CN112359987A - Treatment method for closing water in gap between special-shaped steel-wood structure glued wood column core and hardware - Google Patents
Treatment method for closing water in gap between special-shaped steel-wood structure glued wood column core and hardware Download PDFInfo
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- CN112359987A CN112359987A CN202011302252.1A CN202011302252A CN112359987A CN 112359987 A CN112359987 A CN 112359987A CN 202011302252 A CN202011302252 A CN 202011302252A CN 112359987 A CN112359987 A CN 112359987A
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- Prior art keywords
- gap
- column core
- daub
- plugging
- water
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
Abstract
The invention provides a treatment method for closing water in a gap between a special-shaped steel-wood structure glued wood column core and hardware, which comprises the following steps: the method comprises the following steps: s1, primary processing; s2, coating a primer; s3, installing a water stop bar; s4, filling the modified plugging daub; s5, brushing waterproof paint; s6, spraying weather-resistant glue; and S7, removing the protective paper. The invention not only improves the water closing and water-proof effects, but also saves the maintenance times in the later period and can effectively protect the wood.
Description
Technical Field
The invention relates to the technical field of water closing treatment, in particular to a method for closing water in a gap between a special-shaped steel-wood structure glued wood column core and hardware.
Background
Most of the conventional connection modes of the heavy wood structure of the current generation wood structure are that the laminated wood and hardware are connected in a rib planting or bolt mode. No matter the hardware is in the veneer wood inslot or outside parcel veneer, because the uncontrollable deformation in processing and the requirement of construction tolerance and the course of working, finally all can lead to the contact surface of veneer and hardware to have certain space, there is the space later stage and can appear the infiltration condition, leads to the structural life and the outward appearance effect of hardware and veneer to receive the influence.
At present, the assembly type wood structure has no relatively wide and reliable construction experience, the application of the special-shaped steel wood structure is less, a wide and reliable construction process is not available, and the standardization degree is not high. It is now common practice to seal the gap with structural or weatherproof glue. When the method is used for closing the water in the column core gap, the effect is feasible in a short period, but the structural adhesive is easy to age after the test of no time, the quality problems such as cracking and the like occur frequently, and the adhesive applying treatment needs to be repeatedly carried out, so that the maintenance cost is increased and the water seepage uncertainty is caused. Secondly, the structure with higher height needs to be maintained by gluing, needs to lease a crank arm vehicle or set up a scaffold, and the requirement of the measure expense is even higher than the maintenance expense, so that the maintenance cost is increased.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a method for treating the water closing of the gap between the glued-laminated timber column core and the hardware in the special-shaped steel-wood structure, so as to realize the one-time excellent water closing quality of the gap between the glued-laminated timber column core and the hardware.
The invention provides a treatment method for closing water in a gap between a special-shaped steel-wood structure glued wood column core and hardware, which comprises the following steps:
s1, primary processing; carrying out surface treatment on a base layer at the gap of the laminated wood column core, and pasting protective paper on two sides of the gap on the laminated wood column core;
s2, coating a primer; coating a primer at the gap;
s3, installing a water stop bar; filling water stop strips are arranged at the gaps;
s4, filling the modified plugging daub; filling modified plugging daub at the upper part of the water stop strip at the gap, and trowelling by using a tool for full fitting;
s5, brushing waterproof paint; coating waterproof paint on the surface of the plugging daub for 2-3 times;
s6, spraying weather-resistant glue; sealing and protecting the internal corners of the glued wood column core by weather-resistant glue;
s7, removing the protective paper; and after the waterproof coating is completely dried, removing the protective paper.
Preferably, in S1, the specific operations of the surface treatment of the base layer are: and cleaning the gap, and polishing by using sand paper.
Preferably, in S1, the protective paper is a textured paper.
Preferably, in S4, the preparation method of the modified plugging mastic comprises: mixing the plugging daub with butter, adding hemp thread, kneading into a dough, and kneading into a strip shape with a size similar to the gap.
Preferably, in S4, the cemented wood column core is trimmed at the male and female corners to form circular arc corners.
Preferably, in S5, the painting directions of the waterproof paint are criss-cross.
Preferably, in S6, the weather-resistant glue is sprayed by a glue gun; when spraying, the glue gun moves towards one direction and the gluing speed is uniform.
Compared with the prior art, the invention has the following beneficial effects: the invention provides a treatment method for effectively solving the problem of water leakage or water seepage at a gap between hardware and a glued wood column core, which comprises the steps of treating the surface of a base layer, increasing the contact area, replacing a paint film with a primer, protecting the glued wood column core to enhance viscosity, ensuring firm bonding between a blocking material and a cement blocking material, sequentially adopting a water stop strip for blocking, blocking and sealing a gap edge space by using the cement blocking material, brushing an anti-seepage treatment by using a waterproof coating, finally sealing and protecting a reentrant corner of the column core by using weather-resistant glue, and simultaneously playing a role in water closing. The invention not only improves the water closing and water-proof effects, but also saves the maintenance times in the later period and can effectively protect the wood. In addition, the materials used in the invention are common materials in engineering, the construction cost is low, and the maintenance frequency is reduced, so that the later maintenance cost can be effectively solved.
Detailed Description
The following examples are provided to further understand the present invention, not to limit the scope of the present invention, but to provide the best mode, not to limit the content and the protection scope of the present invention, and any product similar or similar to the present invention, which is obtained by combining the present invention with other prior art features, falls within the protection scope of the present invention.
Examples
A method for treating water closing of a gap between a special-shaped steel-wood structure glued wood column core and hardware comprises the following steps:
s1, primary processing; carrying out surface treatment on a base layer at the gap of the laminated wood column core, namely cleaning the gap and slightly polishing the gap by using sand paper; pasting the masking paper on two sides of the glued wood column core at the gap, wherein the pasting process is continuous as much as possible, the joint is avoided, the pasting is along the edge of the gap and is level with the edge of the gap, and the pasting is tight and has no wrinkles;
s2, coating a primer; coating a primer at the gap;
s3, installing a water stop bar; filling water stop strips are arranged at the gaps; water stop strips with different specifications are selected according to the special-shaped gap of the glued wood column core, and the glued wood column core is cut, stacked or pressed, kneaded and processed into a required shape to be installed and filled in the gap, so that the glued wood column core is effectively filled, and the water stop strips can expand when meeting water to play a role in primary water prevention;
s4, filling the modified plugging daub; filling modified plugging daub at the upper part of the water stop strip at the gap, uniformly paving, embedding and filling the modified plugging daub in the gap, trowelling and fully fitting the gap by using a tool, wherein the surface is full and compact, the edge is seamless, and the male and female corners of the glued wood column core are trowelled into arc corners; the preparation method of the modified plugging daub comprises the following steps: mixing the plugging daub with butter, adding hemp threads, fully kneading into a dough shape, and kneading into a strip shape with the size close to the gap; the butter can effectively protect paint films on the surfaces of the laminated wood column core and the hardware, and can ensure that the plugging daub does not crack by playing a synergistic effect with hemp;
s5, brushing waterproof paint; coating transparent waterproof paint on the surface of the plugging daub for 3 times to form an effective surface waterproof protective layer, wherein the surface coating cannot be omitted, the coating directions are staggered vertically and horizontally, the whole surface is coated when the top column core is coated, and the coating exceeds the edge range;
s6, spraying weather-resistant glue; sealing and protecting the internal corners of the glued wood column core by weather-resistant glue; the weather-resistant glue is sprayed by a glue gun, and during spraying, the glue gun moves towards one direction and has uniform gluing speed, so that air is discharged, and the glue spraying thickness is uniform;
s7, removing the masking paper; and after the waterproof coating is completely dried, removing the pattern beautifying paper.
Comparative example 1
Compared with the embodiment, the method is characterized in that no hemp thread is added into the modified plugging mortar.
Comparative example 2
Compared with the embodiment, the method is characterized in that no butter is added into the modified plugging mortar.
Comparative example 3
Compared with the embodiment, the method is characterized in that the modified plugging daub is replaced by the plugging daub.
Comparative example 4
A method for treating water-tight gaps between glued-laminated timber column cores and hardware in a special-shaped steel-wood structure is characterized in that weather-resistant glue is directly adopted to seal the gaps between the glued-laminated timber column cores and the hardware in an in-and-out mode.
Test examples
The waterproof performance test is respectively carried out on the gaps between the special-shaped steel-wood structure glued wood column core and the hardware after the treatment by the methods of the embodiment and the comparative examples 1 to 4, and the test results are shown in the following table:
| item | Hydraulic pressure (Mpa) | Retention time (min) |
| Examples | ≥1.1 | ≥30 |
| Comparative example 1 | ≥0.8 | ≥30 |
| Comparative example 2 | ≥0.7 | ≥30 |
| Comparative example 3 | ≥0.6 | ≥30 |
| Comparative example 4 | ≥0.3 | ≥30 |
The above table shows that the gaps between the special-shaped steel-wood structure glued wood column cores and hardware treated by the method have excellent water-closing and water-proof effects, and the plugging daub has a good modification effect after the synergistic action of the butter and the hemp threads, so that the waterproof performance of the modified plugging daub is greatly improved, and the modified plugging daub is well prevented from cracking.
This embodiment is handled through the basement base face, and adopts stagnant water adhesive tape, modified shutoff daub, transparent waterproof coating, resistant glue to handle the gap of veneer lumber core and hardware in proper order, and multichannel waterproof sealing material sets up defences, can be effectively multiple close water to the space between veneer lumber core and the hardware, avoids the infiltration condition in steel-wood structure pillar core space, avoids later stage reworking and later maintenance, practices thrift time limit for a project, cost. The embodiment can ensure that the gap is sealed compactly and reliably, is durable and not easy to age, and can effectively protect the paint film on the surface of the wood. After the method of the embodiment is used, the water closing problem can be effectively solved and the later maintenance cost can be saved due to the fact that the maintenance frequency is saved, and one-time excellent water closing quality of the column core gap is achieved. The embodiment not only improves the water closing and waterproof effects, realizes the one-time excellent water closing quality of the column core gap, but also saves the maintenance times in the later period, can effectively protect wood, saves the maintenance cost and ensures the attractiveness and safety of the structure.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. A treatment method for closing water in a gap between a special-shaped steel-wood structure glued wood column core and hardware is characterized by comprising the following steps:
s1, primary processing; carrying out surface treatment on a base layer at the gap of the laminated wood column core, and pasting protective paper on two sides of the gap on the laminated wood column core;
s2, coating a primer; coating a primer at the gap;
s3, installing a water stop bar; filling water stop strips are arranged at the gaps;
s4, filling the modified plugging daub; filling modified plugging daub at the upper part of the water stop strip at the gap, and trowelling by using a tool for full fitting;
s5, brushing waterproof paint; coating waterproof paint on the surface of the plugging daub for 2-3 times;
s6, spraying weather-resistant glue; sealing and protecting the internal corners of the glued wood column core by weather-resistant glue;
s7, removing the protective paper; and after the waterproof coating is completely dried, removing the protective paper.
2. The process of claim 1, wherein in S1, the specific operations of the surface treatment of the substrate are: and cleaning the gap, and polishing by using sand paper.
3. The process of claim 1, wherein in S1, the protective paper is a textured paper.
4. The process of claim 1, wherein in S4, the modified plugging mastic is prepared by: mixing the plugging daub with butter, adding hemp thread, kneading into a dough, and kneading into a strip shape with a size similar to the gap.
5. The process of claim 1, wherein in S4, the core of the laminated wood column is chamfered into a circular arc at the male and female corners.
6. The method of claim 1, wherein in S5, the painting directions of the waterproof paint are criss-cross.
7. The process of claim 1, wherein in S6, the weather-resistant adhesive is sprayed using a glue gun; when spraying, the glue gun moves towards one direction and the gluing speed is uniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302252.1A CN112359987A (en) | 2020-11-19 | 2020-11-19 | Treatment method for closing water in gap between special-shaped steel-wood structure glued wood column core and hardware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302252.1A CN112359987A (en) | 2020-11-19 | 2020-11-19 | Treatment method for closing water in gap between special-shaped steel-wood structure glued wood column core and hardware |
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| Publication Number | Publication Date |
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| CN112359987A true CN112359987A (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011302252.1A Pending CN112359987A (en) | 2020-11-19 | 2020-11-19 | Treatment method for closing water in gap between special-shaped steel-wood structure glued wood column core and hardware |
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| CN (1) | CN112359987A (en) |
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| CN107190855A (en) * | 2017-06-29 | 2017-09-22 | 苏州园林发展股份有限公司 | A kind of laminated structure and its application in building in the style of the ancients |
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Application publication date: 20210212 |