CN106836831A - A kind of shear wall overlay film maintenance process - Google Patents
A kind of shear wall overlay film maintenance process Download PDFInfo
- Publication number
- CN106836831A CN106836831A CN201710158006.5A CN201710158006A CN106836831A CN 106836831 A CN106836831 A CN 106836831A CN 201710158006 A CN201710158006 A CN 201710158006A CN 106836831 A CN106836831 A CN 106836831A
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- CN
- China
- Prior art keywords
- wall
- film
- brushing
- maintenance
- overlay film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/246—Safety or protective measures preventing damage to building parts or finishing work during construction specially adapted for curing concrete in situ, e.g. by covering it with protective sheets
Abstract
A kind of shear wall overlay film maintenance process, belongs to wall overlay film maintenance technology field.Construction technology process：Wall base treatment → curing fluid brushing → covered rearing with plastic film → examination.By making wall quickly effectively kept with air insulated the construction method of moist environment in walls concrete using plastic sheeting after wall form removal, on the premise of additionally construction cost is not increased, promotion concrete strength lifting is reached, it is ensured that intensity purpose.Advantage is to construct relatively simple, and compared to more traditional watering maintenance process and curing fluid maintenance process, maintenance effect is good, and construction cost is low.
Description
Technical field
The invention belongs to wall overlay film maintenance technology field, a kind of shear wall overlay film maintenance process is in particular, provided, sheared
The overlay film maintenance of the components such as wall, post is a kind of emerging construction technology, is constructed relatively simple, compared to more traditional watering maintenance process
And curing fluid maintenance process, maintenance effect is good, and construction cost is low, the humidity needed for maintenance can be reached substantially, mixes wall
Effectively being conserved for solidifying soil, reaches the intensity of design；Suitable for all types of civil buildings.
Background technology
Concrete can reach design strength in care environments relative humidity needs 28 talentes more than 95% that mark supports room
Value, but conditions of similarity can not possibly be reached under construction site condition, and and construction rhythm is very fast, concrete especially walls concrete
Design strength is unable to reach in the checking spring range in later stage.To sprinkle water and smearing curing fluid, water exists the conventional maintenance means of wall
Cannot be retained for a long time above wall, maintenance liquid is relatively costly and easy appearance cannot natural dropping situations, later stage finishing is deposited
In certain hidden danger.
Wall maintenance difficulty has become a problem of puzzlement constituent parts.
The content of the invention
It is an object of the invention to provide a kind of shear wall overlay film maintenance process, wall maintenance difficult problem is overcome, led to
Cross makes wall quickly effectively kept with air insulated being moistened in walls concrete after wall form removal using plastic sheeting
The construction method of environment, on the premise of additionally construction cost is not increased, reaches promotion concrete strength lifting, it is ensured that intensity mesh
's.
The technical solution adopted for the present invention to solve the technical problems is：Construction technology process：Wall base treatment → support
Shield liquid brushing → covered rearing with plastic film → examination.Specific steps and the technical parameter of control are as follows：
1st, after the completion of shear wall, column template are removed, after first component surface is cleaned out, flour, caustic soda, water are according to 1:
2.5:100 ratio matches somebody with somebody stirring-head uniform stirring using electric drill, notices that observation has agranular type powder bag not stir out after stirring.
When the 2nd, brushing maintenance liquid material, at least 3 people operate simultaneously, from wall one end to other end brushing, each brushing width
Should wider than plastic sheeting 100 ㎜ -150 millimeters, it is to avoid batch position is connect when brushing again and brushes not in place, from up to down applied during brushing
Brush, it is complete after plastic covering film immediately, it is to avoid water loss, film lap-joint is 50mm-60 ㎜, and oral area is secured, and makes film
Space is hedged off from the outer world.Finally, special messenger's nurse is arranged, it is ensured that plastic sheeting is not destroyed.Overlay film curing time is no less than 14 days.
During one face wall of overlay film maintenance construction, without special circumstances, centre should not have interval.
3rd, when shear wall body is painted with door-window opening, maintenance liquid material, and plastic covering should be brushed in door-window opening side
There are line box, electronic box cavity on film, such as wall, plastic sheeting should not disconnect, and should cover cavity.Covered rearing with plastic film is completed
Afterwards, check film whether there is breakage, if any should repair immediately.
Wall is completely cut off air and is pinned the method for moisture using plastic sheeting and ensure the growth of strength of wall body.
The beneficial effects of the invention are as follows：
1st, technical benefits：Operation is simply convenient to carry out, it is adaptable to all types of civil buildings.
2nd, economic benefit：Following expense can be saved：
(1) fixed watering personal expenditures and the water rate after wall form removal.
(2) because of the common big polishing labour cost for carrying out of maintenance surface carbonation depth.
(3) the core boring sampling expense that intensity level is carried out is not up to after wall resilience.
(4) ftracture the labour cost repaired caused by maintenance is not in place.
3rd, social benefit
(1) flow of wall maintenance with the maintenance of specification wall, can be specified, the standardization of finished product maintenance is reached.
(2) can be that the intensity of structure make strong guarantee, reach that intensity level 100% is qualified, obtain good society
Can influence.
(3) maintenance water can be saved, the purpose for economizing on resources is reached.
Advantage is to construct relatively simple, compared to more traditional watering maintenance process and curing fluid maintenance process, maintenance effect
It is really good, and construction cost is low, it is understood that the care environments relative humidity of concrete is needed more than 60%, it is artificial to sprinkle water and support
Shield liquid maintenance is extremely difficult to this effect.
Brief description of the drawings
Fig. 1 is the wall overlay film maintenance schematic diagram of the specific embodiment of the invention；Wherein, structure wall 1, interfacial agents 2, modeling
Material film 3.
Specific embodiment
The implementation of shear wall overlay film maintenance
1 chooses (floor of Tangshan Everest Town Design by Vanke project 14# buildings three) shear wall at three is supported using overlay film maintenance construction technique
Shield
2 construction equipments prepare：Hand electric drill is with stirring-head, handcart, round brush, metal bucket, big shovel, portable distribution box, electricity
Sub- scale
Material prepares：Caustic soda, flour, water, plastic sheeting
Personnel prepare：The people of supervisory engineering staff two, the people of operator 3
After 3 shear wall body form removables, by the ㎏ of caustic soda 2.5, the ㎏ of flour 6.25, the ㎏ of water 250 (according to 1:2.5:100) press
The order of caustic soda-flour-water is successively poured into ready metal bucket, electric stirring head uniform stirring, 3 minutes time, after stirring
Notice that observation has agranular type powder bag not stir out, stirred if any continuation.
There are free from dust and open defect in shear wall surface after the completion of 4 inspection form removables, will be stirred after the completion of cleaning
Liquid since shear wall end from top to bottom brush, brushing width be 1.1M, it is thin that the wall after the completion of brushing carries out plastics
Film is covered, and first checks film whether there is hole destruction during covering.After the completion of the covering of first film brush successively remaining position, according to
Secondary covering, ㎜ -150 millimeters of each brushing width wider than plastic sheeting 100, it is to avoid connect when brushing again batch position brush less than
Position, film lap-joint is not less than 50mm, and we will secure oral area adhesive tape after the completion of shear wall body is all brushed.
Special messenger's nurse is arranged after the completion of 5 overlay film maintenance constructions, is repaired in time if any destruction, curing time is no less than 14 days.
6 we overlay film maintenance construction technique walls concrete intensity employed at three to this carry out regular checking spring range, do
Record (referring to table 1) easy to remember, after age shear wall concrete phase is full 30 days, is analyzed to testing result, and analysis result draws use
The shear wall concrete strength of overlay film maintenance construction technique than traditional water seasoning mode walls concrete intensity 3-4MPa high,
And the small 1-2 ㎜ of carbonation depth.
Table 1
3. key Quality Control
3.1 shearing wall column formworks remove 4 hours planted agents and complete overlay film maintenance, it is to avoid inside concrete moisture evaporation.
3.2 plastic sheetings overlap joint is no less than 50 ㎜.
The stirring of 3.3 curing fluids must be uniform, it is to avoid particle situation occurs because stirring is uneven.
The maintenance of 3.4 normal silicate concrete overlay films is no less than 14 days, should not mixed with impervious, micro-expanding agent concrete
Less than 30 days.
4. construction operation condition
4.1 construction environment temperature reach 5 DEG C
4.2 shear wall bodies, column template complete overlay film in 4 hours and conserve after removing with planted agent, it is ensured that moisture does not steam in coagulation
Hair.
The treatment of 4.3 basic units, wall cleaning must totally, in place.
4.4 caustic soda, flour are proportionally added water after stirring, and completion should be used in 5 hours.
4.5 shear walls, column template should first check that concrete has winding without outlet fault after the completion of removing, if any mass defect
In brushing curing fluid after should repairing
5th, construction safety safeguard measure
5.1 is a kind of highly basic with severe corrosive because of caustic soda, and safety goggles should be worn during construction, wears rubber gloves, behaviour
Carefully used when making, carefully splashed in clothing, mouth and nose, anti-poison respirator is worn if necessary.
5.2 caustic soda packaging bags are not used should being stored in the canister of lid for completion after opening.
Claims (1)
1. a kind of shear wall overlay film maintenance process, construction technology process：Wall base treatment → curing fluid brushing → plastic sheeting
Covering → check and accept；Characterized in that, specific steps and the technical parameter of control are as follows：
(1) after the completion of shear wall, column template are removed, after first component surface is cleaned out, flour, caustic soda, water are according to 1:2.5:
100 ratio matches somebody with somebody stirring-head uniform stirring using electric drill；
(2) when brushing maintenance liquid material, at least 3 people operate simultaneously, and from wall one end to other end brushing, each brushing width should compare
㎜ -150 millimeters of plastic sheeting wide 100, it is to avoid batch position is connect when brushing again and brushes not in place, from up to down brushed during brushing,
Plastic covering film immediately after complete, it is to avoid water loss, film overlap joint 50-60mm, oral area is secured, make the space of film with it is extraneous
Isolation；Ensure that plastic sheeting is not destroyed, overlay film curing time is no less than 14 days；
(3) when shear wall body is painted with door-window opening, maintenance liquid material should be brushed in door-window opening side, and plastic covering is thin
Film, when there is the cavities such as line box, electronic box on wall, plastic sheeting should not disconnect, and should cover cavity；After the completion of covered rearing with plastic film,
Check film whether there is breakage, there is breakage to repair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710158006.5A CN106836831A (en) | 2017-03-16 | 2017-03-16 | A kind of shear wall overlay film maintenance process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710158006.5A CN106836831A (en) | 2017-03-16 | 2017-03-16 | A kind of shear wall overlay film maintenance process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106836831A true CN106836831A (en) | 2017-06-13 |
Family
ID=59144929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710158006.5A Pending CN106836831A (en) | 2017-03-16 | 2017-03-16 | A kind of shear wall overlay film maintenance process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106836831A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111362721A (en) * | 2018-12-25 | 2020-07-03 | 中国建筑第八工程局有限公司 | Construction method for reducing shrinkage deformation of concrete surface |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089322A (en) * | 1993-01-03 | 1994-07-13 | 洪爵禄 | Demoulding and curing agent for concrete and manufacture method thereof |
| US6238476B1 (en) * | 1998-06-24 | 2001-05-29 | Mark A. Sprinkle | Method of curing drywall compound |
| CN1453244A (en) * | 2002-04-26 | 2003-11-05 | 上海三瑞化学有限公司 | Water-base liquid film-type concrete curing agent |
| CN102358773A (en) * | 2011-07-11 | 2012-02-22 | 桂林理工大学 | Preparation method for water-preserving and salt-tolerant alkaline concrete internal curing agent |
| CN102964086A (en) * | 2012-12-18 | 2013-03-13 | 白玉清 | Concrete curing agent |
| CN105347724A (en) * | 2015-11-26 | 2016-02-24 | 桂林理工大学 | Preparation method for concrete inner-maintenance material in interpenetrated network structure |
| CN106285006A (en) * | 2016-08-31 | 2017-01-04 | 绍兴职业技术学院 | A kind of cold district concreting in cold-weather method |
-
2017
- 2017-03-16 CN CN201710158006.5A patent/CN106836831A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089322A (en) * | 1993-01-03 | 1994-07-13 | 洪爵禄 | Demoulding and curing agent for concrete and manufacture method thereof |
| US6238476B1 (en) * | 1998-06-24 | 2001-05-29 | Mark A. Sprinkle | Method of curing drywall compound |
| CN1453244A (en) * | 2002-04-26 | 2003-11-05 | 上海三瑞化学有限公司 | Water-base liquid film-type concrete curing agent |
| CN102358773A (en) * | 2011-07-11 | 2012-02-22 | 桂林理工大学 | Preparation method for water-preserving and salt-tolerant alkaline concrete internal curing agent |
| CN102964086A (en) * | 2012-12-18 | 2013-03-13 | 白玉清 | Concrete curing agent |
| CN105347724A (en) * | 2015-11-26 | 2016-02-24 | 桂林理工大学 | Preparation method for concrete inner-maintenance material in interpenetrated network structure |
| CN106285006A (en) * | 2016-08-31 | 2017-01-04 | 绍兴职业技术学院 | A kind of cold district concreting in cold-weather method |
Non-Patent Citations (1)
| Title |
|---|
| 曲昭嘉等: "《实用建筑工程施工工艺及通病防治手册》", 31 January 2010, 机械工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111362721A (en) * | 2018-12-25 | 2020-07-03 | 中国建筑第八工程局有限公司 | Construction method for reducing shrinkage deformation of concrete surface |
| CN111362721B (en) * | 2018-12-25 | 2022-04-29 | 中国建筑第八工程局有限公司 | Construction method for reducing shrinkage deformation of concrete surface |
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Application publication date: 20170613 |
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