CN103669417A - Epoxy resin cement concrete used at position of prefabricated basement exterior wall joint and construction method thereof - Google Patents
Epoxy resin cement concrete used at position of prefabricated basement exterior wall joint and construction method thereof Download PDFInfo
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- CN103669417A CN103669417A CN201310697604.1A CN201310697604A CN103669417A CN 103669417 A CN103669417 A CN 103669417A CN 201310697604 A CN201310697604 A CN 201310697604A CN 103669417 A CN103669417 A CN 103669417A
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- epoxy resin
- cement concrete
- resin cement
- wall body
- construction method
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- 239000003822 epoxy resin Substances 0.000 title claims abstract description 101
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 101
- 239000004568 cement Substances 0.000 title claims abstract description 71
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 239000004744 fabric Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000011521 glass Substances 0.000 claims description 21
- 230000002787 reinforcement Effects 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 claims description 9
- 150000001450 anions Chemical class 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000003085 diluting agent Substances 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 5
- 239000012875 nonionic emulsifier Substances 0.000 claims description 5
- 238000006116 polymerization reaction Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 238000009415 formwork Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 239000003365 glass fiber Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses epoxy resin cement concrete used at the position of a prefabricated basement exterior wall joint and a construction method thereof. The method comprises the steps of mounting prefabricated walls and reserving connecting rebars at prefabricated wall joints; connecting and fixing the connecting rebars on adjacent prefabricated walls with threaded sleeves; erecting formworks on the two sides of each prefabricated wall joint; pouring the epoxy resin cement concrete in the formworks; dismounting the formworks after the epoxy resin cement concrete is polymerized into films; coating the surface of the epoxy resin cement concrete with epoxy resin and pasting a layer of glass fiber cloth; coating the surface of the glass fiber cloth with a layer of epoxy resin cement gum. According to the epoxy resin cement concrete used at the position of the prefabricated basement exterior wall joint and the construction method thereof, two basement exterior walls are connected through the epoxy resin cement concrete, and the excellent dimensional stability and interface bonding performance of the epoxy resin cement concrete can effectively solve the problem of water leakage at the position of the joint.
Description
Technical field
The present invention relates to solve the construction method of prefabricated outer wall of basement seam crossing percolating water, especially a kind of structure and construction method thereof of prefabricated outer wall of basement seam crossing epoxy resin cement concrete.
Background technology
Prefabricating technique gradually be widely used in frame construction, ground wall body structure etc., but being applied to underground structure remains in many restrictions, main cause is that underground structure percolation-proof is had relatively high expectations, and precast construction is to be spliced one by one because the body of wall being prefabricated in factory is transported to job site, the percolation-proof of piece part just becomes the technical difficult points of precast construction application.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of structure and construction method thereof of prefabricated outer wall of basement seam crossing epoxy resin cement concrete of the problem that can solve prefabricated outer wall of basement seam crossing percolating water.
For realizing above-mentioned technique effect, the invention discloses a kind of construction method of prefabricated outer wall of basement seam crossing epoxy resin cement concrete, comprise the following steps:
The precast wall body of outer wall of basement is installed, and in the reserved connecting reinforcement of seam crossing of described precast wall body;
Adopt screw shell to be connected and fixed the connecting reinforcement on adjacent described precast wall body;
Both sides in the seam crossing of described precast wall body install template;
Preparation epoxy resin cement concrete is built the described epoxy resin cement concrete of having prepared in described template;
After described epoxy resin cement concrete polymerization film formation, remove described template;
In described epoxy resin cement concrete surface, smear epoxy resin, and paste last layer glass fabric.
Described construction method is further improved and is, in the surface of described glass fabric, is further coated with and scrapes one deck epoxy resin daub, strengthens waterproof dynamics.
Described construction method is further improved and is, the component of described epoxy resin daub includes E-51 epoxy resin, curing compound, nonionic emulsifier, anion emulsifier, reactive diluent, water, cement and Admixture, and the proportioning of described component is 30:5:3:2:10:30:75:1.5.
Described construction method is further improved and is, the component of described epoxy resin cement concrete includes E-51 epoxy resin, curing compound, nonionic emulsifier, anion emulsifier, reactive diluent, water, cement, sand, stone and Admixture, and the proportioning of described component is 25:4:3:1:8:38:100:180:230:2.
Described construction method is further improved and is, after described epoxy resin cement concrete is built, retain described template maintenance 2 days, steam heated maintenance is carried out in the piece position between described epoxy resin cement concrete and described precast wall body, curing temperature maintains more than 45 ℃; After steam heated maintenance 3 days, stop steam heated maintenance, after 2 days, remove described template.
Described construction method is further improved and is, the stickup width of described glass fabric is greater than the width of the seam between described precast wall body, and the dual-side of described glass fabric exceeds respectively the piece 10cm between described epoxy resin cement concrete and described precast wall body.
The invention also discloses a kind of prefabricated outer wall of basement seam crossing epoxy resin cement concrete constructions, the precast wall body that comprises outer wall of basement, described precast wall body is reserved with connecting reinforcement at seam crossing, the connecting reinforcement of adjacent described precast wall body connects by screw shell, described seam crossing has been built epoxy resin cement concrete, the surface coverage of described epoxy resin cement concrete has layer of glass cloth, and the surface of described glass fabric is coated with has scraped one deck epoxy resin daub.
Described structure is further improved and is, the surface of described epoxy resin cement concrete is coated with epoxy resin, and by described epoxy resin, described glass fabric is pasted on described epoxy resin cement concrete.
Described structure is further improved and is, between adjacent described precast wall body at a distance of more than 60cm.
Described structure is further improved and is, more than the thickness of described epoxy resin daub reaches 2cm, and the edge of described epoxy resin daub forms the inclined-plane that is not more than 1:10.
The present invention is owing to having adopted above technical scheme, making it have following beneficial effect is: after outer wall of basement splicing, in stitching portion, set up template, by cast-in-place epoxy resin cement concrete, connect two outer wall of basement, utilize the good dimensional stability of epoxy resin cement concrete and excellent interfacial bond property, effectively solved the problem at edge joint position percolating water, make precast construction can be applicable to underground structure.By the surface conjunction layer of glass cloth at epoxy resin cement concrete, further prevent percolating water.
Accompanying drawing explanation
Fig. 1 is the facade structures schematic diagram of the prefabricated outer wall of basement seam crossing of the present invention epoxy resin cement concrete constructions.
Fig. 2 is the plan structure schematic diagram of the prefabricated outer wall of basement seam crossing of the present invention epoxy resin cement concrete constructions.
Fig. 3 is the elevational schematic view of precast wall body syndeton of the present invention.
Fig. 4 is the schematic top plan view of precast wall body syndeton of the present invention.
Fig. 5 is the elevational schematic view of epoxy resin cement concrete formwork erecting structure of the present invention.
Fig. 6 is the schematic top plan view of epoxy resin cement concrete formwork erecting structure of the present invention.。
Fig. 7 is the pouring structure schematic diagram of epoxy resin cement concrete of the present invention.
Fig. 8 is the structural representation after the epoxy resin cement concrete of the present invention demoulding.
Fig. 9 is the structural representation of epoxy resin cement concrete surface sticking glass fabric of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the present invention is further detailed explanation.
First consult shown in Fig. 1 and Fig. 2, prefabricated outer wall of basement seam crossing epoxy resin cement concrete constructions of the present invention comprises the precast wall body 11 of outer wall of basement, precast wall body 11 is reserved with connecting reinforcement 12 at seam crossing, the connecting reinforcement 12 of contiguous prefabricated body of wall 11 connects by screw shell 120, seam crossing has been built epoxy resin cement concrete 13, the precast wall body 11 that connects two outer wall of basement, utilize the good dimensional stability of epoxy resin cement concrete 13 and excellent interfacial bond property, effectively solved the problem at seam crossing percolating water.Epoxy resin (not showing epoxy resin in figure) is smeared on the surface of epoxy resin cement concrete 13, and utilizes this epoxy resin that layer of glass cloth 14 is affixed on epoxy resin cement concrete 13.The surface of glass fabric 14 is further coated with and has scraped one deck epoxy resin daub 15, and glass fabric 14 more closely can be combined on epoxy resin cement concrete 13 by this epoxy resin daub 15, can reach again the object of further reinforcement anti-seep water.
The main construction sequence of the prefabricated outer wall of basement seam crossing of the present invention epoxy resin cement concrete is as follows:
1, coordinate shown in Fig. 3 and Fig. 4, the precast wall body of outer wall of basement 11 placed by permanent position lifting, the connecting reinforcement 12 connecting in precast wall bodies 11 with screw shell 120, between adjacent two precast wall bodies 11 at a distance of more than 60cm;
2, coordinate shown in Fig. 5 and Fig. 6, at the seam crossing of precast wall body 11, install template 16, template 16 is smeared with release agent in advance, so that later stage form removal;
3, preparation epoxy resin cement concrete 13, first E-51 epoxy resin is mixed to curing compound, nonionic emulsifier, anion emulsifier, reactive diluent and water and be mixed with aqueous epoxy resin emulsion, according to mixing the materials such as cement, sandstone with design strengths such as outer wall of basement, stir and be mixed with epoxy resin cement concrete 13 again, the proportioning of epoxy resin cement concrete 13 is as shown in table 1 below;
Table 1
4, in template 16, build epoxy resin cement concrete 13, and vibration compacting, as shown in Figure 7;
5, curing in the mold is after 2 days, and steam heated maintenance is carried out in the piece position of 11 of epoxy resin cement concrete 13 and precast wall bodies, and curing temperature maintains more than 45 ℃, to promote polymerization of epoxy resins film forming in epoxy resin cement concrete 13;
6, steam curing, after 3 days, can stop steam curing, after 2 days rear collapsible dies, as shown in Figure 8;
7, on epoxy resin cement concrete 13 and precast wall body 11 surfaces, junction, smear epoxy resin,
Paste again upper glass cloth 14, paste width and respectively have more 10cm than epoxy resin cement concrete 13 and the piece both sides of precast wall body 11, evenly compacting, fully soak into epoxy resin, as shown in Figure 9, on glass fabric 14 surfaces, be further coated with and scrape one deck epoxy resin daub 15, be that aqueous epoxy resin emulsion mixes cement and can obtain, consult shown in Fig. 2, more than epoxy resin daub 15 thickness must reach 2cm, epoxy resin daub 15 edges are pressed into the inclined-plane 17 that is not more than 1:10, play the effect of protection corner, wherein the proportioning of epoxy resin daub is as shown in following table table 2,
Table 2
8, pit backfill soil, completes construction.
Below embodiment has been described in detail the present invention by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thereby some details in embodiment should not form limitation of the invention, the present invention will be usingd scope that appended claims defines as protection scope of the present invention.
Claims (10)
1. a construction method for prefabricated outer wall of basement seam crossing epoxy resin cement concrete, is characterized in that described construction method comprises the following steps:
The precast wall body of outer wall of basement is installed, and in the reserved connecting reinforcement of seam crossing of described precast wall body;
Adopt screw shell to be connected and fixed the connecting reinforcement on adjacent described precast wall body;
Both sides in the seam crossing of described precast wall body install template;
Preparation epoxy resin cement concrete is built the described epoxy resin cement concrete of having prepared in described template;
After described epoxy resin cement concrete polymerization film formation, remove described template;
In described epoxy resin cement concrete surface, smear epoxy resin, and paste last layer glass fabric.
2. construction method as claimed in claim 1, is characterized in that: the surface in described glass fabric is further coated with and scrapes one deck epoxy resin daub.
3. construction method as claimed in claim 2, it is characterized in that: the component of described epoxy resin daub includes E-51 epoxy resin, curing compound, nonionic emulsifier, anion emulsifier, reactive diluent, water, cement and Admixture, and the proportioning of described component is 30:5:3:2:10:30:75:1.5.
4. construction method as claimed in claim 1, it is characterized in that: the component of described epoxy resin cement concrete includes E-51 epoxy resin, curing compound, nonionic emulsifier, anion emulsifier, reactive diluent, water, cement, sand, stone and Admixture, and the proportioning of described component is 25:4:3:1:8:38:100:180:230:2.
5. construction method as claimed in claim 4, it is characterized in that: after described epoxy resin cement concrete is built, retain described template maintenance 2 days, steam heated maintenance is carried out in piece position between described epoxy resin cement concrete and described precast wall body, and curing temperature maintains more than 45 ℃; After steam heated maintenance 3 days, stop steam heated maintenance, after 2 days, remove described template.
6. construction method as claimed in claim 1, it is characterized in that: the stickup width of described glass fabric is greater than the width of the seam between described precast wall body, the dual-side of described glass fabric exceeds respectively the piece 10cm between described epoxy resin cement concrete and described precast wall body.
7. a prefabricated outer wall of basement seam crossing epoxy resin cement concrete constructions, it is characterized in that: described structure comprises the precast wall body of outer wall of basement, described precast wall body is reserved with connecting reinforcement at seam crossing, the connecting reinforcement of adjacent described precast wall body connects by screw shell, described seam crossing has been built epoxy resin cement concrete, the surface coverage of described epoxy resin cement concrete has layer of glass cloth, and the surface of described glass fabric is coated with has scraped one deck epoxy resin daub.
8. structure as claimed in claim 7, is characterized in that: the surface of described epoxy resin cement concrete is coated with epoxy resin, and by described epoxy resin, described glass fabric is pasted on described epoxy resin cement concrete.
9. structure as claimed in claim 7, is characterized in that: between adjacent described precast wall body at a distance of more than 60cm.
10. structure as claimed in claim 7, is characterized in that: more than the thickness of described epoxy resin daub reaches 2cm, and the edge of described epoxy resin daub forms the inclined-plane that is not more than 1:10.
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| CN201310697604.1A CN103669417B (en) | 2013-12-17 | 2013-12-17 | Prefabricated outer wall of basement seam crossing epoxy resin cement concrete and construction method thereof |
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| CN201310697604.1A CN103669417B (en) | 2013-12-17 | 2013-12-17 | Prefabricated outer wall of basement seam crossing epoxy resin cement concrete and construction method thereof |
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| CN103669417A true CN103669417A (en) | 2014-03-26 |
| CN103669417B CN103669417B (en) | 2016-05-11 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947711A (en) * | 2015-05-28 | 2015-09-30 | 中国建筑第八工程局有限公司 | Basement exterior wall structure and construction method thereof |
| CN106436691A (en) * | 2016-10-11 | 2017-02-22 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated underground continuous wall vertical assembly method |
| CN107476639A (en) * | 2017-09-22 | 2017-12-15 | 中国南方电网有限责任公司超高压输电公司柳州局 | A kind of preparation method of transmission tower main material root long-life anticorrosion structure |
| CN108285300A (en) * | 2018-04-02 | 2018-07-17 | 贵阳市政建设有限责任公司混凝土制品分公司 | A kind of large volume epoxy resin concrete casting craft |
| CN108915248A (en) * | 2018-07-24 | 2018-11-30 | 福州大学 | The continuous construction method of fiber is realized in concrete structure seam crossing using mold |
| CN110055976A (en) * | 2019-04-25 | 2019-07-26 | 宿州云宏建设安装有限公司 | A kind of reinforced concrete precast member |
| CN110241848A (en) * | 2019-06-20 | 2019-09-17 | 中国十七冶集团有限公司 | A kind of connection method of retaining wall prefabricated pile and prefabricated breast boards |
| CN112982744A (en) * | 2021-02-25 | 2021-06-18 | 吉林建筑大学 | Thermal-break heat-insulation tie piece, light external-hanging heat-insulation wallboard and system thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947711A (en) * | 2015-05-28 | 2015-09-30 | 中国建筑第八工程局有限公司 | Basement exterior wall structure and construction method thereof |
| CN106436691A (en) * | 2016-10-11 | 2017-02-22 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated underground continuous wall vertical assembly method |
| CN107476639A (en) * | 2017-09-22 | 2017-12-15 | 中国南方电网有限责任公司超高压输电公司柳州局 | A kind of preparation method of transmission tower main material root long-life anticorrosion structure |
| CN108285300A (en) * | 2018-04-02 | 2018-07-17 | 贵阳市政建设有限责任公司混凝土制品分公司 | A kind of large volume epoxy resin concrete casting craft |
| CN108915248A (en) * | 2018-07-24 | 2018-11-30 | 福州大学 | The continuous construction method of fiber is realized in concrete structure seam crossing using mold |
| CN110055976A (en) * | 2019-04-25 | 2019-07-26 | 宿州云宏建设安装有限公司 | A kind of reinforced concrete precast member |
| CN110241848A (en) * | 2019-06-20 | 2019-09-17 | 中国十七冶集团有限公司 | A kind of connection method of retaining wall prefabricated pile and prefabricated breast boards |
| CN112982744A (en) * | 2021-02-25 | 2021-06-18 | 吉林建筑大学 | Thermal-break heat-insulation tie piece, light external-hanging heat-insulation wallboard and system thereof |
| CN112982744B (en) * | 2021-02-25 | 2022-09-20 | 吉林建筑大学 | A heat-blocking and thermal-insulation tie member, a lightweight external-hanging thermal-insulation wallboard, and a system thereof |
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