CN107514149A - A kind of impervious leakage-proof construction method of secondary structure - Google Patents
A kind of impervious leakage-proof construction method of secondary structure Download PDFInfo
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- CN107514149A CN107514149A CN201610427103.5A CN201610427103A CN107514149A CN 107514149 A CN107514149 A CN 107514149A CN 201610427103 A CN201610427103 A CN 201610427103A CN 107514149 A CN107514149 A CN 107514149A
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- secondary structure
- construction method
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- 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
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- Engineering & Computer Science (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Revetment (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a kind of impervious leakage-proof construction method of secondary structure, solve the problems, such as existing secondary structure seepage and reinforce, its drip irrigation device is by setting waterproof layer in upstream face, sets rigid moisture barrier coatings in back side, has reached waterproof and the purpose reinforced.Meanwhile Grouting Pipe is set, allow the slurries of secondary structure plate and basal plane to have middle outside laminar flow, reach comprehensive slip casting, the appearance for internal porosity of weaving.
Description
Technical field
The present invention relates to a kind of buildings waterproof construction method, more specifically, it relates to which a kind of secondary structure is impervious
Leakage-proof construction method.
Background technology
Under construction, many times we after the completion of the structures such as the stress of some main bodys, it is necessary to progress again
Build, now, produce the secondary structure of some non-bearings, as parapet pours concrete R angles, concrete R angles etc. are poured at expansion joint, due to these knots
Structure is some non-stress structures, and when construction, these structures, which often neglect, to be poured concrete and smash quality, therefore behind often
Some serious Seepages occur, it is necessary to go to remedy.Common remedies directly by adding one layer of water cement in R Angle Positions
Slurry, or one layer of waterproof roll is spread in upper mould, but gap and space inside it still be present, and the leakproof at surface R angles is
Cure the symptoms, not the disease, it can not fundamentally solve the problems, such as leak, it is therefore desirable to further to improve.
The content of the invention
To be applied in view of the deficienciess of the prior art, it is an object of the invention to provide a kind of impervious leakproof of secondary structure
Work method, it can solve the problem that the underlying issue of the impervious leakproof of secondary structure, and secondary structure can be reinforced.
To achieve the above object, the invention provides following technical scheme：
A kind of impervious leakage-proof construction method of secondary structure, comprises the following steps,
1) by basal plane dabbing, and impurity is removed, while pour smashing or building by laying bricks or stones forming secondary structure plate, secondary structure plate in basal plane
Seam between basal plane be present, the position of seam is placed on the face that secondary structure plate is connected with basal plane；
2) Grouting Pipe is disposed in seam；
3) basal plane is connected to form upstream face and back side with secondary structure plate, in upstream face and positioned at basal plane and secondary structure plate shape
Into angular position set pour concrete R angles；
4) there is basal plane to cover in upstream face and pour concrete R angles to secondary structure plate covering waterproof layer；
5) damp-proof layer is set in back side,
Damp-proof layer is covered in the gap connected between basal plane and secondary structure plate and extends to the side position of gap two.By using
Above-mentioned technical proposal, by pouring the setting at concrete R angles, waterproof layer is allowed to be not in wedge angle when laying, wedge angle is deposited
In the principle by stress concentration, it easily ftractures, therefore, it is necessary to angle is removed, therefore set and pour concrete R angles.In addition, secondary
The connection of structural slab and basal plane, although it can carry out water-proofing treatment in upstream face, because water can be retained in corner, water can ooze
Enter to inside, at this moment, although back side easily becomes damp without water, therefore, sets damp-proof layer in back side, allow it to become
Relatively dry.
The present invention is more preferably：In waterproof layer and pour between concrete R angles and have extra play, 20-48 is small after the completion of extra play
When repave waterproof layer.
The present invention is more preferably：Extra play first using polymer cement mortar paving first layer, is using macromolecule certainly
The viscous coiled material wet-laying second layer, completes extra play, is kept for 24 hours.
By using above-mentioned technical proposal, the setting of extra play allows waterproof to become double-deck waterproof, and the ability of its waterproof carries
Height, in addition, can closely be pasted with basic unit by 22-48, extra play after extra play is set, subsequent construction is then done again.
Exactly, the retention time is related to temperature, summer, or temperature degree can closely bond for 24 hours in 20 degrees Celsius；Winter temperature
It is low, need 48 hours, coiled material can well be pasted with basic unit.Can first allow extra play to reach the effect of barrier, without with waterproof layer
Between carry out mixing and be combined into one layer, relative to the setting of extra play, waterproof layer be extra play set it is fully functional it
Set in its surface again afterwards, can so allow two layers to interfere.
The present invention is more preferably：After extra play laying is completed, overlapping laying first is given birth to by polymer in extra play
The first adhesive layer that cement mortar is formed, thickness be more than 5mm, then same laying same material polymer water mud form second
Adhesive layer, thickness 2-3mm, finally spread and formation superficial layer in surface is laid on using adhesive polymer coiled material, complete waterproof layer
Laying.
The present invention is more preferably：The second described bondline thickness is 2mm.
The present invention is more preferably：Described concrete R angles of pouring are formed using polymer cement mortar, and its surface is using circle
Angle is handled, and extra play is laid after the completion of concrete R angles are poured in 2-4 hours.
By using above-mentioned technical proposal, fillet processing concrete R angles of pouring there is no corner angle presence, reduce connection stress and
Dead angle, make the connection of waterproof layer and extra play with pouring concrete R angles more close.Within 2-4 hours, pour concrete R angles and reach certain
The solid shape of intensity（Its time is related to temperature, and temperature is high, and relative time is short）, allow extra play can when laying
Layering is formed, forms multiple Waterproof structural courses.
The present invention is more preferably：The cement of described polymer cement mortar and the proportioning of sand are 4：1.
The present invention is more preferably：This some slip casting skirt communicated therewith is set in the Grouting Pipe, slip casting skirt prolongs
Stretch out secondary structure plate.
The present invention is more preferably：13-17m is spaced between each slip casting skirt.
By using above-mentioned technical proposal, due to mobile performance of the slurries in pipe, therefore, do not needed every a segment distance
Slip casting skirt is set, by analysis to the pressure required for the mobile performance of slurries and slip casting, and many experiments
Go out, because setting slip casting skirt between every 12-17m, while this distance receives the size of Grouting Pipe and needs the how rare of slip casting
Close, when this bonding strength relative requirement is low, it can be provided every 17m, a piece slip casting skirt is set.And when connection
Intensity requirement it is higher be now to require that the amount of slip casting is relatively more, density it is corresponding should will height, therefore not every 12m setting one
Slip casting skirt, larger pressure during ensureing slip casting, and usually when slip casting, in order to reach the flat of dosage and bonding strength
Weighing apparatus is general that a slip casting skirt is set per 15m.
The present invention is more preferably：Described damp-proof layer is formed using rigid waterproofing coating.
By using above-mentioned technical proposal, rigidity water-proofing material refers to using cement, sandstone as raw material, or incorporation is few in it
The materials such as additive, high molecular polymer are measured, by adjusting match ratio, suppresses or reduces porosity, change pore character, increase
The methods of density between each raw material interface, it is configured to the cement mortar coagulation great soil group waterproof material with certain impermeabilisation ability
Material.While this material can have water resistance, after coating is completed to air-dry, it has rigidity, can be to two plates
Between connection play the effect of putting back to, secondary structure is reinforced.
Brief description of the drawings
Fig. 1 is the impervious leakage-proof structure figure after construction method construction；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the enlarged drawing at B in Fig. 1；
Fig. 4 is the structure chart of Grouting Pipe.
Reference：1st, basal plane；11st, dabbing portion；2nd, secondary structure plate；21st, seam；3rd, damp-proof layer；41st, extra play；
411st, first layer；412nd, the second layer；42nd, waterproof layer；421st, the first adhesive layer；422nd, the second adhesive layer；423rd, superficial layer；5th, pour
Concrete R angles；6th, Grouting Pipe；61st, slip casting skirt；62nd, extexine；63rd, intermediate layer；64th, spring steel wire.
Embodiment
1-4 and embodiment below in conjunction with the accompanying drawings, the present invention will be described in detail.
A kind of impervious leakage-proof construction method of secondary structure, comprises the following steps,
1) by the dabbing of basal plane 1, and impurity is removed；Dabbing allows on basal plane 1 groove for forming some bar shapeds, so, allows cement mortar and base
The connection area increase in face 1, so as to which so that its connection is more firm, as illustrated in fig. 1 and 2, dabbing is formed on basal plane 1 as schemed
Shown in dabbing portion 11.Pour smashing or building by laying bricks or stones forming secondary structure plate 2, secondary structure plate 2 and basal plane 1 in basal plane 1 simultaneously
Between seam 21 be present, the position of seam 21 is placed on the face that secondary structure plate 2 is connected with basal plane 1；
2) the placement Grouting Pipe 6 in the seam 21, the connection that the setting of Grouting Pipe 6 can allow between secondary structure plate 2 and basal plane 1
Preliminary connection can be first carried out, then by carrying out slip casting from inside to outside, so, allows inner pulp liquid energy to be enough full of, and then is caused
The connection of secondary structure plate 2 and basal plane 1 is more firm, occurs two without not being full of due to the slurries of interior section position
Secondary structural slab 2 is connected phenomenon loosely with basal plane 1；Typically installed in the step in order to facilitate Grouting Pipe 6, on this basal plane 1
Or continuously connected fastener is beaten on secondary structure plate 2, Grouting Pipe 6 then is put into continuously connected fastener forms in gap；
3) basal plane 1 is connected to form upstream face and back side with secondary structure plate 2, in upstream face and is located at basal plane 1 and secondary structure
The angular position that plate 2 is formed sets and pours concrete R angles 5, on the one hand pouring the setting at concrete R angles 5 can allow the stress of angle excessively to be tied at it
Reduce after the setting of structure, in the absence of stress concentration；In addition, this set is it is also possible that subsequently waterproof layer is when laying
More can be bonded with it can allow it even closer with waterproof layer；
4) there is basal plane 1 to cover in upstream face and pour concrete R angles 5 to the covering waterproof layer 42 of secondary structure plate 2；
5) damp-proof layer 3 is set in back side, damp-proof layer 3 be covered in the gap that is connected between basal plane 1 and secondary structure plate 2 and
The side position of gap two is extended to, typically considers that its longer effect of extension is better for the effect of protection against the tide, still, its cost meeting
Rise, therefore be typically all to be carried out in the range of the 250mm of gap both sides.
Wherein, Grouting Pipe 6 is provided with slip casting skirt 61, and slip casting skirt 61 is extended into secondary structure plate 2, drawn by slip casting
Slurries imported into Grouting Pipe 6 by pipe 61 from outside, complete slip casting process.Due to mobile performance of the slurries in pipe, therefore, not every
One segment distance needs to set slip casting skirt 61, is passing through the analysis to the pressure required for the mobile performance of slurries and slip casting,
And many experiments go out, per 12-17m between because setting slip casting skirt 61, while this distance receive Grouting Pipe 6 size and
Need slip casting number it is relevant, when this bonding strength relative requirement is low, it can be provided every 17m set one note
Starch skirt 61.And be now to require that the amount of slip casting is relatively more when the intensity requirement of connection is higher, density is corresponding should be high,
Therefore not every 12m one slip casting skirts 61 of setting, larger pressure during ensureing slip casting, and usually when slip casting, in order to up to
It is general that a slip casting skirt 61 is set per 15m to dosage and the balance of bonding strength.
As shown in figure 4, Grouting Pipe 6 is formed using sandwich construction, extexine 62 is formed using glove filter membrane, intermediate layer 63
Formed using non fabric filtration film, inside sets spring steel wire 64, supports whole Grouting Pipe 6 by spring steel wire 64, and note
Structure of steel wire inside slurry pipe 6 can directly support whole pipe, will not be extruded, the setting of its each layer of structure allows it to become
It is soft, it is more convenient when being put into, and this Grouting Pipe 6 is easily forced into, and causes internal blocking, therefore, in seam
Continuously connected fastener is set in 21, supports, prevents from being pressed onto.Its soft structure can allow the slip casting skirt 61 that it extends out
Have a same effect, and its can terrified drawing downwards, can place and be touched by others and damage its end.
Due to setting multiple slip casting skirts 61, therefore, after slip casting completion, part slip casting skirt 61 is allowed to be in and the external world
The state of connection, and then pressurizeed to remaining slip casting skirt 61（Air pressure or hydraulic pressure, general portion use hydraulic pressure, and hydraulic pressure is easy
The position completed to slip casting is washed away and causes slurries to pass）, allow unnecessary slurries to discharge, keep the unobstructed of Grouting Pipe 6, from
And it may be repeated practical progress slip casting follow-up.This set can carry out secondary grouting when subsequently there is seepage to be prevented
Shield, facilitates follow-up leakproof to remedy.
Concrete R angles 5 are poured to form using polymer cement mortar, and its surface is handled using fillet, extra play 41 is pouring concrete R angles
Laid after the completion of 5 in 2-4 hours.Fillet processing can allow follow-up coiled material and adhesive layer, and it has one when laying
Fixed anti-skidding effect, can allow the waterproof layer subsequently spread not glide；In addition, fillet can cause its both ends and basal plane and two
Connection between secondary structural slab is more smooth, from the phenomenon without stress concentration, so as to be placed on solidification when
Wait cracking.Within 2-4 hours, the solid shape that concrete R angles 5 reach some strength is poured, allows extra play 41 can when laying
Layering is formed, forms multiple Waterproof structural courses.Retention time at concrete R angles 5 and its environment temperature are poured to adaptation.Its relation is as follows
Table：
| Temperature（Degree） | 30 | 25 | 23 | 20 | 16 |
| Time（h） | 2 | 2.5 | 3 | 3.5 | 4 |
In waterproof layer 42 and pour between concrete R angles 5 and have extra play 41, extra play 41 is first using polymer cement mortar paving first layer
411, the adhesive polymer coiled material wet-laying second layer 412 is being used, is completing the laying of extra play 41, is being kept for 24 hours, extra play 41
It can closely be pasted with basic unit, then do subsequent construction again.In general, certain relation be present in retention time and temperature.
Such as following table：
| Temperature（Degree） | 28 | 23 | 20 | 17 | 12 | 8 | 5 |
| Retention time（h） | 20 | 22 | 24 | 28 | 32 | 40 | 48 |
It can draw, typically in summer, temperature is more than 20, substantially within 24 hours, but can not be too short, and
Winter, its cold day need 48 hours it can be allowed to be firmly bonded.
Extra play 41 laying complete after, first extra play 41 give birth to overlapping laying be made up of polymer water mud first
Adhesive layer 421, thickness is then the second adhesive layer 422 that same laying same material polymer water mud is formed more than 5mm, thick
Spend for 2mm, finally paving is laid on surface using adhesive polymer coiled material and forms superficial layer 423, the laying of completion waterproof layer 42.
In addition, the cement of polymer cement mortar and the proportioning of sand are 4：1.
Damp-proof layer 3 is formed using rigid waterproofing coating.Rigidity water-proofing material refers to using cement, sandstone as raw material, or its
It is interior to mix the materials such as a small amount of additive, high molecular polymer, by adjusting match ratio, suppress or reduce porosity, change hole
Feature, the methods of increasing the density between each raw material interface, it is configured to the cement mortar coagulation with certain impermeabilisation ability
Great soil group waterproof material.While this material can have water resistance, after coating is completed to air-dry, it has rigidity, energy
It is enough that the effect of putting back to is played to the connection between two plates, secondary structure is reinforced.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of impervious leakage-proof construction method of secondary structure, it is characterized in that：Comprise the following steps,
1) by basal plane（1）Dabbing, and impurity is removed, while in basal plane（1）Pour and smash or build by laying bricks or stones to form secondary structure plate（2）,
Secondary structure plate（2）With basal plane（1）Between seam be present（21）, seam（21）Position be placed in secondary structure plate（2）With basal plane
（1）On the face of connection；
2) in seam（21）Interior placement Grouting Pipe（6）；
3) basal plane（1）With secondary structure plate（2）Connection forms upstream face and back side, in upstream face and is located at basal plane（1）With two
Secondary structural slab（2）The angular position of formation sets and pours concrete R angles（5）；
4) there is basal plane in upstream face（1）Covered and pour concrete R angles（5）To secondary structure plate（2）Cover waterproof layer（42）；
5) damp-proof layer is set in back side（3）, damp-proof layer（3）It is covered in basal plane（1）With secondary structure plate（2）Between connect between
Gap and extend to the side position of gap two.
2. the impervious leakage-proof construction method of a kind of secondary structure according to claim 1, it is characterized in that：In waterproof layer（42）With
Pour concrete R angles（5）Between have extra play（41）, extra play（41）After the completion of 20-48 hours repave waterproof layer（42）.
3. the impervious leakage-proof construction method of a kind of secondary structure according to claim 2, it is characterized in that：Extra play（41）First adopt
First layer is spread with polymer cement mortar（411）, using the adhesive polymer coiled material wet-laying second layer（412）, complete extra play
（41）, kept for 24 hours.
4. the impervious leakage-proof construction method of a kind of secondary structure according to claim 2, it is characterized in that：In extra play（41）Paving
If after completing, first in extra play（41）The first adhesive layer that upper overlapping laying is made up of polymer water mud（421）, thickness is
More than 5mm, then the second adhesive layer that same laying same material polymer water mud is formed（422）, thickness 2-3mm, finally
Paving is laid on surface using adhesive polymer coiled material and forms superficial layer（423）, complete waterproof layer（42）Laying.
5. the impervious leakage-proof construction method of a kind of secondary structure according to claim 4, it is characterized in that：Second adhesive layer
（422）Thickness is 2mm.
6. the impervious leakage-proof construction method of a kind of secondary structure according to claim 1, it is characterized in that：Pour concrete R angles（5）Using
Polymer cement mortar is formed, and its surface is handled using fillet, extra play（41）Pouring concrete R angles（5）After the completion of in 2-4 hours
Laying.
7. according to the impervious leakage-proof construction method of a kind of secondary structure described in claim 3-6 any one claims, it is special
Sign is：The cement of polymer cement mortar and the proportioning of sand are 4：1.
8. the impervious leakage-proof construction method of a kind of secondary structure according to claim 1, it is characterized in that：The Grouting Pipe（6）
On set this some slip casting skirt communicated therewith（61）, slip casting skirt（61）Extend secondary structure plate（2）.
9. the impervious leakage-proof construction method of a kind of secondary structure according to claim 8, it is characterized in that：Each slip casting skirt
（61）Between be spaced 13-17m.
10. the impervious leakage-proof construction method of a kind of secondary structure according to claim 1, it is characterized in that：The damp-proof layer（3）
Formed using rigid waterproofing coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427103.5A CN107514149B (en) | 2016-06-15 | 2016-06-15 | Secondary structure anti-seepage and anti-leakage construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427103.5A CN107514149B (en) | 2016-06-15 | 2016-06-15 | Secondary structure anti-seepage and anti-leakage construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107514149A true CN107514149A (en) | 2017-12-26 |
| CN107514149B CN107514149B (en) | 2020-05-19 |
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| CN201610427103.5A Expired - Fee Related CN107514149B (en) | 2016-06-15 | 2016-06-15 | Secondary structure anti-seepage and anti-leakage construction method |
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| KR100396852B1 (en) * | 2002-02-18 | 2003-09-02 | 우신건축환경크리닉(주) | Method for repairing crevis on concrete structures |
| JP2005220732A (en) * | 2004-01-09 | 2005-08-18 | Lonseal Corp | Roof-floor repair waterproof structure having parapet with throating cogging and construction method for roof-floor repair waterproof structure |
| CN101205766A (en) * | 2006-12-20 | 2008-06-25 | 上海市第一建筑有限公司 | Waterproof treatment method for joint of new station and old station |
| CN101914927A (en) * | 2010-06-22 | 2010-12-15 | 中国建筑第二工程局有限公司 | Waterproof system for basement bottom plate and wall surface and construction method thereof |
| CN101994399A (en) * | 2010-10-30 | 2011-03-30 | 河南国基建设集团有限公司 | Method for repairing leaked coiled-material water-proof roof |
| CN102518216A (en) * | 2011-12-27 | 2012-06-27 | 江西中联建设集团有限公司 | Cantilever type cover plate deformation joint structure of accessible roof and construction method for structure |
| CN103243925A (en) * | 2013-04-27 | 2013-08-14 | 中建七局安装工程有限公司 | APF (advanced polarizer film) self-adhesive waterproof coiled material construction method |
-
2016
- 2016-06-15 CN CN201610427103.5A patent/CN107514149B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100396852B1 (en) * | 2002-02-18 | 2003-09-02 | 우신건축환경크리닉(주) | Method for repairing crevis on concrete structures |
| JP2005220732A (en) * | 2004-01-09 | 2005-08-18 | Lonseal Corp | Roof-floor repair waterproof structure having parapet with throating cogging and construction method for roof-floor repair waterproof structure |
| CN101205766A (en) * | 2006-12-20 | 2008-06-25 | 上海市第一建筑有限公司 | Waterproof treatment method for joint of new station and old station |
| CN101914927A (en) * | 2010-06-22 | 2010-12-15 | 中国建筑第二工程局有限公司 | Waterproof system for basement bottom plate and wall surface and construction method thereof |
| CN101994399A (en) * | 2010-10-30 | 2011-03-30 | 河南国基建设集团有限公司 | Method for repairing leaked coiled-material water-proof roof |
| CN102518216A (en) * | 2011-12-27 | 2012-06-27 | 江西中联建设集团有限公司 | Cantilever type cover plate deformation joint structure of accessible roof and construction method for structure |
| CN103243925A (en) * | 2013-04-27 | 2013-08-14 | 中建七局安装工程有限公司 | APF (advanced polarizer film) self-adhesive waterproof coiled material construction method |
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