CN109898880A - A kind of steel counter-force pressing plate reinforcement means with crack cob wall - Google Patents
A kind of steel counter-force pressing plate reinforcement means with crack cob wall Download PDFInfo
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- CN109898880A CN109898880A CN201810794719.5A CN201810794719A CN109898880A CN 109898880 A CN109898880 A CN 109898880A CN 201810794719 A CN201810794719 A CN 201810794719A CN 109898880 A CN109898880 A CN 109898880A
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- crack
- cob wall
- fracture spaces
- grouting material
- pressing plate
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Abstract
The present invention relates to a kind of steel counter-force pressing plate reinforcement means with crack cob wall, belongs to construction engineering technical field.The present invention by two hollow stretching screws, isolated film, snap rubber pad, steel counter-force pressing plate cob wall crack segmentation be independent fracture spaces；Open up slurry outlet among hollow stretching screw, by low-pressure grouting pipe into independent fracture spaces pressure injection grouting material.Grouting material is soil: fine sand: curing agent: sticky filler made of waterglass=2.8:4:0.15:3.Operation of the present invention is simple, low cost, and fracture closing is closely knit, can significantly improve the existing globality with crack cob wall, and then improve earth building anti-seismic performance, has significant application value to rural area dilapidated buildings renovation and rehabilitating historic building.
Description
Technical field
The present invention relates to a kind of steel counter-force pressing plate reinforcement means with crack cob wall, belongs to construction engineering technical field.
Background technique
Cob wall largely exists in China's traditional countryside house, is the important component of traditional architecture culture.By tradition
More crack is often distributed in building technology limitation, traditional cob wall, these cracks reduce the globality of cob wall, shock resistance
Deficiency, all previous larger earthquake all bring serious life and property loss to occupant.Crack on cob wall is also mouse worm disengaging room
The channel in room leads to indoor sanitation worsening condition, is unfavorable for the health of occupant.In China rural area dilapidated buildings renovation (abbreviation agriculture danger
Change) in work, cob wall load-bearing earthquake-resistant building strengthening reconstruction is a difficult field, and traditional cob wall house is rural area spy again
The important component of color style and features is the important carrier of traditional architecture culture, and therefore, the cob wall crack of developing low-cost, which reinforces, mends
Strong method improves traditional cob wall load-carrying members agriculture room anti-seismic performance, reduces to remove and rebuild, and working China's agriculture transformation of dangerous building and retaining passes
Traditional earth building characteristic is held to be of great significance.
Summary of the invention
The technical problem to be solved by the present invention is to by a kind of steel counter-force pressing plate reinforcement means with crack cob wall, with two
Hollow stretching screw, isolated film, snap rubber pad, steel counter-force pressing plate cob wall crack segmentation be independent fracture spaces, with
The means to break the whole up into parts, fracture carry out segmentation repairing, to improve the existing globality with crack cob wall, and then improve the raw-soil and build
Build anti-seismic performance.
The technical scheme is that a kind of 1, steel counter-force pressing plate reinforcement means with crack cob wall
Step 1: successively by isolated film (5), snap rubber pad (6), steel counter-force pressing plate (7) stacked alignment form fixation kit,
Two holes are bored in the fixation kit both sides suitable position of stacking, hole size can be such that hollow stretching screw passes through；
Step 2: since the initial position in cob wall (1) crack, will by isolated film (5), snap rubber pad (6), steel counter-force pressure
The fixation kit of plate (7) composition is temporarily fixed along the direction in cob wall (1) crack, is made by isolated film (5), is snapped rubber pad
(6), the gap in position of opening alignment cob wall (1) crack of the fixation kit of steel counter-force pressing plate (7) composition；
Step 3: along by isolated film (5), snap the hole position of rubber pad (6), the fixation kit that steel counter-force pressing plate (7) forms
The aperture on cob wall (1) is set, aperture size is consistent with fixation kit；
Step 4: the hole determined successively is penetrated with the hollow stretching screw of lower hollow stretching screw (14) and top (3), and
Castle nut (12) is put on to tighten, by isolated film (5), snap rubber pad (6), steel counter-force pressing plate (7) is fixed on cob wall (1)
Two sides；
Step 5: low-pressure grouting pipe (8) being covered in one end of lower hollow stretching screw (14), the other end is blocked with pipe close (9).
It is blocked simultaneously in one end of the hollow stretching screw in top (3) with pipe close (9), the other end is kept unimpeded；
Step 6: opening slip casting valve, slip casting starting at low-pressure grouting pipe (8)；
Step 7: one end that slip casting to the hollow stretching screw in top (3) is open begins with slurries and oozes, and closes slip casting valve, completes
The perfusion of this independent fracture spaces (13)；
Step 8: being ejected this hollow stretching screw in independent fracture spaces (13) lower end (3) with stifled slurry bamboo trunk (15).Lower end is hollow
After stretching screw (3) is ejected cob wall, stifled slurry bamboo trunk (15) is retained in cob wall；
Step 9: will by isolated film (5), snap rubber pad (6), fixation kit that steel counter-force pressing plate (7) forms it is hollow with top
Stretching screw (3) is axis rotation, turns to next section of fractuer direction, and the lower part position of opening of fixation kit is made to be directed at crack gaps.
Lower hollow stretching screw (14) becomes the hollow stretching screw in top (3) at this time, forms new independent fracture spaces (13)；
Step 3 ~ 9 are repeated, until glued crack finishes, remove associated fixture, so far a kind of steel counter-force with crack loam wall
The construction of pressing plate reinforcement means finishes.
The hollow stretching screw (3) (14) is equipped with the slurry outlet (4) of 4 different directions on tube wall, is convenient for independence
Grouting material (11) are injected in fracture spaces (13), to clog independent fracture spaces (13)；Or it is convenient for independent fracture spaces (13)
Interior grouting material (11) is overflowed, to judge whether slip casting is closely knit in independent fracture spaces (13).
It is described by tightening castle nut (12) so that snap rubber pad (6) be pressurized be tightly attached to cob wall surface, due to snapping
Rubber pad (6) has the ability of flexible deformation, can compress on cob wall (1) independent fracture spaces (13) rough table nearby
Face squeeze out grouting material (11) will not from cob wall surface and be lost；
It is described to snap between rubber pad (6) and independent fracture spaces (13) setting isolated film (5), will snap rubber pad (6) with
Grouting material (11) is isolated in independent fracture spaces (16), and the alkaline corrosion of grouting material (11) is avoided to snap rubber pad (6), to maintain
The flatness on rubber pad (6) surface is snapped, the service life for snapping rubber pad (6) is extended.
The grouting material is soil: fine sand: curing agent: sticky filler made of waterglass=2.8:4:0.15:3, after solidification
There is good bonding with cob wall (1), reinforces the globality of cracking cob wall, improve the bearing capacity and anti-seismic performance of cob wall.
It is described by the hollow stretching screw in top (3) with slurry outlet (4), lower hollow stretching screw (14), isolated film
(5), rubber pad (6), steel counter-force pressing plate (7) are snapped, the crack (2) of loam wall (1) is divided into independent fracture spaces (13).Solely
Vertical fracture spaces (13) are the sub-fractions of cob wall primary fracture (2), and grouting material (11) is facilitated to inject, and are easy to grouting material (11) expansion
Dissipate full entire independent fracture spaces (13).
It is described after independent fracture spaces (13) slip casting, with the independent fracture spaces of stifled slurry bamboo trunk (10) ejection
(13) lower hollow stretching screw (14), then by isolated film (5), snap rubber pad (6), steel counter-force pressing plate (7) around not tearing open
The hollow stretching screw (3) of another removed rotates by a certain angle, and is pressed on cob wall (1) crack, then penetrates the hollow drawing in top
Tight screw rod (3), tightens castle nut (12), can form a new independent fracture spaces (13), Xiang Duli fracture spaces
(13) it fills grouting material (11), such circulate operation, the whole crack of existing cob wall can be completed fills up work.
After there is grouting material (11) spilling in independent fracture spaces (13) upper end hollow stretching screw (3) one end, pipe close is used
(9) it clogs, continues to inject grouting material (11), until independent fracture spaces (13) upper end hollow stretching screw (3) other end also has
After grouting material (11) overflows, it is closely knit to can determine whether that independent fracture spaces (13) interior slip casting fills.
After the completion of the interior slip casting of the independent fracture spaces (13), with stifled slurry bamboo trunk (15) by independent fracture spaces (13) lower end
Hollow stretching screw (3) ejection.After the hollow stretching screw in lower end (3) is ejected cob wall, stifled slurry bamboo trunk (15) is retained in cob wall,
While realizing that hollow thread pull rod (14) are reusable, ensure that independent fracture spaces (13) interior grouting material (11) is blocked slurry
Bamboo trunk (10) closing, avoids grouting material (11) from flowing out, maintains independent fracture spaces (13) interior grouting material (11) to fill closely knit.
The beneficial effects of the present invention are:
1, longer crack is divided into shorter crack and carries out slip casting by the thinking to break the whole up into parts, and is easy to guarantee that slip casting is closely knit full,
By reinforcing the reparation that cob wall crack is segmented the globality of entire cob wall, the seismic hardening to rural area cob wall load-bearing house is played
Effect；
2, by the reinforcement and repair to a large amount of old cob walls, so that Traditional Rural characteristic style and features is proud to continue；
3, material cost, and the recycling of entire reinforcement feature are controlled by research to injecting paste material, be truly realized with
The technical solution of rural area cob wall crack reinforcement and strengthening under premised on low cost.
Detailed description of the invention
Fig. 1 is that cob wall crack of the present invention reinforces elevational schematic view；
Fig. 2 is that cob wall crack of the present invention reinforces diagrammatic cross-section；
Fig. 3 is that cob wall crack of the present invention reinforces hollow stretching screw schematic diagram；
Fig. 4 is Component composition schematic diagram of the present invention.
In figure: 1- cob wall, the crack 2-, the hollow stretching screw in the top 3-, 4- slurry outlet, 5- isolated film, 6- snap rubber
Pad, the stifled slurry bamboo trunk of 7- steel counter-force pressing plate, 8- low-pressure grouting pipe, 9- pipe close, 10-, 11- grouting material, 12- castle nut, 13- are independent
Fracture spaces, 14- lower hollow stretching screw.
Specific embodiment
With reference to the accompanying drawings and detailed description, the invention will be further described.
Embodiment 1: preparing the grouting material (11) for reinforcement crack (2) first, and grouting material is soil: fine sand: curing agent: water
Sticky filler made of glass=2.8:4:0.15:3.Then, successively by isolated film (5), snap rubber pad (6), steel counter-force
Pressing plate (7) stacked alignment forms fixation kit, bores two holes in the fixation kit both sides suitable position of stacking, hole size can make
Hollow stretching screw passes through；Since the initial position in cob wall (1) crack (2), will by isolated film (5), snap rubber pad
(6), steel counter-force pressing plate (7) composition fixation kit temporarily fixed along the direction in cob wall (1) crack, make by isolated film (5),
Snap the gap in position of opening alignment cob wall (1) crack of rubber pad (6), the fixation kit that steel counter-force pressing plate (7) forms；Along
By isolated film (5), the hole location of rubber pad (6), the fixation kit that steel counter-force pressing plate (7) forms is snapped on cob wall (1)
Aperture, aperture size are consistent with fixation kit；Successively worn with the hollow stretching screw of lower hollow stretching screw (14) and top (3)
Enter the hole determined, and put on castle nut (12) and tighten, by isolated film (5), snaps rubber pad (6), steel counter-force pressing plate
(7) two sides of cob wall (1) are fixed on, independent fracture spaces (13) are formed；Low-pressure grouting pipe (8) is covered and tenses spiral shell in lower hollow
One end of bar (14), the other end are blocked with pipe close (9).Slip casting valve is opened, is started at low-pressure grouting pipe (8) to independent crack
Grouting material (11) are injected in space (13)；One end of slip casting to the hollow stretching screw in top (3) begins with grouting material (11) spilling,
At this point, one end that the hollow stretching screw in top (3) overflows grouting material (11) is blocked with pipe close (9), the other end is kept unimpeded；After
Continuous injection grouting material (11), until the other end has grouting material (11) spilling.Slip casting valve is closed, this independent fracture spaces is completed
(13) perfusion；This independent fracture spaces (13) lower hollow stretching screw (14) is ejected with stifled slurry bamboo trunk (15).Lower end is empty
After heart stretching screw (14) is ejected cob wall (1), stifled slurry bamboo trunk (15) is retained in cob wall, and grouting material (11) is prevented to flow out；It will
By isolated film (5), snap rubber pad (6), fixation kit that steel counter-force pressing plate (7) forms is with the hollow stretching screw in top (3)
For axis rotation, next section of fractuer direction is turned to, the top position of opening of fixation kit is made to be directed at crack (2) gap.Top at this time
Hollow stretching screw (3) becomes lower hollow stretching screw (14), forms new independent fracture spaces (13), passes through lower hollow
Stretching screw (14) injects grouting material (11) into new independent fracture spaces (13)；Above step is repeated, until crack (2) are complete
Portion is full of by grouting material (11), removes associated fixture, and so far a kind of steel counter-force pressing plate reinforcement means with crack loam wall is applied
Work finishes.
Claims (9)
1. a kind of steel counter-force pressing plate reinforcement means with crack cob wall, it is characterised in that: including the hollow tension with slurry outlet (4)
Screw rod (3), isolated film (5) snap rubber pad (6), steel counter-force pressing plate (7) crack (2) of loam wall (1) are divided into independence
Fracture spaces (13)；
There is the hollow stretching screw in top (3) in independent fracture spaces (13) upper end, and there is a lower hollow stretching screw in lower end
(14)；
Tighten castle nut (12), make isolated film (5), snap rubber pad (6), steel counter-force pressing plate (7) is tightly attached to crack (2)
Other loam wall surface；With low-pressure grouting pipe (8) by the lower hollow stretching screws (14) of independent fracture spaces (13) to only
Vertical fracture spaces (13) interior pressure injection grouting material (11)；
When there is grouting material (11) spilling in independent fracture spaces (13) top hollow stretching screw (3) side, clogged with pipe close (9)
One end that the hollow stretching screw in top (3) has grouting material (11) to overflow, then proceedes to the interior pressure injection grouting material of fracture spaces (13)
(11), until stopping when independent fracture spaces (13) upper end hollow stretching screw (3) other side also has grouting material (11) spilling
Slip casting；
Loosen castle nut (12), ejects independent fracture spaces (13) lower hollow thread (14) with stifled slurry bamboo trunk (10)；
Centered on the top hollow thread pull rod (13) of reservation, rotation isolated film (5) snaps rubber pad (6), steel counter-force pressure
Plate (7) covers next section of crack (2), is inserted into the hollow stretching screw in top (3) in the upper end in next section of crack, forms one
Low-pressure grouting pipe (8) is connected to new independent fracture spaces (13) lower hollow at this time and tensed by new independent fracture spaces (13)
The filling to new dead-end fracture space is completed, is recycled past to new independent fracture spaces (13) interior slip casting in screw rod (14) end
It is multiple, until whole crack closures are completed on cob wall (1).
2. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: hollow drawing
Tight screw rod (3) (14) is equipped with the slurry outlet (4) of 4 different directions on tube wall, convenient for the injection into independent fracture spaces (13)
Grouting material (11), to clog independent fracture spaces (13)；Or overflowed convenient for independent fracture spaces (13) interior grouting material (11), with
Judge whether slip casting is closely knit in independent fracture spaces (13).
3. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: pass through torsion
Tight castle nut (12) is tightly attached to cob wall surface so that snapping rubber pad (6) and being pressurized, and has elasticity due to snapping rubber pad (6)
The ability of deformation can compress on cob wall (1) independent fracture spaces (13) rough surface nearby, make grouting material (11) no
It can squeeze out and be lost from cob wall surface.
4. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: snap rubber
Isolated film (5) are set between rubber mat (6) and independent fracture spaces (13), rubber pad (6) and independent fracture spaces will be snapped
(16) grouting material (11) is isolated in, and the alkaline corrosion of grouting material (11) is avoided to snap rubber pad (6), to maintain to snap rubber pad
(6) flatness on surface extends the service life for snapping rubber pad (6).
5. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: grouting material
For soil: fine sand: curing agent: sticky filler made of waterglass=2.8:4:0.15:3 has after solidification with cob wall (1) good
Bonding reinforces the globality of cracking cob wall, improves the bearing capacity and anti-seismic performance of cob wall.
6. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: by taking out of
Starch the hollow stretching screw in top (3) of hole (4), lower hollow stretching screw (14), isolated film (5), snap rubber pad (6),
The crack (2) of loam wall (1) is divided into independent fracture spaces (13) by steel counter-force pressing plate (7)；
Independent fracture spaces (13) are the sub-fractions of cob wall primary fracture (2), facilitate grouting material (11) to inject, are easy to grouting material
(11) the full entire independent fracture spaces (13) of diffusion.
7. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: when one
After independent fracture spaces (13) slip casting, independent fracture spaces (13) lower hollow stretching screw is ejected with stifled slurry bamboo trunk (10)
(14), then by isolated film (5), snap rubber pad (6), counter-force pressing plate (7) around another hollow stretching screw that do not remove
(3) it rotates by a certain angle, is pressed on cob wall (1) crack, then penetrate the hollow stretching screw in top (3), tighten castle nut
(12), a new independent fracture spaces (13) can be formed, Xiang Duli fracture spaces (13) fill grouting material (11), so follow
Ring operation, the whole crack of existing cob wall can be completed fills up work.
8. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: independently split
It after there is grouting material (11) spilling in gap space (13) upper end hollow stretching screw (3) one end, is clogged with pipe close (9), continues injection and fill
Slurry (11), until after independent fracture spaces (13) upper end hollow stretching screw (3) other end also has grouting material (11) spilling, it can
It is closely knit to judge that independent fracture spaces (13) interior slip casting fills.
9. a kind of steel counter-force pressing plate reinforcement means with crack cob wall according to claim 1, it is characterised in that: independently split
After the completion of gap space (13) interior slip casting, the hollow stretching screw in independent fracture spaces (13) lower end (3) is pushed up with stifled slurry bamboo trunk (15)
Out；
After the hollow stretching screw in lower end (3) is ejected cob wall, stifled slurry bamboo trunk (15) is retained in cob wall, is realizing hollow thread drawing
While bar (14) is reusable, ensures that independent fracture spaces (13) interior grouting material (11) is blocked and starch bamboo trunk (10) closing, keep away
Exempt from grouting material (11) outflow, maintains independent fracture spaces (13) interior grouting material (11) to fill closely knit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721683979 | 2017-12-07 | ||
| CN2017216839792 | 2017-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109898880A true CN109898880A (en) | 2019-06-18 |
Family
ID=66943097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810794719.5A Pending CN109898880A (en) | 2017-12-07 | 2018-07-19 | A kind of steel counter-force pressing plate reinforcement means with crack cob wall |
Country Status (1)
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| CN (1) | CN109898880A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550070A (en) * | 2020-05-09 | 2020-08-18 | 上海橡树装饰工程有限公司 | Deep seam repairing construction method |
| CN112267702A (en) * | 2020-10-15 | 2021-01-26 | 深圳市众安工程技术有限公司 | Crack reinforcing structure of wall body |
| CN114673062A (en) * | 2022-04-08 | 2022-06-28 | 程志东 | Crack repairing device and method for highway construction |
-
2018
- 2018-07-19 CN CN201810794719.5A patent/CN109898880A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550070A (en) * | 2020-05-09 | 2020-08-18 | 上海橡树装饰工程有限公司 | Deep seam repairing construction method |
| CN112267702A (en) * | 2020-10-15 | 2021-01-26 | 深圳市众安工程技术有限公司 | Crack reinforcing structure of wall body |
| CN112267702B (en) * | 2020-10-15 | 2022-06-14 | 深圳市众安工程技术有限公司 | Repairing method of crack reinforcing structure of wall |
| CN114673062A (en) * | 2022-04-08 | 2022-06-28 | 程志东 | Crack repairing device and method for highway construction |
| CN114673062B (en) * | 2022-04-08 | 2024-05-17 | 石家庄市宏通公路建设养护有限公司 | Crack repairing device and repairing method for highway construction |
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| PB01 | Publication | ||
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Application publication date: 20190618 |