CN207878393U - Hydraulic structure composite anti-penetrating system - Google Patents
Hydraulic structure composite anti-penetrating system Download PDFInfo
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- CN207878393U CN207878393U CN201721650588.0U CN201721650588U CN207878393U CN 207878393 U CN207878393 U CN 207878393U CN 201721650588 U CN201721650588 U CN 201721650588U CN 207878393 U CN207878393 U CN 207878393U
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Abstract
The utility model provides a kind of hydraulic structure composite anti-penetrating system, is sequentially formed including prime coat and film waterproof material on hydraulic structure concrete surface；Wherein, prime coat includes first coating and/or epoxy putty layer, second coating；First coating is the epoxy primer of moist or dry concrete surface；Second coating is polyurethane primer；Film waterproof material is organic polymer class elastomeric material.Separately there is a silicon sand layer between first coating and/or epoxy putty layer, second coating, and/or, separately there is a top coat layer on film waterproof material.Composite anti-penetrating system provided by the utility model and the binding force of concrete surface are strong, elastic good, impact-resisting wear-resisting, can adapt to hydraulic structure (including：Dam, water-conveyance tunnel, box culvert, channel, pipeline) the moist, construction environment of low temperature and long-term bubble, the use environment that high-velocity flow washes away do not soften, do not fall off, and it is safe and environment-friendly.
Description
Technical field
The utility model belongs to hydraulic engineering field, be related to it is a kind of for hydraulic structure (including：Dam, channel, pipe
Road, tunnel, box culvert etc.) concrete protection antiseepage system.
Background technology
Water conservancy structure includes dam, water-conveyance tunnel, aqueduct, channel, pipeline etc., and main body is by concrete material
The characteristics of composition, concrete has abundant raw material, cheap, simple production process, while concrete also has compression strength
The features such as height, durability is good, and strength grade range is wide.But people have found in the research to concrete structure durability：
The defects of construction joint face and structural joint face and concrete surface crack is that influence hydraulic structure is resistance to as the main thoroughfare of infiltration
The key factor of long property.These positions often become cracking resistance, antiskid and resist under the influence of the factors such as temperature stress and environment
It oozes, the weak link of freeze proof evil, it is most important to stabilization, the safety of total etc..The leakage preventing structure of traditional hydraulic structure
It is using cement mortar or impervious good concrete, prefabricated leakage preventing structure etc., this structure corrosion resistance and cracking resistance mostly
Performance is all limited, especially because the reasons such as construction quality and operation and maintenance may will produce crack, it will break to some extent
Its bad antiseepage function；Moreover traditional leakage preventing structure can also influence speed of application.Therefore concrete structures antiseepage problem is one
A very prominent and urgent problem to be solved.In addition, high-velocity sediment-laden flow rushes mill to hydraulic structure overcurrent surface concrete
Destruction is construction of hydropower plant and running knotty problem.High-velocity ＆ sediment-laden flow forms hydraulic concrete buildings flow-passing surface
Powerful erosive wear, cavitation corrosion effect, are the common diseases such as water conservancy project aerial drainage building such as overfall dam, flood discharging tunnel (slot), sluice gate
Evil, therefore always have attracted much attention.
However the country of China protection seepage prevention system quality is irregular, as the protection applied in non-field of water conservancy is anti-
It oozes system proportioning and enters Water Resources Domain, in practice it has proved that a large amount of problems occur.Due in non-field of water conservancy, for example will prevent
Barrier coat is protected coated on stadiums, civil buildings, the time washed away for contacting water is very of short duration, is not shown using upper
Go out too big problem, and protection impregnation coating is coated on hydraulic concrete building (including dam, case in field of water conservancy
Culvert, channel, pipeline, tunnel), and hydraulic structure will be through long-term bubble, water scouring force is big, the inadaptable humidity of traditional system,
The use environment that the construction environment of low temperature and long-term water logging, high-velocity flow are washed away, it is basic by certain time operation seepage prevention system
Bonding does not live, after water immersion is washed away, it may occur that the case where impervious material large area is peeled off threatens the durable of hydraulic structure
Property and safety coefficient.
Therefore, it is badly in need of studying field of water conservancy protection seepage prevention system, it is moist, low that proposition is adapted to hydraulic engineering
The impervious device system that the construction environment of temperature and the use environment of resistance to long-term water immersion, impact-resisting wear-resisting require.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of suitable for the compound anti-of hydraulic structure
System is oozed, the binding force of the system and hydraulic structure is strong, and elastic good, impact-resisting wear-resisting can adapt to moist, low temperature construction ring
Border and the long-term bubble of hydraulic structure, the use environment that high-velocity flow washes away do not soften, do not fall off, safe and environment-friendly.
To achieve the goals above, the utility model provides a kind of composite anti-penetrating system, including prime coat and coating waterproofing
Layer；
Wherein, prime coat includes first coating and/or epoxy putty layer, second coating；
Film waterproof material is organic polymer class elastomeric material.
The first coating and/or epoxy putty layer are set to hydraulic structure surface, and second coating is set to first coating table
Face, film waterproof material are set to second coating surface.
Further, a silicon sand layer is additionally provided between first coating and/or epoxy putty layer, second coating.
Further, the silicon sand layer selects 20~50 mesh silica sands.
Further, a top coat layer is additionally provided on film waterproof material.
Further, the first coating is the epoxy primer coating of moist or dry concrete surface.
Further, the second coating is polyurethane primer coating.
Further, the film waterproof material is polyurethane elastomer material or polyureas elastomeric material.
Wherein epoxy primer can be selected from：Epoxy primer SJKR ET, the low primer surface AMMT-312 of epoxy, overweight anti-corrosion without
Solvent epoxy-based lacquers AMMT-321, modified multifunctional epoxide paint AMMT-323, epoxy novolac paint AMMT-324, general modified epoxy bottom
Paint AMMT-328, BE14, HYT150, WEP-01 type bi-component aqueous epoxy anti-corrosion primer, special epoxy primer HDD-207 or water
Working platform epoxy primer SKJ-001.
Epoxy putty can be selected from：Novel environment friendly solvent-free epoxy resin putty EPW or aqueous epoxy resins putty Aqua
EA。
Polyurethane primer can be selected from：No-solvent polyurethane priming paint AMMT-019, polyureas concrete base paint special AMMT-016,
Polyureas steel construction base paint special AMMT-017, large arch dam polyurethane substrate inorganic agent SP-7887, concrete surface universal primer
The SP-7881 or special polyurethane primer SKJ-002 of water conservancy project.
Polyurethane elastomer or polyurea elastomer can be selected from：Two-component spraying polyureas SP-7818, SP-7816, SP-7812；
Two-component spraying polyureas AMMT-030, AMMT-033, AMMT-040；Polyaspartic ester hand brush polyureas K8428, K8420；It is single
Group, which is said good-bye, scrapes polyureas SK, and polyureas HYT, the special polyureas SKJ-II types of water conservancy project or SKJ-I types are scraped in single group departure.
Finishing coat can be selected from：Elastic finishing coat SPUA-ALIP, the weather-proof finishing coat SP-7808 of polyureas dedicated elas-tic.
First coating or epoxy putty layer thickness 0.8-1.2mm, second coating thickness 0.15-0.3mm, coating waterproofing thickness
2-5mm is spent, silicon sand layer sprays one layer, finishing coat layer thickness 0.1-0.2mm
The beneficial effects of the utility model are：
The utility model provides a kind of composite anti-penetrating system and passes through the epoxy coating, silicon sand layer, poly- ammonia that are formed one by one
The seepage prevention system of ester primer coating, polyureas based elastomeric coating, with hydraulic structure (including dam, box culvert, channel, pipeline, tunnel
Hole) binding force it is strong, elastic good, impact-resisting wear-resisting can adapt to the moist, construction environment of low temperature and the long-term water of hydraulic structure
Bubble, the use environment that high-velocity flow washes away does not soften, does not fall off, safe and environment-friendly.
Description of the drawings
Fig. 1 is the structural schematic diagram of the first preferred embodiment of composite anti-penetrating system provided by the utility model.
Fig. 2 is the structural schematic diagram of the second preferred embodiment of composite anti-penetrating system provided by the utility model.
Fig. 3 is the structural schematic diagram of the third preferred embodiment of composite anti-penetrating system provided by the utility model.
Fig. 4 is the structural schematic diagram of the 4th preferred embodiment of composite anti-penetrating system provided by the utility model.
Fig. 5 is the structural schematic diagram of the 5th preferred embodiment of composite anti-penetrating system provided by the utility model.
Specific implementation mode
In order to be better understood from the essence of the utility model, the technology contents of the utility model are made with reference to example detailed
Thin explanation, but the content of the utility model is not so limited, and cannot be therefore interpreted as to the utility model patent range
Limitation.
Embodiment 1
As shown in Figure 1, composite anti-penetrating system first preferred embodiment, including first coating 2 are provided by the utility model,
Second coating 3 and film waterproof material 4.Wherein, first 2 layers are applied set on 1 surface of hydraulic structure, second coating 3 is set to first and applies
2 surface of layer, film waterproof material 4 are set to 3 surface of second coating.First coating selects epoxy primer SJKR ET in the present embodiment, the
Two coatings select polyureas concrete base paint special AMMT-016, film waterproof material to select two-component spraying polyureas SP-7818.
Composite anti-penetrating system provided in the present embodiment be suitable for do not need impact-resisting wear-resisting, need not be exposed to sunlight it
Under, but the waterwork of long-term bubble is needed, such as water delivery culvert and box culvert.
Embodiment 2
As shown in Fig. 2, provide composite anti-penetrating system the second preferred embodiment by the utility model, including epoxy putty layer
5, second coating 3 and film waterproof material 4.Wherein, epoxy putty layer 5 is set to 1 surface of hydraulic structure, and second coating 3 is set to ring
5 layer surface of oxygen putty, film waterproof material 4 are set to 3 surface of second coating.
Epoxy putty layer selects environment-friendly solvent-free epoxy putty EPW, silicon sand layer to select 20 mesh silica sands in the present embodiment,
Second coating selects large arch dam polyurethane substrate inorganic agent SP-7887, film waterproof material to select two-component spraying polyureas AMMT-
040。
Composite anti-penetrating system provided in the present embodiment is applicable to impact-resisting wear-resisting, need not be exposed under sunlight,
But long-term bubble such as aqueduct is needed, in addition, substrate surface is defective, therefore uses the levelling base material of epoxy putty.
Embodiment 3
As shown in figure 3, provide composite anti-penetrating system third preferred embodiment by the utility model, including first coating 2,
Silicon sand layer 6, second coating 3 and film waterproof material 4.Wherein, first coating 2 is set to 1 surface of hydraulic structure, and silicon sand layer 6 is set to
2 surface of first coating, second coating 3 are set to 6 surface of silicon sand layer, and film waterproof material 4 is set to 3 surface of second coating.
First coating selects modified multifunctional epoxide paint AMMT-323, silicon sand layer to select 50 mesh silica sands in the present embodiment, the
Two coatings select the special polyurethane primer SKJ-002 of water conservancy project, film waterproof material to select two-component spraying polyureas AMMT-033.
Composite anti-penetrating system provided in the present embodiment is applicable to impact-resisting wear-resisting, need not be exposed under sunlight,
But high-velocity flow must be subjected to, sandstone washes away, such as flood discharging tunnel.
Silica sand, which is added, can improve bonding, anti-shear ability, therefore resistance to impact and abrasion is good.Barrier coat is being subjected to for a long time
It is easy to fall off under high-velocity flow or sandstone impact, anti-seepage effect reduces, and makes epoxy resin and polyurethane by increasing silicon sand layer
Between binding force reinforce, and entire seepage prevention system is made to can be closely adhered in hydraulic structure surface, it is not easily to fall off, strengthen
The antiseepage of hydraulic structure, protection effect.
Embodiment 4
As shown in figure 4, provide composite anti-penetrating system the 4th preferred embodiment by the utility model, including first coating 2,
Silicon sand layer 6, second coating 3, film waterproof material 4 and top coat layer 7.Wherein, first coating 2 is set to 1 surface of hydraulic structure, silica sand
Layer 6 is set to 2 surface of first coating, and second coating 3 is set to 6 surface of silicon sand layer, and film waterproof material 4 is set to 3 surface of second coating, face
Enamelled coating 7 is set to 4 surface of film waterproof material.
First coating selects special epoxy primer HDD-207, silicon sand layer to select 20 mesh silica sands, second coating in the present embodiment
Select concrete surface universal primer SP-7881, film waterproof material that the special polyureas SKJ-II of water conservancy project, finishing coat is selected to select elastic surface
Paint SPUA-ALIP.
Composite anti-penetrating system provided in the present embodiment is applicable to impact-resisting wear-resisting, needs to be exposed under sunlight, needs
The waterwork of long-term bubble, such as dam, channel or aqueduct.
Embodiment 5
As shown in figure 5, provide composite anti-penetrating system the 5th preferred embodiment by the utility model, including first coating 2,
Epoxy putty 5, silicon sand layer 6, second coating 3, film waterproof material 4 and top coat layer 7；Wherein, first coating 2 is set to hydraulic structure
1 surface, epoxy putty layer 5 fill up the uneven place on 2 surface of first coating, and silicon sand layer 6 is set to 5 surface of epoxy putty layer, and second
Coating 3 is set to 4 surface of silicon sand layer, and film waterproof material 4 is set to 3 surface of second coating, and top coat layer 7 is set to 4 surface of film waterproof material.
First coating selects general modified epoxy priming paint AMMT-328, epoxy putty to select water-base epoxy tree in the present embodiment
Fat putty Aqua EA, silicon sand layer select 50 mesh silica sands, second coating to select polyureas concrete base paint special AMMT-016, film
Waterproof layer selects single group departure to scrape polyureas SK, and finishing coat selects elastic finishing coat SPUA-ALIP.
Composite anti-penetrating system provided in the present embodiment is applicable to impact-resisting wear-resisting, needs to be exposed under sunlight, needs
Long-term bubble, and surface has generated all kinds of waterworks of larger defect, such as spillway, sluice position.
Above-mentioned composite anti-penetrating system has excellent water resistance, has preferable adhesion strength to concrete surface, is added
There are the performances such as outstanding abrasion performance, resistant to shearing and impact resistance after silica sand, though concrete surface by huge friction and
It washes away and also has nothing to do, and previous waterproof method can not possibly reach the state of this protection.Above-mentioned waterproof layer can be moist, low
Warm, weak age concrete surface construction, therefore, formation efficiency is higher than the formation efficiency of previous various waterproof layers.
Claims (6)
1. a kind of hydraulic structure composite anti-penetrating system, which is characterized in that including prime coat and film waterproof material；
Wherein, prime coat includes first coating and/or epoxy putty layer and second coating；
Film waterproof material is organic polymer class elastomeric material；
The first coating and/or epoxy putty layer are set to hydraulic structure surface, and second coating is set to first coating surface, applies
Film waterproof layer is set to second coating surface；
Wherein, the organic polymer class elastomeric material is polyurethane elastomer material or polyureas elastomeric material.
2. composite anti-penetrating system as described in claim 1, which is characterized in that in first coating and/or epoxy putty layer, second
A silicon sand layer is additionally provided between coating.
3. composite anti-penetrating system as claimed in claim 2, which is characterized in that the silicon sand layer selects 20~50 mesh silica sands.
4. composite anti-penetrating system as described in claim 1, which is characterized in that be additionally provided with a top coat layer on film waterproof material.
5. composite anti-penetrating system as described in claim 1, which is characterized in that the first coating is moist or dry concrete
The epoxy primer coating of basal plane.
6. composite anti-penetrating system as described in claim 1, which is characterized in that the second coating is polyurethane primer coating.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721650588.0U CN207878393U (en) | 2017-12-01 | 2017-12-01 | Hydraulic structure composite anti-penetrating system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721650588.0U CN207878393U (en) | 2017-12-01 | 2017-12-01 | Hydraulic structure composite anti-penetrating system |
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| CN207878393U true CN207878393U (en) | 2018-09-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577279A (en) * | 2019-01-04 | 2019-04-05 | 杭州国电大坝安全工程有限公司 | The concrete surface protective coating and its construction method of high antistripping |
| CN110939109A (en) * | 2019-12-23 | 2020-03-31 | 国网新源控股有限公司回龙分公司 | Gravity dam omnibearing closed polyurea anti-seepage system and laying method thereof |
| CN111877348A (en) * | 2020-08-07 | 2020-11-03 | 宁夏回族自治区水利工程建设中心 | Drag reduction and roughness reduction method for concrete surface coating of water delivery building |
| CN113265172A (en) * | 2021-05-27 | 2021-08-17 | 黄河水利委员会黄河水利科学研究院 | Wear-resistant super-hydrophobic waterproof coating and preparation method thereof |
| CN113882707A (en) * | 2021-09-29 | 2022-01-04 | 北京城建道桥建设集团有限公司 | Structure and method for repairing crack leakage of vibration-affected part |
-
2017
- 2017-12-01 CN CN201721650588.0U patent/CN207878393U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577279A (en) * | 2019-01-04 | 2019-04-05 | 杭州国电大坝安全工程有限公司 | The concrete surface protective coating and its construction method of high antistripping |
| CN109577279B (en) * | 2019-01-04 | 2024-03-01 | 杭州国电大坝安全工程有限公司 | High-stripping-resistance concrete surface protective coating and construction method thereof |
| CN110939109A (en) * | 2019-12-23 | 2020-03-31 | 国网新源控股有限公司回龙分公司 | Gravity dam omnibearing closed polyurea anti-seepage system and laying method thereof |
| CN111877348A (en) * | 2020-08-07 | 2020-11-03 | 宁夏回族自治区水利工程建设中心 | Drag reduction and roughness reduction method for concrete surface coating of water delivery building |
| CN113265172A (en) * | 2021-05-27 | 2021-08-17 | 黄河水利委员会黄河水利科学研究院 | Wear-resistant super-hydrophobic waterproof coating and preparation method thereof |
| CN113882707A (en) * | 2021-09-29 | 2022-01-04 | 北京城建道桥建设集团有限公司 | Structure and method for repairing crack leakage of vibration-affected part |
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