CN208884537U - A kind of New-type mould bag soil nailing pile composite supporting structure - Google Patents
A kind of New-type mould bag soil nailing pile composite supporting structure Download PDFInfo
- Publication number
- CN208884537U CN208884537U CN201821452711.2U CN201821452711U CN208884537U CN 208884537 U CN208884537 U CN 208884537U CN 201821452711 U CN201821452711 U CN 201821452711U CN 208884537 U CN208884537 U CN 208884537U
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- CN
- China
- Prior art keywords
- mould bag
- soil nailing
- stake
- slope
- pile
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model discloses a kind of New-type mould bag soil nailing pile composite supporting structures; it includes: mould bag soil nailing body stake consolidated structures body, slope protection protective, slope foot reinforcing mould bag pile body that it, which is formed; mould bag soil nailing body stake consolidated structures body is uniformly arranged in the slope protection protective bottom; the mould bag soil nailing body stake consolidated structures body angle with horizontal plane is arranged at 5o~20o; the outer drainage system of mould bag soil nailing pile body is provided on the slope protection protective, the slope protection protective bottom is provided with slope foot and reinforces mould bag pile body.Not only intensity is high for the New-type mould bag soil nailing pile composite supporting structure, and preferably solves to pour into type Anticorrosion, and the soft layers such as mud, muck soil particularly suitable for pore-forming difficulty various banket and sand.
Description
Technical field
The utility model relates to engineering construction technology field, specially a kind of New-type mould bag soil nailing pile composite supporting knot
Structure.
Background technique
Existing soil-nailed structure body reinforces excavation slope the soil nailing made of reinforcing bar, and side slope surface is laid with one
The slope reinforcement type construction method for supporting that one layer of concrete surface layer of road steel mesh fill-before-fire and earthwork side slope combine.It is configured to be arranged
The complex and surface layer institute structure that reinforcement rod piece (i.e. soil nailing or anchor pole) and its surrounding soil secure bond in slopes are formed
At similar Form Gravity Breast Wall supporting construction, the length of soil nailing is about 0.5 ~ 1.2 times of cutting depth, be spaced about 1 ~ 2m,
Angle with horizontal plane is preferably 5 degree ~ 20 degree；Soil nailing reinforcing bar preferably uses HRB335, HRB400 grades of reinforcing bars, and bar diameter is preferably 16 ~
32mm, bore diameter are 70 ~ 120mm；Soil nail wall injecting paste material preferably uses cement slurry or cement mortar, and strength grade is unsuitable low
In M20.
Utility model content
The purpose of this utility model is to provide a kind of New-type mould bag soil nailing pile composite supporting structures, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of New-type mould bag soil nailing pile composite supporting
Structure, composition include: mould bag soil nailing body stake consolidated structures body, slope protection protective, slope foot reinforce mould bag pile body, it is described
Mould bag soil nailing body stake consolidated structures body, the mould bag soil nailing body stake consolidated structures are uniformly arranged in slope protection protective bottom
Body angle with horizontal plane is arranged at 5o~20o, is provided with mould bag soil nailing pile body outlet water system on the slope protection protective
System, the slope protection protective bottom are provided with slope foot and reinforce mould bag pile body.
Preferably, the New-type mould bag soil nailing pile composite supporting structure, the mould bag soil nailing body stake consolidated structures body
It is made of the soil nailing body stake of mould bag and stake end chemical grouting solidified body, the mould bag soil nailing body stake includes form sack grouting body by being in the milk
The woven mould bag of steel pipe, high-strength polypropylene filament yarn, packer grouting isolator, PVC drain pipe composition.
Preferably, the New-type mould bag soil nailing pile composite supporting structure, the slope table of the slope protection protective
Face is laid with one of steel mesh, sprays one layer of concrete surface layer on the steel mesh.
Preferably, the New-type mould bag soil nailing pile composite supporting structure, the slope foot reinforce mould bag pile body by crown beam
It is formed with mould bag stake, elongated connection in the crown beam and the stake of mould bag.
Preferably, the New-type mould bag soil nailing pile composite supporting structure, the outer drainage system of the mould bag soil nailing pile body
Including drilling, the drilling is arranged on the non-mould bag soil nailing pile body of slope surface, and drainpipe, the row are inserted in the drilling
Water pipe tube wall is drilled with the PVC drain pipe of the draining eye of spacing 100mm aperture 12mm, covers water strainer and film on the drainpipe
Cloth.
Compared with prior art, the utility model has the beneficial effects that the New-type mould bag soil nailing pile composite supporting structure
It proposes, replaces reinforcing bar to be used as grout pipe simultaneously by embedded steel pipe, combined with separator with film bag, using high-pressure grouting side
Formula forms the mould bag soil nailing pile composite supporting structural body of a kind of novel pile body reaming extrusion soil and stake end consolidation.New-type mould bag
Soil nailing stake complex structure body intensity is high, effectively squeezes reaming and special discharge structure, the more effective inside for strengthening the insertion soil body
Structure improves soil body compactness, increases substantially soil nailing and soil body contact surface viscous force and frictional force, especially stake end and consolidates,
The breakout capacity of soil nailing stake is greatly improved, the more preferable support action for playing soil-nailed structure body.New-type mould bag soil nailing composite pile supporting
Not only intensity is high for structure, and preferably solves to pour into type Anticorrosion, and mud, muck soil particularly suitable for pore-forming difficulty etc. is soft
Weak soil layer various bankets and sand.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model floor map.
Fig. 3 is the utility model mould bag soil nailing body stake consolidated structures body schematic diagram.
In figure: 1, slope protection protective, 2, the outer drainage system of mould bag soil nailing pile body, 3, mould bag soil nailing body stake consolidated structures
Body, 4, crown beam, 5, slope foot reinforcing mould bag pile body, 6, packer grouting isolator, 7, the woven mould bag of high-strength polypropylene filament yarn, 8, PVC row
Water pipe, 10, mould bag stake.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of New-type mould bag soil nailing pile composite supporting structure,
It includes: mould bag soil nailing body stake consolidated structures body 3, slope protection protective 1, slope foot reinforcing mould bag pile body 5, feature that it, which is formed,
Be: mould bag soil nailing body stake consolidated structures body 3, the mould bag soil nailing are uniformly arranged in 1 bottom of slope protection protective
3 angle with horizontal plane of body stake consolidated structures body is arranged at 5o~20o, and mould bag soil is provided on the slope protection protective 1
The outer drainage system 2 of pile body is followed closely, 1 bottom of slope protection protective is provided with slope foot and reinforces mould bag pile body 5, the mould bag
Soil nailing body stake consolidated structures body 3 is made of the soil nailing body stake of mould bag and stake end chemical grouting solidified body, the mould bag soil nailing body stake
Including form sack grouting body by grouting steel pipe 8, the woven mould bag 7 of high-strength polypropylene filament yarn, packer grouting isolator 6,9 groups of PVC drain pipe
At the side slope surface of the slope protection protective 1 is laid with one of steel mesh, sprays one layer of concrete face on the steel mesh
Layer, the slope foot are reinforced mould bag pile body 5 and are made of crown beam 4 and mould bag stake 10, elongated company in the crown beam 4 and mould bag stake 10
It connects, the outer drainage system 2 of the mould bag soil nailing pile body includes drilling, and the drilling is arranged in the non-mould bag soil nailing pile body of slope surface
On, drainpipe is inserted in the drilling, the draining tube wall is drilled with the PVC of the draining eye of spacing 100mm aperture 12mm
Drainpipe covers water strainer and film cloth on the drainpipe.
Working principle: New-type mould bag soil nailing stake braced wall by mould bag soil nailing body stake consolidated structures body, slope protection protective,
Slope foot reinforces the outer drainage system of mould bag pile body composition, mould bag soil nailing pile body.
1, mould bag soil nailing body stake solidified body: length is 0.5~1.2 times of cutting depth, angle with horizontal plane be preferably 5o~
20o, the spacing of mould bag soil nailing body stake solidified body arranged: laterally (vertical with excavation, supporting direction) 0~2m；It is longitudinal (with open
Digging, supporting direction are parallel) 0~2m.Mould bag soil nailing body stake solidified body is by the soil nailing body stake of mould bag and stake end chemical grouting solidified body group
At.
(1) mould bag soil nailing body stake pile body diameter is generally 0.20~0.35cm, and pile body drilling diameter is 0.10~0.15cm
Design is reached using high-pressure grouting extrusion soil afterwards and needs pile body diameter, it is expanding than (high-pressure grouting of mould bag soil nailing pile body forms
Pile body diameter and pile body drilling diameter ratio) it is 1~4；
(2) stake end chemical consolidation is in the milk: mixing and stirring for waterglass and cement, grouting volume diameter is generally mould bag soil nailing
1~3 times of body stake.
2, slope protection protective: the slope surface gunite concrete of excavation.Side slope surface be laid with one steel mesh (HBR335 or
HBR400 reinforcing bar) one layer of concrete surface layer of fill-before-fire, thickness is greater than 10cm；
3, slope foot reinforces mould bag pile body: being made of crown beam and mould bag stake (mini pile)
(1) mould bag stake (mini pile): mini pile diameter is 100~350mm, and building-in depth is greater than 2m~6m, between mould bag stake
Away from for 0.3~2.0m；Concrete strength is not less than 30.0MPa.
(2) crown beam: elongated connection in mould bag stake.Crown beam width should be greater than mould bag stake diameter and not less than 250mm, and crown beam is high
(150~250mm) is bound using HBR335 or HBR400 reinforcing bar, and concrete strength is not less than 20.0MPa.
4, it the outer drainage system of mould bag soil nailing pile body: drills at the non-mould bag soil nailing pile body setting of slope surface, boring aperture is greater than
The PVC draining that DN25~DN50 tube wall is drilled with the draining eye of spacing 100mm aperture 12mm is set as needed in drain pipe diameter
Pipe, then water strainer and film cloth are put on, length is greater than mould bag soil nailing pile body and stake root chemosetting body length summation.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of New-type mould bag soil nailing pile composite supporting structure, composition includes: mould bag soil nailing body stake consolidated structures body (3), slope
Face protection body (1), slope foot reinforce mould bag pile body (5), it is characterized in that: described slope protection protective (1) bottom is uniform
Arrangement mould bag soil nailing body stake consolidated structures body (3), mould bag soil nailing body stake consolidated structures body (3) angle with horizontal plane at
5o~20o is arranged, and the outer drainage system (2) of mould bag soil nailing pile body, the slope are provided on the slope protection protective (1)
Face protection body (1) bottom is provided with slope foot and reinforces mould bag pile body (5).
2. New-type mould bag soil nailing pile composite supporting structure according to claim 1, it is characterized in that: the mould bag soil nailing body
Stake consolidated structures body (3) is made of the soil nailing body stake of mould bag and stake end chemical grouting solidified body, and the mould bag soil nailing body stake includes
Form sack grouting body is by grouting steel pipe (8), the woven mould bag (7) of high-strength polypropylene filament yarn, packer grouting isolator (6), PVC drain pipe
(9) it forms.
3. New-type mould bag soil nailing pile composite supporting structure according to claim 1, it is characterized in that: the slope protection is protected
The side slope surface of watch box (1) is laid with one of steel mesh, sprays one layer of concrete surface layer on the steel mesh.
4. New-type mould bag soil nailing pile composite supporting structure according to claim 1, it is characterized in that: the slope foot reinforces mould
Bag pile body (5) is made of crown beam (4) and mould bag stake (10), elongated connection in the crown beam (4) and mould bag stake (10).
5. New-type mould bag soil nailing pile composite supporting structure according to claim 1, it is characterized in that: the mould bag soil nailing stake
External drainage system (2) includes drilling, and the drilling is arranged on the non-mould bag soil nailing pile body of slope surface, is inserted in the drilling
Drainpipe, the draining tube wall are drilled with the PVC drain pipe of the draining eye of spacing 100mm aperture 12mm, the drainpipe
Above cover water strainer and film cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452711.2U CN208884537U (en) | 2018-09-06 | 2018-09-06 | A kind of New-type mould bag soil nailing pile composite supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452711.2U CN208884537U (en) | 2018-09-06 | 2018-09-06 | A kind of New-type mould bag soil nailing pile composite supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208884537U true CN208884537U (en) | 2019-05-21 |
Family
ID=66511238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821452711.2U Expired - Fee Related CN208884537U (en) | 2018-09-06 | 2018-09-06 | A kind of New-type mould bag soil nailing pile composite supporting structure |
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| CN (1) | CN208884537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797610A (en) * | 2018-09-06 | 2018-11-13 | 蔡荪萍 | A kind of New-type mould bag soil nailing pile composite supporting structure |
-
2018
- 2018-09-06 CN CN201821452711.2U patent/CN208884537U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797610A (en) * | 2018-09-06 | 2018-11-13 | 蔡荪萍 | A kind of New-type mould bag soil nailing pile composite supporting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190521 Termination date: 20190906 |