CN103669417B - Prefabricated outer wall of basement seam crossing epoxy resin cement concrete and construction method thereof - Google Patents
Prefabricated outer wall of basement seam crossing epoxy resin cement concrete and construction method thereof Download PDFInfo
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- CN103669417B CN103669417B CN201310697604.1A CN201310697604A CN103669417B CN 103669417 B CN103669417 B CN 103669417B CN 201310697604 A CN201310697604 A CN 201310697604A CN 103669417 B CN103669417 B CN 103669417B
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Abstract
The invention discloses a kind of prefabricated outer wall of basement seam crossing epoxy resin cement concrete and construction method thereof, comprise step: precast wall body is installed, and in the reserved connecting reinforcement of seam crossing of precast wall body; Adopt screw shell to be connected and fixed the connecting reinforcement on contiguous prefabricated body of wall; Both sides in the seam crossing of precast wall body install template; In template, build epoxy resin cement concrete; After epoxy resin cement concrete polymerization film formation, form removal; Smear epoxy resin in epoxy resin cement concrete surface, and paste last layer glass fabric; Be coated with and scrape one deck epoxy resin daub in the surface of glass fabric. Connect two outer wall of basement by epoxy resin cement concrete, the dimensional stability that epoxy resin cement concrete is good and excellent interfacial bond property, can solve the problem at edge joint position percolating water effectively.
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 pre-Structure and the construction method thereof of outer wall of basement seam crossing epoxy resin cement concrete processed.
Background technology
Prefabricating technique gradually be widely used in frame structure, wall body structure etc. on the ground, but applicationRemain in many restrictions in underground structure, main cause is that underground structure water-impervious is had relatively high expectations, and prefabricated knotStructure is to be spliced one by one because the body of wall being prefabricated in factory is transported to job site, piece part anti-Infiltration 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 one and can solves prefabricated outer wall of basement seam crossing and oozeStructure and the construction party thereof of the prefabricated outer wall of basement seam crossing epoxy resin cement concrete of the problem of leakingMethod.
For realizing above-mentioned technique effect, the invention discloses a kind of prefabricated outer wall of basement seam crossing epoxy resinThe construction method of cement concrete, 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 water of having prepared in described templateCement concrete;
After described epoxy resin cement concrete polymerization film formation, remove described template;
Smear epoxy resin in described epoxy resin cement concrete surface, and paste last layer glass fibreCloth.
Described construction method is further improved and is, is further coated with and scrapes one in the surface of described glass fabricLayer epoxy resin daub, strengthens waterproof dynamics.
Described construction method is further improved and is, the component of described epoxy resin daub includes E-51 ringEpoxy resins, curing agent, nonionic emulsifier, anion emulsifier, reactive diluent, water, cement and outerAdd agent, 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 includesE-51 epoxy resin, curing agent, nonionic emulsifier, anion emulsifier, reactive diluent, water, waterMud, sand, stone and additive, 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, retainsDescribed template maintenance 2 days, to the piece position between described epoxy resin cement concrete and described precast wall bodyCarry out steam heated maintenance, curing temperature maintains more than 45 DEG C; After steam heated maintenance 3 days, stop steamHeating curing, removes described template after 2 days.
Described construction method is further improved and is, the stickup width of described glass fabric is greater than described pre-The width of the seam between body of wall processed, the dual-side of described glass fabric exceeds respectively described epoxy resin cementPiece 10cm between 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, bagDraw together the precast wall body of outer wall of basement, described precast wall body is reserved with connecting reinforcement at seam crossing, adjacent described inThe connecting reinforcement of precast wall body connects by screw shell, and described seam crossing has been built epoxy resin coagulating cementSoil, the surface coverage of described epoxy resin cement concrete has layer of glass cloth, described glass fabricSurface be coated with and scraped one deck epoxy resin daub.
Described structure is further improved and is, the surface of described epoxy resin cement concrete is coated with epoxyResin, and by described epoxy resin, described glass fabric is pasted on to described epoxy resin coagulating cementOn soil.
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, andThe edge of described epoxy resin daub forms the inclined-plane that is not more than 1:10.
The present invention has been owing to having adopted above technical scheme, makes it have following beneficial effect to be: outside basementAfter wall splicing, set up template in stitching portion, by cast-in-place epoxy resin cement concrete, connect two groundLower outdoor wall, utilizes the good dimensional stability of epoxy resin cement concrete and excellent interfacial bond property,Effectively solve the problem at edge joint position percolating water, made precast construction can be applicable to underground structure. Pass throughSurface conjunction layer of glass cloth at epoxy resin cement concrete further prevents percolating water.
Brief description of the drawings
Fig. 1 is the facade structures of the prefabricated outer wall of basement seam crossing of the present invention epoxy resin cement concrete constructionsSchematic diagram.
Fig. 2 is the plan structure of the prefabricated outer wall of basement seam crossing of the present invention epoxy resin cement concrete constructionsSchematic diagram.
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.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, 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 of the present inventionXoncrete structure comprises the precast wall body 11 of outer wall of basement, and precast wall body 11 is reserved with connection steel at seam crossingMuscle 12, the connecting reinforcement 12 of contiguous prefabricated body of wall 11 connects by screw shell 120, and seam crossing has been builtEpoxy resin cement concrete 13, connects the precast wall body 11 of two outer wall of basement, utilizes epoxy resinThe dimensional stability that cement concrete 13 is good and excellent interfacial bond property, solved effectively in seamThe problem of place's percolating water. The surface of epoxy resin cement concrete 13 is smeared epoxy resin and (in figure, is not shown ringEpoxy resins), and utilize this epoxy resin that layer of glass cloth 14 is affixed to epoxy resin cement concreteOn 13. The surface of glass fabric 14 is further coated with and has scraped one deck epoxy resin daub 15, and by this ringEpoxy resins clay 15 can more closely be combined in epoxy resin cement concrete 13 by glass fabric 14Above, can reach again the object of further reinforcement anti-seep water.
The main construction procedure 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 is pacified by fixed position liftingPut, connect the connecting reinforcement 12 in precast wall body 11, adjacent two precast wall bodies with screw shell 120Between 11 at a distance of more than 60cm;
2, coordinate shown in Fig. 5 and Fig. 6, install template 16 at the seam crossing of precast wall body 11, template 16 is pre-First smear with releasing agent, so that later stage form removal;
3, preparation epoxy resin cement concrete 13, first mixes curing agent, nonionic by E-51 epoxy resinEmulsifying agent, anion emulsifier, reactive diluent and water are mixed with aqueous epoxy resin emulsion, then according toThe design strengths such as outer wall of basement are mixed the material such as cement, sandstone and are stirred that to be mixed with epoxy resin cement mixedSolidifying soil 13, 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, to the piece portion between epoxy resin cement concrete 13 and precast wall body 11Steam heated maintenance is carried out in position, and curing temperature maintains more than 45 DEG C, to promote epoxy resin cement concretePolymerization of epoxy resins film forming in 13;
6, steam curing, after 3 days, can stop steam curing, after 2 days rear collapsible dies, as shown in Figure 8;
7, smear epoxy resin on epoxy resin cement concrete 13 and precast wall body 11 surfaces, junction,
Paste again upper glass fiber cloth 14, paste width than epoxy resin cement concrete 13 and precast wall body 11Piece both sides respectively have more 10cm, and evenly compacting, fully soaks into epoxy resin, as shown in Figure 9, and in glass fibersDimension cloth 14 surface is further coated with and scrapes one deck epoxy resin daub 15, aqueous epoxy resin emulsion mix cement can, consult shown in Fig. 2, more than epoxy resin daub 15 thickness must reach 2cm, epoxy resin daub 15Edge is pressed into the inclined-plane 17 that is not more than 1:10, plays the effect of protection corner, wherein joining of epoxy resin daubShown 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 canAccording to the above description the present invention is made to many variations example. Thereby some details in embodiment should not formLimitation of the invention, the present invention by the scope defining using appended claims as protection model of the present inventionEnclose.
Claims (8)
1. a construction method for prefabricated outer wall of basement seam crossing epoxy resin cement concrete, its spyLevy and be that described construction method comprises the following steps:
The precast wall body of outer wall of basement is installed, and in the reserved steel that connects of seam crossing of described precast wall bodyMuscle;
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 tree of having prepared in described templateFat cement concrete;
After described epoxy resin cement concrete polymerization film formation, remove described template;
Smear epoxy resin in described epoxy resin cement concrete surface, and paste last layer glassFiber cloth;
Surface in described glass fabric is further coated with and scrapes one deck epoxy resin daub.
2. construction method as claimed in claim 1, is characterized in that: described epoxy resin daubComponent includes E-51 epoxy resin, curing agent, nonionic emulsifier, anion emulsifier, activityDiluent, water, cement and additive, and the proportioning of described component is 30:5:3:2:10:30:75:1.5.
3. construction method as claimed in claim 1, is characterized in that: described epoxy resin cement is mixedSolidifying native component include E-51 epoxy resin, curing agent, nonionic emulsifier, anion emulsifier,Reactive diluent, water, cement, sand, stone and additive, and the proportioning of described component is25:4:3:1:8:38:100:180:230:2。
4. construction method as claimed in claim 3, is characterized in that: described epoxy resin cement is mixedAfter solidifying soil is built, retain described template maintenance 2 days, to described epoxy resin cement concrete with described inSteam heated maintenance is carried out at piece position between precast wall body, and curing temperature maintains more than 45 DEG C;After steam heated maintenance 3 days, stop steam heated maintenance, after 2 days, remove described template.
5. construction method as claimed in claim 1, is characterized in that: described glass fabric stickyPaste the width that width is greater than the seam between described precast wall body, the dual-side of described glass fabric respectivelyExceed the piece 10cm between described epoxy resin cement concrete and described precast wall body.
6. a prefabricated outer wall of basement seam crossing epoxy resin cement concrete constructions, is characterized in that:Described structure comprises the precast wall body of outer wall of basement, and described precast wall body is reserved with connection at seam crossingReinforcing bar, the connecting reinforcement of adjacent described precast wall body connects by screw shell, and described seam crossing is builtHave epoxy resin cement concrete, the surface coverage of described epoxy resin cement concrete has one deck glassFiber cloth, the surface of described glass fabric is coated with has scraped one deck epoxy resin daub, described epoxy resinThe surface of cement concrete is coated with epoxy resin, and by described epoxy resin by described glass fibersWei Bu is pasted on described epoxy resin cement concrete.
7. structure as claimed in claim 6, is characterized in that: phase between adjacent described precast wall bodyMore than 60cm.
8. structure as claimed in claim 6, is characterized in that: the thickness of described epoxy resin daubMore than reaching 2cm, and the edge of described epoxy resin daub forms the inclined-plane that is not more than 1:10.
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| 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 |
| CN110055976B (en) * | 2019-04-25 | 2021-09-28 | 广东新荣荣电力科技有限公司 | Reinforced concrete prefabricated member |
| CN110241848B (en) * | 2019-06-20 | 2021-06-11 | 中国十七冶集团有限公司 | Method for connecting precast pile of retaining wall and precast retaining plate |
| CN112982744B (en) * | 2021-02-25 | 2022-09-20 | 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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