CN208219696U - Assembled composite ecotype retaining wall - Google Patents
Assembled composite ecotype retaining wall Download PDFInfo
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- CN208219696U CN208219696U CN201820672913.1U CN201820672913U CN208219696U CN 208219696 U CN208219696 U CN 208219696U CN 201820672913 U CN201820672913 U CN 201820672913U CN 208219696 U CN208219696 U CN 208219696U
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Abstract
The utility model relates to assembled composite ecotype retaining wall, including basis, the first retaining wall, the second retaining wall and vertical barricade, basis is supported on the hard stratum of foundation soil by soil nailing, vertical dams setting on the basis of, basic upper surface is equipped with bottom plate；First retaining wall is arranged along slope soil lateral surface, and the bottom of the first retaining wall and the upper surface of bottom plate are fixed, and the first retaining wall is connect by soil nailing with slope soil；Second retaining wall is located at the outside of the first retaining wall in parallel, and second there are gaps between retaining wall and the first retaining wall, the bottom of second retaining wall and the medial surface of vertical barricade are fixed, and are connected between the second retaining wall and the first retaining wall by reinforcing bar, and gap is equipped with backfill.The first retaining wall of the utility model and the second retaining wall form compound retaining wall, and squeeze into the soil body by special soil nailing, improve the lateral bearing capacity of compound retaining wall, and using prefabricated barricade assembled in situ, speed of application is fast, and the period is short.
Description
Technical field
The utility model relates to the technical field of the retaining wall of welding with filler wire, in particular to a kind of assembled composite ecotype
Retaining wall.
Background technique
The retaining wall of welding with filler wire mainly uses gravity retaining wall, tied retaining wall, counterfort wall, adds at present
Muscle soil retaining wall, stake plate type retaining wall, cantilever retaining wall.Gravity retaining wall leans on self gravity soil body principle of balance, general structure
Simply, easy for construction, but its barricade bricklaying volume is larger, the requirement to basis is also high, and side slope has biggish dependence；Anchor
Fixed pattern retaining wall belongs to light-type block wall, and elongated includes anchor rod type and two kinds of anchoring type, relies primarily on the anchor in embedding ground
The stretching resistance of bar holds column, guarantees the stabilization of the soil body, but it is more demanding to formation condition, in region of FuShui and can be to steel
Material causes the stratum of corrosion, and durability is poor；Counterfort is retaining wall using prefabricated with the cast-in-place construction method combined, basic
Cast-in-place, good appearance is small in size, from heavy and light, but it is high to the requirement for bearing capacity on basis, the construction period is relatively long；Peg board formula
Retaining wall structure is relatively simple, and to different well adapting to property of basis, but its structure stress is simple, biggish to height
The effect of slight slope is limited, and the deformation of wall top is larger, and cost is higher, less economical；Cantilever retaining wall maxi-mum height heavy force
It for formula, is enhanced, but is not suitable for the poor soil layer of foundation condition, and working face is larger.
Therefore, need to seek that a kind of speed of application is fast, maxi-mum height is higher, saves and prepares cost and can adapt to each at present
The retaining wall and its construction method of kind ground and the soil body seem particularly significant.
Utility model content
The purpose of this utility model is exactly to overcome drawbacks described above, provides a kind of assembled composite ecotype retaining wall.This reality
It is achieved through the following technical solutions with novel purpose:
The utility model relates to a kind of assembled composite ecotype retaining wall comprising basis, the first retaining wall, second
Retaining wall and vertical barricade, the basis are embedded in foundation soil, and the hard stratum of foundation soil is supported on by soil nailing
On；In the outermost of basic upper surface, basic upper surface is located at vertical barricade inner side and sets the vertical dams setting
There is bottom plate；First retaining wall is arranged along slope soil lateral surface, and the bottom of the first retaining wall and the upper surface of bottom plate are solid
Fixed, the first retaining wall is connect by soil nailing with slope soil；Second retaining wall is located at the outside of the first retaining wall in parallel,
And second there are gap, the bottom of the second retaining wall and the medial surfaces of vertical barricade to fix between retaining wall and the first retaining wall,
It is connected between second retaining wall and the first retaining wall by reinforcing bar, the gap between the second retaining wall and the first retaining wall is equipped with
Backfill.
Preferably, it is equipped with drainage arrangement in the backfill and slope soil, drainage arrangement includes being embedded in backfill
Container in soil or slope soil, the outer ring of container are provided with several plastic draining boards being evenly arranged, plastic draining board and appearance
Device is connected by fixed plate, is matched on container and is arranged with drainpipe, on first retaining wall, the second retaining wall and vertical barricade
Equipped with drain hole, drainpipe passes through drain hole, and extends to the outside of vertical barricade.
Preferably, the soil nailing includes concrete soil nail ontology, and concrete soil nail is set inside the body vertical muscle and hoop
Muscle, the bottom of concrete soil nail ontology, which is equipped with, cuts native tip, and the outer ring of concrete soil nail ontology is equipped with side wall circular knife, concrete
The top of soil nailing ontology is equipped with expanding side wall, and the outer ring of expanding side wall is equipped with screw thread, and screw thread outer ring, which is matched, is arranged with nut, expanding side
The top of wall is equipped with the head of a nail, head of a nail setting and basic internal.
Preferably, the inside of first retaining wall is equipped with TGXG, between TGXG is parallel with the first retaining wall
Every setting.
Preferably, the top of first retaining wall is equipped with the first top plate, and the top of the second retaining wall is equipped with the second top
It is fixed between plate, the first top plate and the first retaining wall, the second top plate and the second retaining wall by connecting plate and bolt.
Preferably, the medial surface of the lateral surface of first retaining wall and second retaining wall is equipped with mutually right
The reinforcing bar fixing groove answered, the both ends of the reinforcing bar are fixed in corresponding reinforcing bar fixing groove, and reinforcing bar and the first retaining wall hang down
Straight arrangement.
Preferably, the outside on the basis is equipped with cured layer, and the outside of the vertical barricade is equipped with several equidistant
Spaced counterfort.
Preferably, the bottom on the basis is equipped with bed course.
Using technical solution provided by the utility model, compared with prior art, have the following beneficial effects:
1, the utility model use twice retaining wall, the first retaining wall in inside soil body, the second retaining wall outside side slope,
First retaining wall is connected by bolt with bottom plate, and the second retaining wall is connect by bolt with vertical barricade to be connected finally by reinforcing bar
It connects to form an entirety, this mode can provide twice safety measure, increase the safety of the soil body.
2, the utility model uses twice retaining wall, bottom plate, top plate are all over-the-counter prefabricated, at the construction field (site), only
It needs to connect by bolt with the bolt hole of prefabricated retaining wall internal reservation, compared with traditional construction method, this is practical new
The speed of application of type is fast, short time limit.
3, the utility model squeezes into soil nailing before production basis, and concrete soil nail outer body is wrapped in one layer of side wall spiral
Knife, soil nailing end are to cut native tip, which one side side wall circular knife and cuts native point compared to the stake in stake plate type retaining wall
End is conducive to squeeze into soil nailing in the soil body, and another aspect side wall circular knife possesses the effect of the screw thread of similar screw, in the soil body
It will form certain resistance to plucking, stretching resistance.
4, compared with traditional tie rod anchored retaining wall, the utility model is made using concrete soil nail ontology of concrete,
For reinforced concrete structure, concrete has preferable corrosion resistance, avoids tie rod anchored retaining wall and answers anchor pole intracorporal by soil
The shortcomings that element of water or other perishable steel damages and causes retaining wall there are hidden danger.
5, the utility model reserves drain hole on retaining wall, in construction, installs drainage arrangement, and connect by drainpipe
It is connected to drain hole, the moisture of inside soil body is discharged on the outside of vertical barricade, compares and is provided with traditional retaining wall, the utility model
Drainage arrangement, increases the stability and safety of the soil body to a certain extent.
Detailed description of the invention
Fig. 1 is the structural map of assembled composite ecotype retaining wall；
Fig. 2 is the structural schematic diagram of the soil nailing in Fig. 1；
Fig. 3 is the schematic diagram of counterfort Yu vertical barricade connection structure；
Fig. 4 is the connecting node schematic diagram of bottom plate Yu vertical barricade；
Fig. 5 is the connecting node schematic diagram of the first retaining wall and bottom plate；
Fig. 6 is the structural schematic diagram of drainage arrangement；
Fig. 7 is the connecting node schematic diagram of the second retaining wall Yu vertical barricade；
In figure: the 1- head of a nail；2- indulges muscle；3- stirrup；4- cuts native tip；5- concrete soil nail ontology；6- side wall circular knife；7-
Second top plate；8- nut；The expanding side wall of 9-；The second retaining wall of 10-；11- backfill；12- slope soil；The first top plate of 13-；
14- bottom plate；15- connecting plate；16- bolt；17- drain hole；19- drainpipe；20- plastic draining board；21- container；23- is fixed
Plate；The vertical barricade of 24-；25- screw thread；26- cured layer；27- counterfort；The basis 28-；29- bed course；30- foundation soil；31- pan soil
Layer；32- soil nailing；33- reinforcing bar fixing groove；34- reinforcing bar；35- TGXG；The first retaining wall of 36-.
Specific embodiment
For the content for further appreciating that the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments,
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
In conjunction with described in attached drawing 1, the utility model relates to a kind of assembled composite ecotype retaining wall comprising basis
28, the first retaining wall 36, the second retaining wall 10 and vertical barricade 24, the basis 28 use reinforced concrete structure, bury
In foundation soil 30, the bottom on basis 28 is equipped with bed course 29, and bed course 29 samples reinforced concrete structure or uses steel plate,
The outside on basis 28 is equipped with cured layer 26, and the effect of cured layer is to prevent basis 28 is whole to be displaced outwardly, and basis passes through soil nailing
32 are supported on the hard stratum 31 of foundation soil 30.The structure of soil nailing 32 used in the utility model is as shown in Fig. 2, including mixed
Solidifying soil soil nailing ontology 5, concrete soil nail ontology 5 uses reinforced concrete structure, is internally provided with vertical muscle 2 and stirrup 3, to improve
The tensile strength and bearing capacity of concrete soil nail ontology 5, and the main material using concrete as soil nailing 32, are to be utilized
The corrosion resistance of concrete prevents the intracorporal aqueous corrosion soil nailing of foundation soil, and the bottom of concrete soil nail ontology 5, which is equipped with, cuts native tip
4, the effect for cutting native tip 4 is to pierce foundation soil convenient for soil nailing, especially pierces in hard stratum 31, concrete soil nail ontology
5 outer ring is equipped with side wall circular knife 6, and the one side of side wall circular knife 6 facilitates concrete soil nail ontology 5 and pierces foundation soil,
Another aspect side wall circular knife 6 possesses the effect of the screw thread of similar screw, will form certain resistance to plucking, stretching resistance in the soil body,
The top of concrete soil nail ontology 5 is equipped with expanding side wall 9, and the outer ring of expanding side wall 9 is equipped with screw thread 25, and 25 outer ring of screw thread, which is matched, to be arranged
There is nut 8, the bottom surface of nut 8 is closely connect with the upper surface of bed course 29 when nut 8 is tightened, and makes concrete soil nail ontology 5 and pad
Layer 29 forms an entirety, and the top of expanding side wall 9 is equipped with the head of a nail 1, after basic 28 pouring moldings, the setting of the head of a nail 1 and basis 28
Inside, such concrete soil nail ontology 5 also form an entirety with basis 28.
As shown in attached drawing 1 or 3, the outermost of basic 28 upper surfaces, vertical barricade 24 is arranged in the vertical barricade 24
Outside be equipped with several equidistant spaced counterforts 27.The upper surface on basis 24 is located at vertical 24 inner side of barricade and is equipped with
Bottom plate 14, as shown in Fig. 4, bottom plate 14 and the rectangular arrangement of vertical barricade 24, the link position of bottom plate 14 and vertical barricade 24
It is equipped with screw hole, bottom plate 14 and the link position of vertical barricade 24 are laid with L-shaped connecting plate 15, also are provided with spiral shell on connecting plate 15
Hole and corresponding with the screw hole on, bottom plate 14 and vertical barricade 24, is equipped with bolt 16, passes through connecting plate 15 and bolt 16 at screw hole
Bottom plate 14 and vertical barricade 24 are connected into an entirety.
First retaining wall 36 is arranged along 12 lateral surface of slope soil, and the first retaining wall 36 is the earth-retaining of prefabrication
Wall, and when the first retaining wall 36 of prefabrication, stays set soil nailing hole and drain hole in advance, and the top of the first retaining wall 36 is equipped with the
One top plate 13, the connection type of connection type and bottom plate 14 and vertical barricade 24 between the first top plate 13 and the first retaining wall 36
It is identical, it no longer illustrates herein, the position of the bottom of the first retaining wall 36 and the first retaining wall 36 of corresponding installation of bottom plate 14 is all pre-
There are screw holes 16, and as shown in Fig. 5, the first retaining wall 36 is connected by way of 15 fitted bolt 16 of connecting plate, and first
Retaining wall 36 is connect by soil nailing 32 with slope soil 12.The inside of first retaining wall 36 is equipped with TGXG 35, TGXG
35 and 36 parallel interval of the first retaining wall be arranged, the upper and lower ends of TGXG 35 connect with the first top plate 13 and bottom plate 14 respectively
It connects, its role is to prevent slope soil 12 from collapsing and occurring crack.Drainage arrangement, such as attached drawing are laid in slope soil 12
Shown in 6, drainage arrangement includes container 21, and the outer ring of container 21 is provided with several plastic draining boards 20 being evenly arranged, plastic row
For water plate 20 for absorbing the water in slope soil 12 and water being discharged in container 21, plastic draining board 20 and container 21 pass through fixation
Plate 23 connects, and with drainpipe 19 is arranged on container 21, drainpipe 19 uses pvc pipe, and drainpipe 19 exists downward from inside to outside
Tilt angle, and sequentially pass through drain hole, the backfill filled later and the vertical barricade for being reserved in the first retaining wall 36
The drain hole reserved on 24, for the water in slope soil 12 to be exhausted directly to the outside of vertical barricade 24.
Second retaining wall 10 is located at the outside of the first retaining wall 36 in parallel, and the second retaining wall 10 uses prefabricated knot
Structure, when prefabricated second retaining wall 10, have reserved drain hole and bolt hole, exist between the second retaining wall 10 and the first retaining wall 36
Gap, in conjunction with shown in attached drawing 7, the inside of the bottom of the second retaining wall 10 and vertical barricade 24 is also by connecting plate 15 and bolt
16 are fixedly connected, and the top surface of the second retaining wall 10 is equipped with the second top plate 7, the medial surface and the first retaining wall of the second retaining wall 10
36 lateral surface is equipped with corresponding reinforcing bar fixing groove 33, the second retaining wall 10 and the first retaining wall 36 and connects shape by reinforcing bar 34
Integral, reinforcing bar 34 is vertical with the second retaining wall 10 and the first retaining wall 36, and the both ends of reinforcing bar 34 are fixed on reinforcing bar and fix
On slot 33.Gap between second retaining wall 10 and the first retaining wall 36 is equipped with backfill 11.It is also embedded in backfill 11
Drainage arrangement, the structure of the drainage arrangement and embedded identical as the structure of drainage arrangement in slope soil 12, drainpipe according to
It is secondary to pass through backfill 11, the drain hole 17 on the second retaining wall 10 and vertical barricade 24, it can be direct by the water in backfill 11
It is discharged to the outside of vertical barricade 24.
The construction method of above-mentioned assembled composite ecotype retaining wall are as follows:
Step 1: part slope soil 12 is excavated and is transported to other places, excavated volume to the position of embedded TGXG 35
Place, excavation face should be parallel with original side slope, and then in the excavation pit at excavation face 3m, foundation pit grows tall respectively 3.5m,
1.2m after the completion of excavation of foundation pit, makes bed course 29 in foundation pit bottom surface, cushion thickness 0.3m, then the spoil on bed course 29
Nail hole, and soil nailing 32 is squeezed into hard stratum 31 along soil nailing hole.
Step 2: production foundation forms, template make along margin of foundation pit, and the expanding side wall 9 of soil nailing 32 should pad
29 top of layer, i.e., inside template, then toward concrete perfusion inside template, basis of formation 28.
Step 3: after basis completes, building vertical wall, and build counterfort 27 in vertical wall outer side on it,
Between vertical wall 24 and the angle on basis 28, arrange that prefabricated bottom plate 14, bottom plate 14 are solid by bolt 22 and connecting plate 15
It is scheduled on vertical wall 24.
Step 4: along excavation face arrange TGXG 35, then backfill part before excavate the soil body, backfill with a thickness of
0.5m forms the corresponding side slope of first of retaining wall 35 after backfill, determine and arrange that drainage arrangement, drainage arrangement should be first
At 17 opposite position of drain hole of road retaining wall 36, thus the position of drainage arrangement need to be determined in advance, after position determines,
By in drainage arrangement container 21 and plastic draining board 23 be embedded in inside slope soil 12.
Step 5: it is laid with the first retaining wall 35 along backfill face, prefabricated retaining wall 35 is laid with along side slope, first
It is connect with connecting plate 15 between retaining wall 35 and bottom plate 14, the first top plate 13 using bolt 16, and by the drainpipe of drainage arrangement
19 pass through the drain hole of the first retaining wall 35；Then soil nailing 32 is squeezed into the position in the soil nailing hole that the first retaining wall 35 is reserved, soil
Nail 32 squeezes into direction and horizontal plane is a certain included angle, diagonally downward.
Step 6: setting the second retaining wall 10, the second retaining wall 10 is parallel with excavation face, and utilization bolt 16 with connect
It is connected by plate 15 with vertical wall 24, utilizes identical method by itself and the second top plate at the top of the second retaining wall 10
7 are connected.
Step 7: multiple rows of reinforcing bar 34, the insertion of reinforcing bar 34 first are set between the first retaining wall 36 and the second retaining wall 10
Inside retaining wall 36 and the second retaining wall 10, since reinforcing bar 34 is located in reinforcing bar fixing groove 33, the length of reinforcing bar 34 is longer than twice
The vertical range of retaining wall, because without departing from.The drainpipe 19 that the connection of drain hole 17 comes out on first retaining wall 36 passes through curved
Head is connected on the drain hole 17 of the second retaining wall 10, also cross the drain hole 17 on vertical wall 24, and in first gear
Drainage arrangement is also provided between cob wall 36 and the second retaining wall 10, drainpipe 19 sequentially passes through the drain hole of the second retaining wall 10
17 and vertical barricade 24 on drain hole thus can be light since the installation of drainage arrangement herein is completed before banketing
Easy setting drainage arrangement.Finally the soil body is excavated in backfill, forms backfill 11, due to there is draining dress between twice retaining wall
It sets, so the slow and a small amount of backfill soil body, in case drainage arrangement is damaged.
The utility model is described in detail in conjunction with the embodiments above, but the content be only the utility model compared with
Good embodiment, should not be considered as limiting the scope of the present invention.It is made according to the scope of application of this utility model
All the changes and improvements etc. should all be still fallen within the patent covering scope of the utility model.
Claims (8)
1. assembled composite ecotype retaining wall, it is characterised in that: it includes basis, the first retaining wall, the second retaining wall and erects
To barricade, the basis is embedded in foundation soil, and is supported on the hard stratum of foundation soil by soil nailing；Described is perpendicular
Outermost to dams setting in basic upper surface, basic upper surface are located at vertical barricade inner side equipped with bottom plate；It is described
The first retaining wall be arranged along slope soil lateral surface, the bottom of the first retaining wall and the upper surface of bottom plate fix, the first earth-retaining
Wall is connect by soil nailing with slope soil；Second retaining wall is located at the outside of the first retaining wall, and the second earth-retaining in parallel
There are gap, the bottom of the second retaining wall and the medial surfaces of vertical barricade to fix between wall and the first retaining wall, the second retaining wall
And first connected by reinforcing bar between retaining wall, the gap between the second retaining wall and the first retaining wall is equipped with backfill.
2. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: the backfill and side slope
Drainage arrangement is equipped in the soil body, drainage arrangement includes the container being embedded in backfill or slope soil, and the outer ring of container is set
Several plastic draining boards being evenly arranged are equipped with, plastic draining board is connect with container by fixed plate, and the row of being arranged with is matched on container
Water pipe, first retaining wall, the second retaining wall and vertical barricade are equipped with drain hole, and drainpipe passes through drain hole, and prolongs
Extend to the outside of vertical barricade.
3. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: the soil nailing includes coagulation
Soil nailing ontology, concrete soil nail are set inside the body vertical muscle and stirrup, and the bottom of concrete soil nail ontology, which is equipped with, cuts native point
End, the outer ring of concrete soil nail ontology are equipped with side wall circular knife, and the top of concrete soil nail ontology is equipped with expanding side wall, expanding side
The outer ring of wall is equipped with screw thread, and with being arranged with nut, the top of expanding side wall is equipped with the head of a nail for screw thread outer ring, head of a nail setting in basis
Portion.
4. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: first retaining wall
Inside is equipped with TGXG, and TGXG and the first retaining wall parallel interval are arranged.
5. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: first retaining wall
Top is equipped with the first top plate, and the top of the second retaining wall is equipped with the second top plate, the first top plate and the first retaining wall, the second top plate and
It is fixed between second retaining wall by connecting plate and bolt.
6. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: first retaining wall
The medial surface of lateral surface and second retaining wall is equipped with mutual corresponding reinforcing bar fixing groove, and the both ends of the reinforcing bar are solid
It is scheduled in corresponding reinforcing bar fixing groove, reinforcing bar is arranged vertically with the first retaining wall.
7. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: the outside on the basis is set
There is cured layer, the outside of the vertical barricade is equipped with several equidistant spaced counterforts.
8. assembled composite ecotype retaining wall according to claim 1, it is characterised in that: the bottom on the basis is set
There is bed course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820672913.1U CN208219696U (en) | 2018-05-07 | 2018-05-07 | Assembled composite ecotype retaining wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820672913.1U CN208219696U (en) | 2018-05-07 | 2018-05-07 | Assembled composite ecotype retaining wall |
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| Publication Number | Publication Date |
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| CN208219696U true CN208219696U (en) | 2018-12-11 |
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ID=64510315
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| CN201820672913.1U Active CN208219696U (en) | 2018-05-07 | 2018-05-07 | Assembled composite ecotype retaining wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442404A (en) * | 2018-05-07 | 2018-08-24 | 宁波大学 | Assembled composite ecotype retaining wall and its construction method |
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2018
- 2018-05-07 CN CN201820672913.1U patent/CN208219696U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442404A (en) * | 2018-05-07 | 2018-08-24 | 宁波大学 | Assembled composite ecotype retaining wall and its construction method |
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