CN102071816A - Concrete structural equipment leakage repairing method - Google Patents
Concrete structural equipment leakage repairing method Download PDFInfo
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- CN102071816A CN102071816A CN2011100333542A CN201110033354A CN102071816A CN 102071816 A CN102071816 A CN 102071816A CN 2011100333542 A CN2011100333542 A CN 2011100333542A CN 201110033354 A CN201110033354 A CN 201110033354A CN 102071816 A CN102071816 A CN 102071816A
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Abstract
The invention relates to a repairing method for performing deep excavation treatment on an outer surface leakage position of equipment aiming at a leakage phenomenon of an acidic liquid medium accommodated in concrete structural equipment in the industries such as smelting, chemical industry and the like. The concrete structural equipment leakage repairing method comprises the following steps of: removing, neutralizing and washing residues and residual liquid on the leakage surface of the concrete structural equipment; shaving an inverted V-shaped pipe burying groove at a leakage position of a concrete structure; burying a high-pressure glue injection pipe in the pipe burying groove; simultaneously fixing the high-pressure glue injection pipe by using a rapid coagulant; injecting the glue solution of a high-strength shock-resistant composite repairing material into the high-pressure glue injection pipe by using a high-pressure glue injection pump, wherein the high-strength shock-resistant composite repairing material can automatically repair the leakage position of a concrete crack when the pressure reaches 0.5 to 1 Pa; performing preservative treatment on the leakage surface; and checking and cleaning a site. The construction process is simple and effective; the construction period is short; in a high-pressure glue injecting process, the glue solution is expanded to automatically repair the leakage position of the concrete crack; and construction quality authentication is ensured by injecting glue repeatedly.
Description
Technical field
The present invention relates to the acidic liquid medium seepage phenomenon that industry concrete structure equipment such as a kind of smelting, chemical industry are held, carry out the deep a kind of restorative procedure that excavates out processing in the device outer surface leak site.
Background technology
Present concrete structure equipment in industries such as chemical industry, smeltings, the acid medium seepage phenomenon of being held is quite general, but mostly handle in the method that is adopted at surface location, all cure the symptoms, not the disease, be difficult to reach its intended purposes, also the easiest generation secondary seepage phenomenon had both influenced normally carrying out of production work, increased the maintenance cost of equipment again.
Summary of the invention
The objective of the invention is to avoid the deficiencies in the prior art that a kind of concrete structure equipment seepage restorative procedure is provided.
For achieving the above object, the technical scheme that the present invention takes is: a kind of concrete structure equipment seepage restorative procedure includes following steps:
1) to the cleaning of removing and neutralize of the surplus liquid of the residue on concrete structure equipment leakage surface;
2) shave out inverted V-shaped pipe laying groove at the concrete structure leakage position;
3) pile things on high-pressure injection plastic pipe in the pipe laying groove uses fixedly high-pressure injection plastic pipe of rapid solidification agent simultaneously;
4) use the high-pressure injection plastic pump to inject the compound repair materials glue of high strength shock resistance in the high-pressure injection plastic pipe, when pressure reached 0.5～1Pa, the compound repair materials of described high strength shock resistance was with automatic repairing concrete crack leakage position;
5) carry out preservative treatment to leaking the surface;
6) check also site clearing.
Further, described step 4) repeats repeatedly to carry out.
Further, the preservative treatment in the described step 5 may further comprise the steps again:
A) gluing:, and solidify glue more than 8～10 hours to the compound repair materials glue of construction part elder generation's brushing one deck high strength shock resistance;
B) once coating: after the no adhesion of light finger pressure, the even more compound repair materials glue of brushing one deck high strength shock resistance on 0.4～0.6mm glass wool cloth, the sticking construction position requires no bulge, white point, and solidifies glue more than 8～10 hours;
C) second glue spreading: after the no adhesion of light finger pressure, continue the compound repair materials glue of brushing one deck high strength shock resistance, and solidify glue more than 8～10 hours;
D) secondary coating: after the no adhesion of light finger pressure, the even compound repair materials glue of brushing one deck high strength shock resistance is pasted and construction part on 0.4～0.6mm glass wool cloth, and solidifies glue more than 8～10 hours;
E) three gluings: after the no adhesion of light finger pressure, the glue of the compound repair materials glue of brushing one deck high strength shock resistance, and curing was again finished whole operation more than 8～10 hours.
Further, the compound repair materials glue of described high strength shock resistance includes adhesive and the thinner that ratio of weight and number is 100:10～15.
Further, to include the weight percent umber be 10～15% granularities to described adhesive less than 10 microns polytetrafluorethylepowder powder, 10～20% nylon powder, 20～25% polyurethane resin, 15～25% excess diisocyanate, 10～20% PPG, 6～10% ultra-fine diabase flour, order number less than 200 purpose ultrafine quartz powders.
Further, it is 10～15% n-butyl acetate that described thinner includes the weight percent umber, 10～16% ethyl acetate, 5～10% n-butanol, 4～5% ethanol, 5～8% acetone, 40～50% toluene, 5～10% ethylene glycol ether acetate, 8～10% methylisobutylketone.
Further, the preparation method of the compound repair materials of described high strength shock resistance comprises the steps:
1) described binder materials is poured in the stirring pool, evenly stirred 2～3 hours, inject reactor then, reaction kettle for reaction made solution shape product in 11～13 hours under 50～60 ℃ temperature, 2～4MP pressure;
2) described thinner is poured in the glass fiber reinforced plastic stirring pool, normal temperature and pressure evenly stirred 2～3 hours down, made solution shape product;
3) solution shape adhesive and the solution shape mixing diluents that makes more than the general makes semi-solid compound repair materials.
The invention has the beneficial effects as follows: carry out a kind of restorative procedure that deep excavation is handled at the concrete structure external surface leak site of industries such as smelting, chemical industry.Be characterized in: construction sequence is simply effective, and time duration is short; In the process of high-pressure injection plastic, the leakage position of automatic repairing concrete crack after glue expands; Through repeatedly injecting glue assurance workmanship authentication.
The specific embodiment
Below principle of the present invention and feature are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
Embodiment 1: a kind of concrete structure equipment seepage restorative procedure includes following steps:
1) to the cleaning of removing and neutralize of the surplus liquid of the residue on concrete structure equipment leakage surface;
2) shave out inverted V-shaped pipe laying groove at the concrete structure leakage position;
3) pile things on high-pressure injection plastic pipe in the pipe laying groove uses fixedly high-pressure injection plastic pipe of rapid solidification agent simultaneously;
4) use the high-pressure injection plastic pump to inject the compound repair materials glue of high strength shock resistance in the high-pressure injection plastic pipe, when pressure reached 0.5～1Pa, the compound repair materials of described high strength shock resistance was with automatic repairing concrete crack leakage position;
5) gluing:, and solidify glue more than 8～10 hours to the compound repair materials glue of construction part elder generation's brushing one deck high strength shock resistance;
6) once coating: after the no adhesion of light finger pressure, the even more compound repair materials glue of brushing one deck high strength shock resistance on 0.4～0.6mm glass wool cloth, the sticking construction position requires no bulge, white point, and solidifies glue more than 8～10 hours;
7) second glue spreading: after the no adhesion of light finger pressure, continue the compound repair materials glue of brushing one deck high strength shock resistance, and solidify glue more than 8～10 hours;
8) secondary coating: after the no adhesion of light finger pressure, the even compound repair materials glue of brushing one deck high strength shock resistance is pasted and construction part on 0.4～0.6mm glass wool cloth, and solidifies glue more than 8～10 hours;
9) three gluings: after the no adhesion of light finger pressure, the glue of the compound repair materials glue of brushing one deck high strength shock resistance, and curing again is more than 8～10 hours;
10) check also site clearing.
The compound repair materials of described high strength shock resistance includes adhesive and thinner that ratio of weight and number is 100:10.
It is 10～15% granularities less than 10 microns polytetrafluorethylepowder powder, 10～20% nylon powder, 20～25% adhesive glue, 15～25% excess diisocyanate, 10～20% PPG, 6～10% ultra-fine diabase flour, 4～10% order numbers less than 200 purpose ultrafine quartz powders that described adhesive includes the weight percent umber.
It is 10～15% n-butyl acetate that described thinner includes the weight percent umber, 10～16% ethyl acetate, 5～10% n-butanol, 4～5% ethanol, 5～8% acetone, 40～50% toluene, 5～10% ethylene glycol ether acetate, 8～10% methylisobutylketone.
The preparation method of the compound repair materials of described high strength shock resistance, described production method comprises the steps:
1) described binder materials is poured in stirring pool, evenly stirred 2～3 hours, inject reactor then, under 50～60 ℃ temperature, 2～4MP pressure, made solution shape product in 11～12 hours in reaction kettle for reaction;
2) described thinner is poured in the glass fiber reinforced plastic stirring pool, normal temperature and pressure evenly stirred 2～2.5 hours down, made solution shape product
With above solution shape adhesive that makes and the compound repair materials of solution shape mixing diluents system high strength shock resistance
Instantiation: Yuguang Zinc Industry Co., Ltd., Henan's two factory's calcinings leach 2# groove copper-cadmium slag concentrator, mixed liquor 1#2# groove, leach the 2#4# groove, purify each one of 6# groove north core pool, silver-colored flotation tailing concentrator.
Device structure is three-layer protection, and first floor is an acid-proof ceramic tile, builds by laying bricks or stones with epoxy resin daub, and the second layer is 12 layers of fiber glass epoxy, and the 3rd layer is to form with the concrete integral cast.Owing to built by laying bricks or stones with middle epoxy resin daub and easily produced pore, cause the acid liquid corrosion infiltration, be penetrated into the concrete casting cast layer by acid-proof ceramic tile and frp layer; The saturating poor performance of concrete anti-seepage in addition, the Northwest's weather temperature difference is big, and with the passing of time long-time spot corrosion of acid solution and intercrystalline corrosion cause equipment corrosion, and influence is produced and environment.
Company repair experience for many years according to me, select acidproof alkali salt for use, excellent caking property is arranged, have higher mechanical strength, can second permeation and the compound repair materials of 1211 high strength shock resistances that expands, under the situation that guarantees the duration, reach the purpose of thorough repair process.
Embodiment 2: identical with embodiment 1, different is: described step 4) has repeated repeatedly.
Embodiment 3: identical with embodiment 1, different is the compound repair materials of described high strength shock resistance, includes adhesive and thinner that ratio of weight and number is 100:10.
Embodiment 4, and is identical with embodiment 1, and different is: the compound repair materials of a kind of high strength shock resistance includes adhesive and thinner that ratio of weight and number is 100:15.
Embodiment 5: identical with embodiment 1, different is: the compound repair materials of a kind of high strength shock resistance includes adhesive and thinner that ratio of weight and number is 100:13.
Embodiment 6: identical with embodiment 1, different is: the compound repair materials of a kind of high strength shock resistance includes adhesive and thinner that ratio of weight and number is 100:14.
Embodiment 7～16: identical with embodiment 1, different is: described adhesive comprise granularity less than 10 microns polytetrafluorethylepowder powder, nylon powder, adhesive glue, excess diisocyanate, PPG, ultra-fine diabase flour, order number less than 200 purpose ultrafine quartz powders, the weight percent umber such as the table 1 of each umber:
Table 1
Embodiment 17～21: embodiment 1 is identical, and different is: described thinner comprises n-butyl acetate, ethyl acetate, and n-butanol, ethanol, acetone, toluene, ethylene glycol ether acetate, methylisobutylketone, the weight percent umber such as the table 2 of each umber:
Table 2
Embodiment 22: identical with embodiment 1, different is: a kind of concrete structure equipment seepage restorative procedure includes following steps:
1) to the cleaning of removing and neutralize of the surplus liquid of the residue on concrete structure equipment leakage surface;
2) shave out inverted V-shaped pipe laying groove at the concrete structure leakage position;
3) pile things on high-pressure injection plastic pipe in the pipe laying groove uses fixedly high-pressure injection plastic pipe of rapid solidification agent simultaneously;
4) use the high-pressure injection plastic pump to inject the compound repair materials glue of high strength shock resistance in the high-pressure injection plastic pipe, when pressure reached 0.5Pa, the compound repair materials of described high strength shock resistance was with automatic repairing concrete crack leakage position;
5) gluing:, and solidify glue more than 8 hours to the compound repair materials glue of construction part elder generation's brushing one deck high strength shock resistance;
6) once coating: after the no adhesion of light finger pressure, the even more compound repair materials glue of brushing one deck high strength shock resistance on the 0.4mm glass wool cloth, the sticking construction position requires no bulge, white point, and solidifies glue more than 8 hours;
7) second glue spreading: after the no adhesion of light finger pressure, continue the compound repair materials glue of brushing one deck high strength shock resistance, and solidify glue more than 8 hours;
8) secondary coating: after the no adhesion of light finger pressure, the even compound repair materials glue of brushing one deck high strength shock resistance is pasted and construction part on the 0.4mm glass wool cloth, and solidifies glue more than 8 hours;
9) three gluings: after the no adhesion of light finger pressure, the glue of the compound repair materials glue of brushing one deck high strength shock resistance, and curing again is more than 8 hours;
10) check also site clearing.
Embodiment 23: identical with embodiment 1, different is: a kind of concrete structure equipment seepage restorative procedure includes following steps:
1) to the cleaning of removing and neutralize of the surplus liquid of the residue on concrete structure equipment leakage surface;
2) shave out inverted V-shaped pipe laying groove at the concrete structure leakage position;
3) pile things on high-pressure injection plastic pipe in the pipe laying groove uses fixedly high-pressure injection plastic pipe of rapid solidification agent simultaneously;
4) use the high-pressure injection plastic pump to inject the compound repair materials glue of high strength shock resistance in the high-pressure injection plastic pipe, when pressure reached 1Pa, the compound repair materials of described high strength shock resistance was with automatic repairing concrete crack leakage position;
5) gluing:, and solidify glue more than 10 hours to the compound repair materials glue of construction part elder generation's brushing one deck high strength shock resistance;
6) once coating: after the no adhesion of light finger pressure, the even more compound repair materials glue of brushing one deck high strength shock resistance on the 0.6mm glass wool cloth, the sticking construction position requires no bulge, white point, and solidifies glue more than 10 hours;
7) second glue spreading: after the no adhesion of light finger pressure, continue the compound repair materials glue of brushing one deck high strength shock resistance, and solidify glue more than 10 hours;
8) secondary coating: after the no adhesion of light finger pressure, the even compound repair materials glue of brushing one deck high strength shock resistance is pasted and construction part on the 0.6mm glass wool cloth, and solidifies glue more than 10 hours;
9) three gluings: after the no adhesion of light finger pressure, the glue of the compound repair materials glue of brushing one deck high strength shock resistance, and curing again is more than 10 hours;
10) check also site clearing.
Embodiment 24: identical with embodiment 1, different is: a kind of concrete structure equipment seepage restorative procedure includes following steps:
1) to the cleaning of removing and neutralize of the surplus liquid of the residue on concrete structure equipment leakage surface;
2) shave out inverted V-shaped pipe laying groove at the concrete structure leakage position;
3) pile things on high-pressure injection plastic pipe in the pipe laying groove uses fixedly high-pressure injection plastic pipe of rapid solidification agent simultaneously;
4) use the high-pressure injection plastic pump to inject the compound repair materials glue of high strength shock resistance in the high-pressure injection plastic pipe, when pressure reached 0.8Pa, the compound repair materials of described high strength shock resistance was with automatic repairing concrete crack leakage position;
5) gluing:, and solidify glue more than 9 hours to the compound repair materials glue of construction part elder generation's brushing one deck high strength shock resistance;
6) once coating: after the no adhesion of light finger pressure, the even more compound repair materials glue of brushing one deck high strength shock resistance on the 0.5mm glass wool cloth, the sticking construction position requires no bulge, white point, and solidifies glue more than 9 hours;
7) second glue spreading: after the no adhesion of light finger pressure, continue the compound repair materials glue of brushing one deck high strength shock resistance, and solidify glue more than 9 hours;
8) secondary coating: after the no adhesion of light finger pressure, the even compound repair materials glue of brushing one deck high strength shock resistance is pasted and construction part on the 0.5mm glass wool cloth, and solidifies glue more than 9 hours;
9) three gluings: after the no adhesion of light finger pressure, the glue of the compound repair materials glue of brushing one deck high strength shock resistance, and curing again is more than 9 hours;
10) check also site clearing.
Embodiment 25, and is identical with embodiment 1, and different is: the preparation method of the compound repair materials of described high strength shock resistance, described production method comprises the steps:
1) described binder materials is poured in stirring pool, evenly stirred 2 hours, inject reactor then, under 50 ℃ temperature, 2MP pressure, made solution shape product in 11 hours in reaction kettle for reaction;
2) described thinner is poured in the glass fiber reinforced plastic stirring pool, normal temperature and pressure evenly stirred 2 hours down, made solution shape product
3) solution shape adhesive and the compound repair materials of solution shape mixing diluents system high strength shock resistance that makes more than the general
The compound repair materials of high strength shock resistance, it is serious at equipment leakage in hydrometallurgy, sulfuric acid apparatus, the phosphorous chemical industry, the normal problem of moving of the system that influences is developed.Production system HTHP by material is synthetic.This material satisfies equipment and technology requirement fully by the on-the-spot practical application in 6 years of domestic many enterprises.
This technology is mainly repaired the tower in the sulphuric acid device, groove, a jar leakage position.At first carry out the electric welding reparation at the damaged position of equipment, then equipment is divided into 12 battery limit (BL)s, get hole for injecting glue in each battery limit (BL) of equipment surface, go into the compound repair materials of high strength shock resistance with the high-pressure injection plastic infusion at last, steel body, sheet asbestos, ceramic tile are organically integrated, form fine and close deck between the three, the blocking-up medium reaches the purpose of fundamentally repairing to the corrosion of equipment steel body.
Embodiment 26, and is identical with embodiment 1, and different is: the preparation method of the compound repair materials of described high strength shock resistance, described production method comprises the steps:
1) described binder materials is poured in stirring pool, evenly stirred 3 hours, inject reactor then, under 60 ℃ temperature, 4MP pressure, made solution shape product in 12 hours in reaction kettle for reaction;
2) described thinner is poured in the glass fiber reinforced plastic stirring pool, normal temperature and pressure evenly stirred 2.5 hours down, made solution shape product
3) solution shape adhesive and the compound repair materials of solution shape mixing diluents system high strength shock resistance that makes more than the general
Embodiment 27, and is identical with embodiment 1, and different is: the preparation method of the compound repair materials of described high strength shock resistance, described production method comprises the steps:
1) described binder materials is poured in stirring pool, evenly stirred 2.5 hours, inject reactor then, under 55 ℃ temperature, 3MP pressure, made solution shape product in 11.5 hours in reaction kettle for reaction;
2) described thinner is poured in the glass fiber reinforced plastic stirring pool, normal temperature and pressure evenly stirred 2.2 hours down, made solution shape product
3) solution shape adhesive and the compound repair materials of solution shape mixing diluents system high strength shock resistance that makes more than the general
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a concrete structure equipment seepage restorative procedure is characterized in that, includes following steps:
Step 1: to the cleaning of removing and neutralize of the surplus liquid of the residue on concrete structure equipment leakage surface;
Step 2: shave out inverted V-shaped pipe laying groove at the concrete structure leakage position;
Step 3: pile things on high-pressure injection plastic pipe in the pipe laying groove, use fixedly high-pressure injection plastic pipe of rapid solidification agent simultaneously;
Step 4: use the high-pressure injection plastic pump to inject the compound repair materials glue of high strength shock resistance in the high-pressure injection plastic pipe, when pressure reached 0.5～1Pa, the compound repair materials of described high strength shock resistance was with automatic repairing concrete crack leakage position;
Step 5: carry out preservative treatment to leaking the surface;
Step 6: check and the site clearing.
2. concrete structure equipment seepage restorative procedure as claimed in claim 1 is characterized in that described step 4) repeats repeatedly to carry out.
3. concrete structure equipment seepage restorative procedure as claimed in claim 1 is characterized in that the preservative treatment in the described step 5 may further comprise the steps again:
Step a a: gluing:, and solidify glue more than 8～10 hours to the compound repair materials glue of construction part elder generation's brushing one deck high strength shock resistance;
Step b: once coating: after the no adhesion of light finger pressure, the even more compound repair materials glue of brushing one deck high strength shock resistance on 0.4～0.6mm glass wool cloth, the sticking construction position requires no bulge, white point, and solidifies glue more than 8～10 hours;
Step c: second glue spreading: after the no adhesion of light finger pressure, continue the compound repair materials glue of brushing one deck high strength shock resistance, and solidify glue more than 8～10 hours;
Steps d: secondary coating: after the no adhesion of light finger pressure, the even compound repair materials glue of brushing one deck high strength shock resistance is pasted and construction part on 0.4～0.6mm glass wool cloth, and solidifies glue more than 8～10 hours;
Step e: three gluings: after the no adhesion of light finger pressure, the glue of the compound repair materials glue of brushing one deck high strength shock resistance, and curing was again finished whole operation more than 8～10 hours.
4. concrete structure equipment seepage restorative procedure as claimed in claim 1 is characterized in that the compound repair materials glue of described high strength shock resistance includes adhesive and the thinner that ratio of weight and number is 100:10～15.
5. concrete structure equipment seepage restorative procedure as claimed in claim 4, it is characterized in that it is 10～15% granularities less than 10 microns polytetrafluorethylepowder powder, 10～20% nylon powder, 20～25% polyurethane resin, 15～25% excess diisocyanate, 10～20% PPG, 6～10% ultra-fine diabase flour, 4～10% order numbers less than 200 purpose ultrafine quartz powders that described adhesive includes the weight percent umber.
6. concrete structure equipment seepage restorative procedure as claimed in claim 4, it is characterized in that, it is 10～15% n-butyl acetate that described thinner includes the weight percent umber, 10～16% ethyl acetate, 5～10% n-butanol, 4～5% ethanol, 5～8% acetone, 40～50% toluene, 5～10% ethylene glycol ether acetate, 8～10% methylisobutylketone.
As claim 4 to 6 arbitrary as described in concrete structure equipment seepage restorative procedure, it is characterized in that the preparation method of the compound repair materials of described high strength shock resistance comprises the steps:
Step 1: described binder materials is poured in the stirring pool, evenly stirred 2～3 hours, inject reactor then, reaction kettle for reaction made solution shape product in 11～13 hours under 50～60 ℃ temperature, 2～4MP pressure;
Step 2: described thinner is poured in the glass fiber reinforced plastic stirring pool, and normal temperature and pressure evenly stirred 2～3 hours down, made solution shape product;
Step 3: the solution shape adhesive and the solution shape mixing diluents that make more than inciting somebody to action make semi-solid compound repair materials.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100333542A CN102071816A (en) | 2011-01-31 | 2011-01-31 | Concrete structural equipment leakage repairing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100333542A CN102071816A (en) | 2011-01-31 | 2011-01-31 | Concrete structural equipment leakage repairing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505663A (en) * | 2011-10-14 | 2012-06-20 | 中煤建筑安装工程公司第七十三工程处 | Method for repairing seepage of concentration tank and water tank |
| CN113863673A (en) * | 2021-09-10 | 2021-12-31 | 江苏泓科钧工程科技有限公司 | Gap repairing method for concrete pouring site |
-
2011
- 2011-01-31 CN CN2011100333542A patent/CN102071816A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505663A (en) * | 2011-10-14 | 2012-06-20 | 中煤建筑安装工程公司第七十三工程处 | Method for repairing seepage of concentration tank and water tank |
| CN113863673A (en) * | 2021-09-10 | 2021-12-31 | 江苏泓科钧工程科技有限公司 | Gap repairing method for concrete pouring site |
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Open date: 20110525 |