-repellent paint, the separation layer that blocks water is on wall body slit, the rubbery state water-repellent paint is tightly attached to the outer surface for the separation layer that blocks water, and one layer of carcass is equipped between two layers adjacent of rubbery state water-repellent paint.Rubbery state water-repellent paint used in the present invention can realize that multipass continuously brushes construction, one-pass molding reaches required waterproofing layer thickness, it is formed with wall crack and bonds firm integral waterproofing layer, it avoids that leak channelling phenomenon occurs, by adding the carcasses such as non-woven fabrics between rubbery state water-repellent paint, rubber creep properties with rubbery state water-repellent paint generates synergistic effect, improve the tensile property of waterproof layer, the cracking of wall can further be resisted, the movements such as vibration, and pass through fixed net, waterproof mortar protects enhancement layer at rigid backing, resist the impact of leakage hydraulic pressure, it is easy after solution mending-leakage that there is a phenomenon where leak again.
Description
Technical field
The invention belongs to buildings waterproof construction field more particularly to a kind of construction leakage internal maintenance waterproof layer structure and apply
Work technique.
Background technology
Building in use, since concrete structure cracks, leads to waterproof damage layer, building is caused to seep water, mesh
The preceding method frequently with high-pressure grouting leak stopping carries out leak stopping, and principle is to utilize high-pressure bottler placer, by soluble polyurethane chemistry
Grouting material injects in distress in concrete, can disperse rapidly when slurries encounter the moisture in distress in concrete, emulsifies, expanding, is solid
Flow is fully blocked in except concrete body, to reach by knot, the elastomer-filled concrete all slits consolidated in this way
To the purpose of sealing leak stopping, but after using high-pressure grouting leak stopping, since concrete structure crack is dynamic change growth, when
After chance water reacts in soluble polyurethane chemical grouting material injection distress in concrete, the crack growth in the coming year broadens, becomes
Long, chemical grouting material secondary can not extend, react, therefore the method for high-pressure grouting leak stopping can only be blocked up temporarily fracture
Leakage.In addition to high-pressure grouting leak stopping, the waterproof layer that water-repellent paint makes with fiber cloth also can be used, be covered at crack and mended
Leakage, for example, application No. is 201220027726.0 Chinese patents to disclose a kind of parapet water-proof repairing structure, including building
Plate, concrete cover, parapet, it is characterised in that：Grout blanket is mixed in the handing-over seam of parapet and floor, composite water-proof
Layer is close to floor and parapet, and water drainage plate is laid on the complex waterproof layer for being close to floor, and concrete cover is laid on building
On plate and water drainage plate, mortar cover is coated on parapet, has concrete cover above water drainage plate, the water-proof repairing
The complex waterproof layer of structure is composed of water-cured polyurethane waterproof coating and non-woven fabrics, 2 millimeters of thickness, and it is compound anti-to make this
It is needed when water layer using water-repellent paint brushing several times, and needs just carry out the next step after waiting water-repellent paints drying, applied
Phase work duration is longer, destroys, scratches after water-cured polyurethane waterproof coating coating construction, when easily being constructed by other process before solidification
Etc. causing waterproof layer to wreck, and per pass coating interval time long the shortcomings of easy ting produce film layering, poor continuity.On
The problem of stating can cause to remove between waterproof layer and basal plane, fail, and this failure can not self-healing.
In another example application No. is 98112102.0 Chinese patents to disclose a kind of antileakage technology for roof, first
It is clear to fill out joint between precast slabs, roofing is formed, waterproof layer is made with two cloth, six oil, is laid with steel wire thereon, is concrete sand on steel wire
Slurry pours layer, has and implements the oily waterproof layer of two cloth six, lapping in the wall top and inner wall surface of parapet, with cement mortar screeding letter out,
The oily method of two cloth six used in the patent makes waterproof layer, needs to brush three to six water-repellent paints and adds two layers of fiber
Cloth, the water-repellent paint used need to heat for pitch, emulsion-type or solvent-type waterproofing paint, pitch as water-repellent paint, journey of constructing
Sequence is complicated, and heating temperature is excessively high is easy to scorch fiber cloth, and the too low then pitch poor fluidity of temperature, bond effect is undesirable, breast
Liquid type water-repellent paint slow drying speed, drying time are longer, and applying just can be into after the drying of the last layers water-repellent paint such as man-hour requirement
Row next layer of water-repellent paint construction is brushed, and construction efficiency is slow, and especially such as the weather to rain, coating meets rainwater when unseasoned
Immersion, which is be easy to cause, returns newborn phenomenon, leads to the breaking-up of coating quality, loses waterproof effect, and solvent-type waterproofing paint Swelling Capacity
It is relatively strong, swelling action is furnished with to fiber, the intensity of damaged fiber cloth can not play expected tension enhancing effect.
Invention content
In order to solve the above technical problems, the present invention provides a kind of construction leakage internal maintenance waterproof layer structure and construction works
Skill can solve the problems such as prior art mending-leakage effect is poor, and use condition requires height, construction efficiency is slow.
The present invention is achieved by the following technical programs.
A kind of construction provided by the invention leaks internal maintenance waterproof layer structure, including the separation layer that blocks water, at least two layers of rubber
Colloidal state water-repellent paint, for the separation layer that blocks water on wall body slit, the rubbery state water-repellent paint is tightly attached to the separation layer that blocks water
Outer surface, and between two layers adjacent of rubbery state water-repellent paint be equipped with one layer of carcass.
The rubbery state water-repellent paint includes mainly raw material：Modified pitch, bitumen regenerant, rapid-curing cutback creaming agent and emulsification
Liquid.
The rubbery state water-repellent paint mainly includes the raw material of following mass percent：
The wall body slit is equipped with groove, and the separation layer that blocks water is in groove.
The groove is V-shaped.
The separation layer that blocks water is one kind in rapid-curing cutback cement, waterproof mortar or grouting leak-stopping agent.
The carcass is at least one of non-woven fabrics, grid cloth, mylar, steel wire or copper mesh.
Further include fixed net, the fixed net is located on rubbery state water-repellent paint outer surface, and is fixed on the wall.
Further include waterproof mortar protection enhancement layer knead dough layer, the waterproof mortar protection enhancement layer setting is outer in fixed net
Side, the face layer setting is on waterproof mortar protection enhancement layer outer surface.
A kind of construction technology for building leakage internal maintenance waterproof layer structure, which is characterized in that include the following steps：
Step 1：Basal plane is cleared up；The laitance on basal plane and soft object are rooted out, dust is cleared away, and is rinsed with water clean；
Step 2：Crack is searched, and the separation layer that will block water is filled in gap；
Step 3：Brushing complex waterproof layer；Along brushing multilayer rubber state water-repellent paint at crack, and every layer of rubbery state is anti-
One layer of carcass is placed between water paint；
Step 4：After rubbery state water-repellent paint dries, fixed net is covered in rubbery state water-repellent paint outer surface, is used in combination
Steel nail or expandable nail are fixed on the wall；
Step 5：Enhancement layer knead dough layer is protected in the outside batch waterproof mortar of rubbery state water-repellent paint and fixed net.
Before the step 2, the separation layer blind that blocks water, groove is first opened up at crack, then the separation layer that will block water is filled out
Enter in the groove of gap.
The beneficial effects of the present invention are：Rubbery state water-repellent paint used in the present invention can realize that multipass is continuously brushed and apply
Work, one-pass molding reach required waterproofing layer thickness, are formed with wall crack and bond firm integral waterproofing layer, avoid leaking
The elongation of water breakthrough flow phenomenon, rubbery state water-repellent paint may be up to 1000% or more, when crack growth broadens elongated, Neng Goushi
The telescopic variation at crack is answered, prevents from being torn by stress, by adding the carcasses such as non-woven fabrics between rubbery state water-repellent paint, with
The rubber creep properties of rubbery state water-repellent paint generates synergistic effect, improves the tensile property of waterproof layer, can further resist wall
The movements such as cracking, the vibration of body, and protect enhancement layer at rigid backing by fixed net, waterproof mortar, resist leakage hydraulic pressure
Impact is easy, again there is a phenomenon where leaking, when being constructed, continuously to construct, be not necessarily between multi-layer coating after solving mending-leakage
Dry stand-by period, waterproof coating are constructed without interval, not only greatly improve construction efficiency, and the waterproof layer after construction is not easy
There is film lamination, construction quality is high, good water-proof effect；Secondly the present invention is constructed using negative side waterproofing, without removing
Original wall can greatly improve construction efficiency, and reduce construction cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
In figure：1- grooves, 2- rubbery state water-repellent paints, 3- non-woven fabrics, 4- fix net, and 5- waterproof mortars protect enhancement layer,
The faces 6- layer, 7- walls, 8- wall body slits.
Specific implementation mode
Be described further below technical scheme of the present invention, but claimed range be not limited to it is described.
As shown in Figure 1, a kind of construction leaks internal maintenance waterproof layer structure, including the separation layer 1 that blocks water, at least two layers of rubber
State water-repellent paint 2, for the separation layer 1 that blocks water on wall body slit 8, the rubbery state water-repellent paint 2 is tightly attached to the isolation that blocks water
The outer surface of layer 1, and one layer of carcass 3 is equipped between two layers adjacent of rubbery state water-repellent paint 2, utilize rubbery state water-repellent paint 2
The characteristic that firm bonding can be formed with wall 7 makes rubbery state water-repellent paint 2 be formed by complex waterproof layer tightly with carcass 3
Docile on wall 7, prevent water from being flowed into from the crack of wall 7.
The rubbery state water-repellent paint 2 includes mainly raw material：Modified pitch, bitumen regenerant, rapid-curing cutback creaming agent and emulsification
Liquid.
It is preferable to use the rubbery state water-repellent paint that Nanning gold umbrella company produces, the rubber for the rubbery state water-repellent paint 2
State water-repellent paint 2 mainly includes the raw material of following mass percent：
Pitch is one or more kinds of mixtures in bitumen, coal tar asphalt or asphalt, pitch regeneration
Agent is formed using the high-quality naphthenic base heavy oil of South America Venezuela as raw material through atmospheric and vacuum distillation, rapid-curing cutback creaming agent be lithium magnesium silicate,
One or more kinds of mixtures in aluminium-magnesium silicate, attapulgite, bentonite or cellulose ether, emulsion are cation, the moon
Ion or nonionic asphalt emulsifier, preferably carboxylate, sulfate, sulfonate, phosphate, phosphite, polyethenoxy ether class,
One or more kinds of mixtures of polyoxypropylene ethers, ammonium salt type or quaternary.
The wall body slit 8 is equipped with groove, and the separation layer 1 that blocks water is in groove.
The groove is V-shaped.After opening concave groove, the contact surface of can make to block water separation layer 1 and wall body slit 8 becomes thick
It is rough, while increasing the contact area of block water separation layer 1 and wall body slit 8, the company of block water separation layer 1 and wall body slit 8 can be improved
It connects intensity, improves the separation layer 1 that blocks water to the water-stagnating effect of wall body slit 8.
The separation layer 1 that blocks water is one kind in rapid-curing cutback cement, waterproof mortar or grouting leak-stopping agent, passes through the separation layer that blocks water
1 pair of wall body slit 8 blocks, and plays the effect of advance sealing, reduces water leakage.
The carcass 3 is at least one of non-woven fabrics, grid cloth, mylar, steel wire or copper mesh, by carcass 3 with
Rubbery state water-repellent paint 2 forms complex waterproof layer, which closely connect with wall 7, has good elasticity, is suitable for wall
The variation in body crack 8, while carcass 3 plays strengthening action to complex waterproof layer, improves the intensity of complex waterproof layer, prevents only
It is deformed upon under the action of hydraulic pressure when water.
Further include fixed net 4, the fixed net 4 is located on 2 outer surface of rubbery state water-repellent paint, and is fixed on wall 7,
After the drying of rubbery state water-repellent paint, adhesive force can block the leak of 0.5Mpa pressure, be applied rubbery state waterproof by fixed net 4
Material 2 presses and is pressed on 7 surface of wall, can sealing ability be increased to 0.7Mpa, prevented under the action of hydraulic pressure is long-term, and water is from rubber
It is oozed out between colloidal state water-repellent paint 2 and wall.
Further include waterproof mortar protection 5 knead dough layer 6 of enhancement layer, waterproof mortar protection enhancement layer 5 setting is in fixed net 4
Outside, 6 setting of face layer protect the filling of enhancement layer 5 solid on 5 outer surface of waterproof mortar protection enhancement layer by waterproof mortar
The gap for determining net 4 and rubbery state water-repellent paint 2 forms rigid backing, enhances the protective effect to complex waterproof layer, improves compound
Waterproof layer resists the ability of percolating water hydraulic pressure.By in protection 5 outer surface setting face layer 6 of enhancement layer, playing air-isolation, sun
Light, rainwater etc. enhance ageing resistance and the raising of waterproof construction to weaken influence of the external environment to complex waterproof layer quality
Service life.
A kind of construction technology for building leakage internal maintenance waterproof layer structure, which is characterized in that include the following steps：
Step 1：Basal plane is cleared up；Root out the laitance on basal plane and soft object, clear away dust, and be rinsed with water it is clean, with
Prevent the laitance on basal plane top, soft, dust etc. from influencing waterproof layer structure and basal plane bond effect.
Step 2：Crack is searched, and the separation layer that will block water is filled in gap, separation layer fills crack counterincision by blocking water
Seam carries out advance sealing, has prevented infiltration from being impacted to subsequent construction.
Step 3：Brushing complex waterproof layer；Along brushing multilayer rubber state water-repellent paint at crack, and every layer of rubbery state is anti-
One layer of carcass, preferably three layers of rubbery state water-repellent paint and two layers of carcass are placed between water paint, brushing first layer rubbery state is anti-
When water paint, coating both sides of the edge need to exceed wall body slit edge 15cm or more, to ensure that waterproof effect, first layer rubbery state are anti-
It is covered with carcass after the completion of water paint brushing, hairbrush is used in combination to smooth, after so that carcass is impregnated with completely, it is anti-to continue brushing second layer rubbery state
Water paint, second layer rubbery state water-repellent paint needs first layer rubbery state water-repellent paint being completely covered, and second layer rubbery state
Water-repellent paint both sides of the edge need to exceed wall body slit edge 20cm or more, to play the role of keeping away drawing, second layer rubbery state waterproof
It is covered with carcass after the completion of coating application, is used in combination hairbrush to smooth, after so that carcass is impregnated with completely, continues brushing third layer rubbery state waterproof
Coating, the brushing standard of third layer is with reference to the second layer.
Step 4：After rubbery state water-repellent paint dries, fixed net is covered in rubbery state water-repellent paint outer surface, is used in combination
Steel nail or expandable nail are fixed on the wall, and are prevented under the action of hydraulic pressure is long-term, infiltration rubbery state water-repellent paint and basal plane it
Between ooze out.
Step 5：Enhancement layer knead dough layer, width are protected in the outside batch waterproof mortar of rubbery state water-repellent paint and fixed net
No less than 50cm protects the fixed net of enhancement layer filling and the gap of rubbery state water-repellent paint to form rigid back by waterproof mortar
Lining enhances the protective effect to complex waterproof layer, improves the ability that complex waterproof layer resists percolating water hydraulic pressure, by increasing in protection
Strong layer outer surface setting face layer, plays air-isolation, sunlight, rainwater etc. to weaken shadow of the external environment to complex waterproof layer quality
It rings, enhance the ageing resistance of waterproof construction and improves service life.
Before the step 2, the separation layer blind that blocks water, groove is first opened up at crack, then the separation layer that will block water is filled out
Enter in the groove of gap, after opening concave groove, the contact surface of can make to block water separation layer 1 and wall body slit 8 becomes coarse, while increasing resistance
The contact area of water segregation layer and wall body slit, can be improved the bonding strength of block water separation layer and wall body slit, raising block water every
Water-stagnating effect of the absciss layer to wall body slit.
Claims (11)
1. a kind of construction leaks internal maintenance waterproof layer structure, it is characterised in that：Including the separation layer that blocks water (1), at least two layers of rubber
Colloidal state water-repellent paint (2), the separation layer that blocks water (1) are set on wall body slit (8), and the rubbery state water-repellent paint (2) is close to
Outer surface in the separation layer that blocks water (1), and one layer of carcass (3) is equipped between two layers adjacent of rubbery state water-repellent paint (2).
2. a kind of construction as described in claim 1 leaks internal maintenance waterproof layer structure, it is characterised in that：The rubbery state is anti-
Water paint (2) includes mainly raw material：Modified pitch, bitumen regenerant, rapid-curing cutback creaming agent and emulsion.
3. a kind of construction as claimed in claim 2 leaks internal maintenance waterproof layer structure, it is characterised in that：The rubbery state is anti-
Water paint (2) mainly includes the raw material of following mass percent：
4. a kind of construction as described in claim 1 leaks internal maintenance waterproof layer structure, it is characterised in that：The wall body slit
(8) it is equipped with groove, the separation layer that blocks water (1) is set in groove.
5. a kind of construction as claimed in claim 4 leaks internal maintenance waterproof layer structure, it is characterised in that：The groove is in V
Shape.
6. a kind of construction as described in claim 1 leaks internal maintenance waterproof layer structure, it is characterised in that：The isolation that blocks water
Layer (1) is one kind in rapid-curing cutback cement, waterproof mortar or grouting leak-stopping agent.
7. a kind of construction as described in claim 1 leaks internal maintenance waterproof layer structure, it is characterised in that：The carcass (3)
For at least one of non-woven fabrics, grid cloth, mylar, steel wire or copper mesh.
8. a kind of construction as described in claim 1 leaks internal maintenance waterproof layer structure, it is characterised in that：It further include fixed net
(4), the fixed net (4) is located on rubbery state water-repellent paint (2) outer surface, and is fixed on wall (7).
9. a kind of construction as described in claim 1 leaks internal maintenance waterproof layer structure, it is characterised in that：It further include Waterproof sand
Slurry protection enhancement layer (5) knead dough layer (6), the waterproof mortar protection enhancement layer (5) are arranged on the outside of fixed net (4), the face
Layer (6) setting is on waterproof mortar protection enhancement layer (5) outer surface.
10. a kind of construction technology for building leakage internal maintenance waterproof layer structure as described in any one of claim 1 to 9,
It is characterized in that：Include the following steps：
Step 1：Basal plane is cleared up；The laitance on basal plane and soft object are rooted out, dust is cleared away, and is rinsed with water clean；
Step 2：Crack is searched, and the separation layer that will block water is filled in gap；
Step 3：Brushing complex waterproof layer；Along brushing multilayer rubber state water-repellent paint at crack, and every layer of rubbery state waterproof applies
One layer of carcass is placed between material；
Step 4：After rubbery state water-repellent paint dries, fixed net is covered in rubbery state water-repellent paint outer surface, steel nail is used in combination
Or expandable nail is fixed on the wall；
Step 5：Enhancement layer knead dough layer is protected in the outside batch waterproof mortar of rubbery state water-repellent paint and fixed net.
11. a kind of construction technology for building leakage internal maintenance waterproof layer structure as claimed in claim 10, it is characterised in that：
Before the step 2, the separation layer blind that blocks water, groove is first opened up at crack, then the separation layer filling gap that will block water is recessed
In slot.
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| CN109629841A (en) * | 2018-12-07 | 2019-04-16 | 江苏工程职业技术学院 | A method of for preventing and treating water leakage in building wall bodies |
| CN109629843A (en) * | 2019-01-08 | 2019-04-16 | 重庆市十八土鑫诚灌浆防水工程有限公司 | A kind of construction method for distress in concrete reparation |
| CN110344601A (en) * | 2019-05-31 | 2019-10-18 | 浙江大唐国际绍兴江滨热电有限责任公司 | Leakage of buildings blocks new process |
| CN110607921A (en) * | 2019-09-23 | 2019-12-24 | 周伟 | Automatic repairing leakage stoppage treatment method and waterproof leakage stoppage structure |
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| CN111794551A (en) * | 2020-07-09 | 2020-10-20 | 深圳市宏源建设工程有限公司 | Strong-vibration ramp masonry wall crack prevention and treatment technology |
| CN112282415A (en) * | 2020-10-20 | 2021-01-29 | 天津市建筑材料科学研究院有限公司 | Repairing method for crack of thin-plastered external thermal insulation system |
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