CN109138477A - Buildings waterproof blocking method - Google Patents
Buildings waterproof blocking method Download PDFInfo
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- CN109138477A CN109138477A CN201810976627.9A CN201810976627A CN109138477A CN 109138477 A CN109138477 A CN 109138477A CN 201810976627 A CN201810976627 A CN 201810976627A CN 109138477 A CN109138477 A CN 109138477A
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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
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
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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
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
- E04G23/0211—Arrangements for filling cracks or cavities in building constructions using injection
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- Chemical Kinetics & Catalysis (AREA)
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The present invention relates to technical field of building construction to provide a kind of buildings waterproof blocking method, the technical solution is as follows aiming at the problem that forming crack again: including reinforcing bar detection；Expand hole；Build template；It is vacuumized in plugging a hole；Simultaneously constant pressure is stood high pressure injection waterproof material: towards the waterproof material for interior injection high-temperature fusion shape of plugging a hole, until constant pressure stands 1h after injection pressure reaches 1MPa；Pressure release is cooling；Dismantle template.Waterproof material is injected by high pressure and constant pressure is stood, using high pressure waterproof material is permeated to the side wall plugged a hole, so that waterproof material increases with the contact area plugged a hole, so that keeping pre- deformation to generate prestressing force after waterproof material solidification, it is less prone to the case where waterproof material leads to leak, infiltration because elastic deformation range deficiency causes to separate again with building structure, the connective stability for improving waterproof material and building structure, so that waterproof effect is more lasting.
Description
Technical field
The present invention relates to technical field of building construction, more specifically, it relates to a kind of buildings waterproof blocking method.
Background technique
Water is the important substance for causing concrete structure and reinforced concrete structure durability to damage.Either coagulating cement
Soft water erosion, freeze-thaw damage, alkali, steel bar corrosion or even water conservancy project, the corrosion of Accommodation of soil, all be unable to do without water
Effect.Therefore, waterproof is to improve the important measures of cement concrete constructions durability.
Usually buildings waterproof is mainly realized by being laid with waterproof layer, but during building long-time use, due to
Situations such as external world expands with heat and contract with cold, building structure deformation, will be so that there is the case where cracking leads to infiltration, leak in building, for this
Kind situation generally carries out leak stopping by injecting waterproof material at crack, but since building structure has been damaged, so that building knot
Configuration change easily occur and more frequent concurrent deformation amplitude it is bigger so that the waterproof material being filled at crack be easy because
It expands with heat and contract with cold and building structure deformation causes waterproof material to separate with the inner surface in crack leads to be formed crack again, and then lead
Infiltration, leak are caused, therefore there are also improve space.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of buildings waterproof blocking method, have
The lasting advantage of waterproof effect.
To achieve the above object, the present invention provides the following technical scheme that
A kind of buildings waterproof blocking method, comprising the following steps:
(1) reinforcing bar detects；
(2) expand hole, specific as follows:
It punches at diafiltration and is plugged a hole with being formed, reinforcing bar is evaded according to reinforcing bar detection result；
(3) template is built；
It is completely enclosed will plug a hole plugging a hole both ends fixed form；
(4) it is vacuumized in plugging a hole；
(5) high pressure injection waterproof material and constant pressure standing, specific as follows:
Towards the waterproof material for interior injection high-temperature fusion shape of plugging a hole, until constant pressure stands 1h after injection pressure reaches 1MPa；
(6) pressure release is cooling, specific as follows:
Pressure release is to 0.2MPa and is cooled to waterproof material solidification；
(7) template is dismantled.
By adopting the above technical scheme, it is detected by reinforcing bar, avoids damaging reinforcing bar when expanding hole, improve stability；By that will mend
The case where being vacuumized in loophole, being mixed into air when injecting waterproof material to reduce, in waterproof material, so that waterproof material is in leak repairing
It is more closely knit in hole, while extract air out while, extracts steam and sundries out, remains steam after reducing injection waterproof material
And sundries leads to the case where reducing waterproof material performance；Waterproof material is injected by high pressure and constant pressure is stood, and is made using high pressure
It obtains waterproof material and improves waterproof material so that waterproof material increases with the contact area plugged a hole to the side wall infiltration plugged a hole
With the connective stability of building structure；The neighbouring concrete structure that plug a hole simultaneously contains waterproof material, so that waterproof material
Material area coverage increases, so that waterproof effect is more preferably；Due to keeping 0.2MPa to be greater than waterproof material after pressure release
The extruding of atmospheric pressure, so that keeping pre- deformation to generate prestressing force after waterproof material solidification, so that expanding with heat and contract with cold and building
During building structure deformation, drive the waterproof material range that deformation occurs in the range of waterproof material natural resiliency deformation,
It is less prone to the case where waterproof material leads to leak, infiltration because elastic deformation range deficiency causes to separate again with building structure,
So that waterproof effect is more lasting.
Preferably, in the step (2), after formation is plugged a hole, to the inner sidewall plugged a hole along the direction perpendicular to side wall
Chisel is hit to form connecting hole, and connection hole depth is 1cm.
By adopting the above technical scheme, by hitting the inner sidewall chisel plugged a hole to form connecting hole, so that high pressure injection is anti-
When water material, waterproof material penetrates into connecting hole, further increases the connection area of waterproof material and building structure, and then into one
Step improves the connective stability of waterproof material and building structure.
Preferably, in the step (2), several are arranged in connecting hole.
By adopting the above technical scheme, by the way that several connecting holes are arranged, so that waterproof material is connect with several connecting holes,
So that waterproof material and connective stability between plugging a hole are more preferably.
Preferably, in the step (2), connecting hole is uniformly distributed along the circumferential direction plugged a hole.
By adopting the above technical scheme, it is uniformly distributed by connecting hole along the circumferential direction plugged a hole, so that waterproof material and leak repairing
Attachment force between hole is evenly distributed, so that waterproof material and connecting between plugging a hole more stable.
Preferably, it in the step (2), after connecting hole is dug, is plugged a hole and connecting hole by clear water flushing.
By adopting the above technical scheme, it is plugged a hole by clear water flushing and connecting hole, reduction building residue remains, Jin Erbao
Demonstrate,prove the performance of waterproof material.
Preferably, in the step (3), template is covered with sealing material towards the plate face plugged a hole.
By adopting the above technical scheme, sealing material is covered with towards the plate face that leak repairing is moved by template, so that form for seal is mended
More, raising vacuumizes and the effect of high pressure injection waterproof material for the effect of loophole.
Preferably, in the step (3), be connected in template through template exhaust tube and column slurry pipe, exhaust tube with
And the logical valve for closing exhaust tube or Grouting Pipe is individually equipped in Grouting Pipe.
By adopting the above technical scheme, by exhaust tube be evacuated and by Grouting Pipe inject waterproof material so that operate compared with
For convenience, while by closing valve with the interior high pressure constant pressure that keeps plugging a hole, start setting for injection waterproof material without long-time
It is standby, it is energy saving.
Preferably, in the step (5), waterproof material includes the component of following mass fraction:
40-60 parts of thermoplastic polyurethane
30-40 parts of calcium carbonate
5-8 parts of polyimides
2-6 parts of organo montmorillonite
4-6 parts of silane coupling agent
4-6 parts of steel fibre.
By adopting the above technical scheme, make the ageing-resistant performance of waterproof material excellent by polyurethane, so that waterproof material
Service life is longer, bigger by the calcium carbonate-filled rigidity for making waterproof material, by steel fibre reinforcement so that waterproof material
Expect that structural stability is higher, so that waterproof material plays the effect of reinforcement building structure；Pass through organo montmorillonite forming layer
Structure is simultaneously dispersed and, to form protective layer, so that the heatproof air aging performance of waterproof material is more preferably, is improved practical in waterproof material
Service life；By polyimides attachment force between polyurethane molecular chain is enhanced, so that waterproof material elastic deformation to be occurred makes
More energy are needed, are reduced so that rising-heat contracting-cold causes waterproof material to generate elastically-deformable deformation quantity, so that
Waterproof material structural stability is higher.
Preferably, in the step (5) waterproof material further include following mass fraction component:
1-2 parts of carbon fiber
10-15 parts of quartz sand.
By adopting the above technical scheme, by the way that carbon fiber is added, reinforcement further is carried out to waterproof material, so that waterproof material
Structural stability it is stronger, and then to building structure carry out reinforcement, by be added quartz sand, further limit polyurethane molecular chain
Movement, so that waterproof material deformation quantity declines when expanding with heat and contract with cold, subtracts so that required energy is more when polyurethane generation elastic deformation
The case where few waterproof material and building structure generate gap again.
Preferably, the length of the steel fibre and carbon fiber is 2mm, and the quartz sand is the quartz of partial size 0.1mm
Emery dust end.
It by adopting the above technical scheme, is that 2mm makes carbon fiber and steel fibre by carbon fiber and length of steel fiber
It is easy to be uniformly dispersed in waterproof material, by the quartz sand powder of quartz sand position partial size 0.1mm, so that quartz sand is easy to anti-
It is uniformly dispersed in water material.
In conclusion the invention has the following advantages:
1. so that waterproof material is more closely knit in plugging a hole, while it is anti-to reduce injection by vacuumizing in plugging a hole
Steam and sundries are remained after water material leads to the case where reducing waterproof material performance；
2. injecting waterproof material by high pressure and constant pressure being stood, using high pressure waterproof material is seeped to the side wall plugged a hole
Thoroughly, so that waterproof material increases with the contact area plugged a hole, the connective stability of waterproof material and building structure is improved；
3. being not easy out by keeping pre- deformation to generate prestressing force after keeping 0.2MPa to solidify waterproof material after pressure release
Existing waterproof material leads to the case where leak, infiltration because elastic deformation range deficiency causes to separate again with building structure, so that anti-
Water effect is more lasting；
4. be uniformly distributed by connecting hole along the circumferential direction plugged a hole, so that waterproof material and the attachment force point between plugging a hole
Cloth is uniform, so that waterproof material and connecting between plugging a hole more stable.
Specific embodiment
With reference to embodiments, invention is further described in detail.
Embodiment 1
A kind of buildings waterproof blocking method, comprising the following steps:
(1) reinforcing bar detects, specific as follows:
Building rises is scanned by reinforcing bar survey meter, determines reinforcing bar distribution situation, and in building surface marking.
(2) expand hole, specific as follows:
According to reinforcing bar distribution situation, bore operation is carried out to leakage in the case where avoiding reinforcing bar, crack is expanded into benefit
Loophole is plugged a hole completely through building structure, and the concrete being attached on reinforcing bar is knocked out.
After formation is plugged a hole, the side wall plugged a hole is dug to form several depth as the intercommunicating pore of 1cm, intercommunicating pore is along benefit
The circumferential direction of loophole is uniformly distributed.
Plugged a hole by scour without sediment motion and intercommunicating pore be to remove residue, then by blower blowing will plug a hole and
Intercommunicating pore drying.
(3) template is built, specific as follows:
Template is pushed against both ends of plugging a hole by bracket, template will plug a hole completely enclosed.
Covering is covered with sealing material in the plate face that template is moved towards leak repairing, and sealing material uses sealing material generally in the art
Expect, in the present embodiment, sealing material is rubber.
The exhaust tube and Grouting Pipe through template are fixedly connected in one of template, on exhaust tube and Grouting Pipe
It is respectively connected with valve, closes exhaust tube and Grouting Pipe by the way that valve is logical.
(4) it is vacuumized in plugging a hole, specific as follows:
The valve in Grouting Pipe is closed, is then connected to by extractor fan with exhaust tube, aspirates leak repairing using extractor fan
Air in hole, so that interior formation vacuum state of plugging a hole, plugs a hole after vacuumizing, the valve closed on exhaust column simultaneously lays down pumping
Wind apparatus.
(5) high pressure injection waterproof material and constant pressure standing, specific as follows:
It by waterproof material heating melting and is squeezed out by screw extruder, the extrusion and Grouting Pipe of screw extruder connect
It is logical, the valve in Grouting Pipe is then opened, waterproof material injection is plugged a hole interior.
By the extrusion pressure of pressure sensor implementing monitoring screw extruder extruder head, when extrusion pressure reaches 1MPa
Afterwards, Grouting Pipe is closed, extruder is then unloaded, constant pressure stands 1h.
(6) pressure release is cooling, specific as follows:
The valve in Grouting Pipe is opened, waterproof material is released, extruder is connected to Grouting Pipe then, re-injects waterproof
Material closes the valve in Grouting Pipe after the extrusion pressure of extruder reaches 0.2MPa by pressure sensor real-time detection,
Then extruder is unloaded, standing is cooled to waterproof material solidification.
(7) template is dismantled, specific as follows:
Sealing material in template is coated with demoulding silicone oil and sheds the support of bracket after waterproof material solidification, template is torn open
Under.
Waterproof material includes the component of following mass fraction in step (5):
40 parts of thermoplastic polyurethane, 30 parts of calcium carbonate, 5 parts of polyimides, 2 parts of organo montmorillonite, 4 parts of silane coupling agent,
4 parts of steel fibre.
Length of steel fiber is 2mm.
Polyimides is the polyimide powder of partial size 0.2mm.
Waterproof material the preparation method is as follows:
Thermoplastic polyurethane is put into open mill to plasticate 30s, roll spacing 3mm, roller speed 40r/min；Calcium carbonate is added to be kneaded
30s, roll spacing 4mm, roller speed 20r/min；Polyimides, organo montmorillonite and steel fibre is added and is kneaded 60s, roll spacing 4mm, roller speed
20r/min；Silane coupling agent is added and is kneaded 30s, roll spacing 3mm, roller speed 30r/min；It is kneaded 45s, roll spacing 2mm, roller speed 40r/
min；It is kneaded 60s, roll spacing 1.5mm, roller speed 45r/min；Dumping.
Embodiment 2
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
45 parts of thermoplastic polyurethane, 35 parts of calcium carbonate, 5 parts of polyimides, 2 parts of organo montmorillonite, 4 parts of silane coupling agent,
4 parts of steel fibre.
Embodiment 3
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
50 parts of thermoplastic polyurethane, 35 parts of calcium carbonate, 5 parts of polyimides, 2 parts of organo montmorillonite, 4 parts of silane coupling agent,
4 parts of steel fibre.
Embodiment 4
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
55 parts of thermoplastic polyurethane, 40 parts of calcium carbonate, 5 parts of polyimides, 2 parts of organo montmorillonite, 4 parts of silane coupling agent,
4 parts of steel fibre.
Embodiment 5
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
60 parts of thermoplastic polyurethane, 40 parts of calcium carbonate, 5 parts of polyimides, 2 parts of organo montmorillonite, 4 parts of silane coupling agent,
4 parts of steel fibre.
Embodiment 6
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6 parts of polyimides, 3 parts of organo montmorillonite, 5 parts of silane coupling agent,
5 parts of steel fibre.
Embodiment 7
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 7 parts of polyimides, 4 parts of organo montmorillonite, 5 parts of silane coupling agent,
5 parts of steel fibre.
Embodiment 8
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 8 parts of polyimides, 5 parts of organo montmorillonite, 6 parts of silane coupling agent,
6 parts of steel fibre.
Embodiment 9
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 8 parts of polyimides, 6 parts of organo montmorillonite, 6 parts of silane coupling agent,
6 parts of steel fibre.
Embodiment 10
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6.5 parts of polyimides, 5.5 parts of organo montmorillonite, silane coupling agent 5
Part, 5.5 parts of steel fibre.
Embodiment 11
The difference from embodiment 1 is that
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6.5 parts of polyimides, 5.5 parts of organo montmorillonite, silane coupling agent 5
Part, 5.5 parts of steel fibre, 1 part of carbon fiber, 10 parts of quartz sand.
Carbon fiber length is 2mm, and quartz sand is the quartz sand powder of partial size 0.1mm.
Waterproof material the preparation method is as follows:
Thermoplastic polyurethane is put into open mill to plasticate 30s, roll spacing 3mm, roller speed 40r/min；Calcium carbonate is added to be kneaded
30s, roll spacing 4mm, roller speed 20r/min；Polyimides, organo montmorillonite, steel fibre, carbon fiber and quartz sand is added to be kneaded
60s, roll spacing 4mm, roller speed 20r/min；Silane coupling agent is added and is kneaded 30s, roll spacing 3mm, roller speed 30r/min；It is kneaded 45s, roller
Away from 2mm, roller speed 40r/min；It is kneaded 60s, roll spacing 1.5mm, roller speed 45r/min；Dumping.
Embodiment 12
Difference with embodiment 11 is
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6.5 parts of polyimides, 5.5 parts of organo montmorillonite, silane coupling agent 5
Part, 5.5 parts of steel fibre, 2 parts of carbon fiber, 12 parts of quartz sand.
Embodiment 13
Difference with embodiment 11 is
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6.5 parts of polyimides, 5.5 parts of organo montmorillonite, silane coupling agent 5
Part, 5.5 parts of steel fibre, 2 parts of carbon fiber, 14 parts of quartz sand.
Embodiment 14
Difference with embodiment 11 is
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6.5 parts of polyimides, 5.5 parts of organo montmorillonite, silane coupling agent 5
Part, 5.5 parts of steel fibre, 2 parts of carbon fiber, 15 parts of quartz sand.
Embodiment 15
Difference with embodiment 11 is
Waterproof material includes the component of following mass fraction in step (5):
52 parts of thermoplastic polyurethane, 38 parts of calcium carbonate, 6.5 parts of polyimides, 5.5 parts of organo montmorillonite, silane coupling agent 5
Part, 5.5 parts of steel fibre, 1.5 parts of carbon fiber, 13 parts of quartz sand.
Comparative example 1
Waterproof material includes the component of following mass fraction:
52 parts of thermoplastic polyurethane, 75 parts of calcium carbonate.
Waterproof material the preparation method is as follows:
Thermoplastic polyurethane is put into open mill to plasticate 30s, roll spacing 3mm, roller speed 40r/min；Calcium carbonate is added to be kneaded
30s, roll spacing 4mm, roller speed 20r/min；It is kneaded 60s, roll spacing 4mm, roller speed 20r/min；It is kneaded 30s, roll spacing 3mm, roller speed 30r/
min；It is kneaded 45s, roll spacing 2mm, roller speed 40r/min；It is kneaded 60s, roll spacing 1.5mm, roller speed 45r/min；Dumping.
Comparative example 2
Difference with comparative example 1 is
Waterproof material includes the component of following mass fraction:
60 parts of thermoplastic polyurethane, 67 parts of calcium carbonate.
Specific detection data comparison is shown in Table 1-4
Detection method uses GB/T 19250-2003 " polyurethane water-proof paint "；Detection project includes: tensile strength, breaks
Split stretching rate, tearing strength, impermeability, heating expansion and contraction, heat treatment post-tensioning strength retention；
The detection data of 1 comparative example 1-2 of table
| Project | Comparative example 1 | Comparative example 2 |
| Tensile strength (MPa) | 3.5 | 3.2 |
| It is broken stretching rate (%) | 582 | 593 |
| Tearing strength (N/mm) | 16 | 14 |
| Impermeability (0.3MPa, 30min) | It is waterproof | It is waterproof |
| It heats expansion and contraction (%) | 0.76 | 0.82 |
| It is heat-treated post-tensioning strength retention (%) | 85 | 81 |
The detection data of 2 embodiment 2-6 of table
The detection data of 3 embodiment 7-10 of table
| Project | Embodiment 7 | Embodiment 8 | Embodiment 9 | Embodiment 10 |
| Tensile strength (MPa) | 4.8 | 4.9 | 4.8 | 4.7 |
| It is broken stretching rate (%) | 647 | 638 | 637 | 638 |
| Tearing strength (N/mm) | 21 | 21 | 22 | 22 |
| Impermeability (0.3MPa, 30min) | It is waterproof | It is waterproof | It is waterproof | It is waterproof |
| It heats expansion and contraction (%) | 0.6 | 0.5 | 0.5 | 0.4 |
| It is heat-treated post-tensioning strength retention (%) | 95 | 96 | 96 | 97 |
The detection data of 4 embodiment 7-10 of table
It can be obtained according to table 1 and table 2, waterproof can be effectively improved by the way that polyimides, organo montmorillonite and steel fibre is added
The tensile strength of material, elongation at break, tearing strength, heat treatment post-tensioning strength retention, while heat shrink rate is reduced,
So that waterproof material structural strength is higher, stability is more preferable.
It can be obtained according to table 2 and table 3, polyimides, organo montmorillonite and content of steel fiber are higher, tensile strength, tearing
Intensity and heat treatment post-tensioning strength retention are higher, and elongation at break variation less, while reducing heat shrink rate, so that
Waterproof material structural strength is higher, and stability is more preferable.
Can be obtained according to table 3 and table 4, after quartz sand and carbon fiber is added, further increase waterproof material tensile strength,
Elongation at break, tearing strength, heat treatment post-tensioning strength retention, while heat shrink rate is further decreased, so that waterproof
Material structural strength is higher, and stability is more preferable.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of buildings waterproof blocking method, it is characterized in that: the following steps are included:
(1) reinforcing bar detects；
(2) expand hole, specific as follows:
It punches at diafiltration and is plugged a hole with being formed, reinforcing bar is evaded according to reinforcing bar detection result；
(3) template is built；
It is completely enclosed will plug a hole plugging a hole both ends fixed form；
(4) it is vacuumized in plugging a hole；
(5) high pressure injection waterproof material and constant pressure standing, specific as follows:
Towards the waterproof material for interior injection high-temperature fusion shape of plugging a hole, until constant pressure stands 1h after injection pressure reaches 1MPa；
(6) pressure release is cooling, specific as follows:
Pressure release is to 0.2MPa and is cooled to waterproof material solidification；
(7) template is dismantled.
2. buildings waterproof blocking method according to claim 1, it is characterized in that: formation is plugged a hole in the step (2)
Afterwards, the inner sidewall plugged a hole is hit along the direction chisel perpendicular to side wall to form connecting hole, connection hole depth is 1cm.
3. buildings waterproof blocking method according to claim 2, it is characterized in that: in the step (2), if connecting hole is arranged
Dry.
4. buildings waterproof blocking method according to claim 3, it is characterized in that: connecting hole is along leak repairing in the step (2)
The circumferential direction in hole is uniformly distributed.
5. buildings waterproof blocking method according to claim 4, it is characterized in that: connecting hole has been dug in the step (2)
Bi Hou is plugged a hole and connecting hole by clear water flushing.
6. buildings waterproof blocking method according to claim 1, it is characterized in that: in the step (3), template is towards leak repairing
The plate face in hole is covered with sealing material.
7. buildings waterproof blocking method according to claim 6, it is characterized in that: being connected in template in the step (3)
Pipe is starched through the exhaust tube and column of template, is individually equipped with the logical valve for closing exhaust tube or Grouting Pipe on exhaust tube and Grouting Pipe
Door.
8. buildings waterproof blocking method according to claim 1, it is characterized in that: waterproof material includes in the step (5)
The component of following mass fraction:
40-60 parts of thermoplastic polyurethane
30-40 parts of calcium carbonate
5-8 parts of polyimides
2-6 parts of organo montmorillonite
4-6 parts of silane coupling agent
4-6 parts of steel fibre.
9. buildings waterproof blocking method according to claim 8, it is characterized in that: waterproof material also wraps in the step (5)
Include the component of following mass fraction:
1-2 parts of carbon fiber
10-15 parts of quartz sand.
10. buildings waterproof blocking method according to claim 9, it is characterized in that: the length of the steel fibre and carbon fiber
Degree is 2mm, and the quartz sand is the quartz sand powder of partial size 0.1mm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608419A (en) * | 2020-06-02 | 2020-09-01 | 孔庆珍 | Building bearing cylinder repairing device based on big data |
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