CN208748665U - Wide ecological slope protection structure is spelled suitable for long and narrow space - Google Patents
Wide ecological slope protection structure is spelled suitable for long and narrow space Download PDFInfo
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- CN208748665U CN208748665U CN201821241474.5U CN201821241474U CN208748665U CN 208748665 U CN208748665 U CN 208748665U CN 201821241474 U CN201821241474 U CN 201821241474U CN 208748665 U CN208748665 U CN 208748665U
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Abstract
The utility model provide it is a kind of wide ecological slope protection structure is spelled suitable for long and narrow space, which includes the anchoring assembly unit of existing side slope and the plural layer reinforcement assembly unit that can be afforested；The reinforcement assembly unit is located at side slope and spells wide outside, and the anchoring assembly unit of the existing side slope has the protective net for spelling the slope protection before width, and the protective net is close to slope surface and anchoring into a plurality of rock bolts of side slope slopes；The reinforcement assembly unit has horizontal bar net, and the horizontal bar net is overlapped with protective net by muscle net connecting elements towards the side of existing side slope and locks, and horizontal bar net is forming face wall far from side slope side；Horizontal bar net uses compaction in layers of banketing between layers.The ecological slope protection structure, which is mainly used in, to be needed to spell wide ecological slope protection section in long and narrow space on highway, riverbank etc., and alternative traditional Gravity Retaining Wall improves the ecological effect of side slope protection, easy for construction, and durable beauty.
Description
Technical field
The utility model relates to civil engineering reinforced earth fields, more particularly to one kind to combine with anchorage technology, solve narrow
Long spacing spells wide ecological slope protection structure and its implementation method.
Background technique
Reinforced soil retaining wall has very big advantage for comparing traditional barricade, and being especially embodied in can be achieved multiple green, and construction is fast
Victory saves manually, saves land occupation, and saving construction cost etc. achieves a large amount of application in reclamation work at present.General condition
Under, the reinforced earth bulkhead that a height is H, reinforcement length at least needs to reach 0.7H, and reinforced earth bulkhead is mainly used for comparing
Spacious embankment embankment.And join section or long and narrow spelling broad way section in the steep digging of filling out of topography, by being limited by space layout,
Fill compaction is difficult, while can not arrange the rib tape of sufficient length, otherwise will cause biggish excavation, and excavated volume increases, again
The economic advantages of reinforced retaining wall can be seriously affected.It is backfilling and compacted difficulty for narrow space, and in use, after by wall
Leakiness, wall back impeded drainage, the Various Complexes factor such as uneven settlement of foundation of banketing influence, occur inclination, deform it is excessive etc.
Situation；CN108222059A discloses a kind of anchor Rods In Tied Double Retaining Walls and its construction method, by the way that " anchor cable/anchor pole+anchor plate+is helped
The compound retaining structure of wall or cantilever retaining wall " can be effectively improved retaining wall stress, effectively control retaining wall inclination, deformation；
The setting height that retaining wall can be improved, expands its use scope；Optimize the structure size and Reinforcement Design of counterfort wall,
Reduce construction investment.Meanwhile the stress of retaining wall can be adjusted by adjusting the preload of anchor cable (bar) in validity period,
Control its possible excessive deformation；
Greening how is realized in steep long and narrow space, and ecological effect is poor, as can the sky then needed using reinforced retaining wall
Between it is bigger, how to solve to guarantee in a limited space that reinforced retaining wall can smoothly be implemented and there are economic advantages then to seem very
It is important.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide one kind to adapt to excavation knot
Structure, muscle material arrangement space is insufficient, or the inconvenient novel reinforced earth bulkhead for carrying out heavy excavation.The Retaining wall is convenient, low cost, fits
It answers that range is wide, mechanical property is good, a kind of simple process, construction method easy to operate, cost of labor is small is also provided thus.
In order to solve the above technical problems, the utility model proposes technical solution be wide ecology is spelled suitable for long and narrow space
Protective slope structure, the ecological slope protection structure include the anchoring assembly unit of existing side slope and the plural layer reinforcement component list that can be afforested
Member；The reinforcement assembly unit is located at side slope and spells wide outside, and the anchoring assembly unit of the existing side slope has for spelling width
The protective net of slope protection before, the protective net are close to slope surface and anchoring into a plurality of rock bolts of side slope slopes；
The reinforcement assembly unit have horizontal bar net, the horizontal bar net towards the side of existing side slope by muscle net connecting elements with
Protective net is overlapped and locks, and horizontal bar net is forming face wall far from side slope side；Horizontal bar net uses between layers
It bankets compaction in layers.The ecological slope protection structure, which is mainly used in, to be needed to spell wide ecology shield in long and narrow space on highway, riverbank etc.
Slope section, alternative traditional Gravity Retaining Wall improve the ecological effect of side slope protection, easy for construction, and durable beauty.
Wherein in a preferred embodiment of the utility model, the anchor pole uses common reinforced anchor bolt, generally adopts
With HRB400 reinforcing bar；Side slope soil pressure acts on reinforcement face wall unit in the utility model, is transmitted on muscle material, then final transmitting
To anchor pole, anchor pole is anchored with side slope, reaches balance.
Wherein, the face wall system of the face wall diversification of forms, various reinforced earth bulkheads can all be applied, such as gabion face
Wall, ecology bag face wall, prefabricated section, ecological block, prefabricated panel etc., all applicable which of the above face wall carry out Retaining wall,
Also there is good application effect in mountain road widening project.In a preferable embodiment of the utility model, it is
The ecological beauty of embodiment new-type reinforcement ecological slope protection structure provided by the utility model, face wall system refers exclusively to carry out herein
The face wall structure of wall greening, such as plant biological bag face wall, planting block etc..
Preferably, the face wall is by wrapping up plant biological bag in the side far from side slope or being coupled prefabricated decorative block shape
At；In one specific embodiment of the utility model, the plant biological bag is stacked along slope height direction so as to form face wall；And
It is connected between adjacent plant biological bag by coupling buckle.
Preferably, the horizontal bar net is selected from steel wire grid, TGXG, geotextiles or steel mesh, pass through muscle
Muscle net is connect by net connecting elements with anchor pole.
Preferably, the muscle net connecting elements is self-locking nylon cable tie or the braided wires through preservative treatment.
In the present invention, long and narrow space spells wide horizontal bar net and protective net is buckled by distributed lock and is closely connected
Together, the robust structure that is jointly coupled one of the horizontal bar band with vertical rib tape is formd, the lock should use corrosion-resistant
Material, will not with anchored net, reinforced bar net generate electrochemical corrosion.Before spelling width, the execavated rockmass is by anchor rod anchored+flexible
Protective net forms firm safeguard construction；And wide ecological slope protection structure is spelled mainly by reinforced earth and panel construction system in outside
Composition.
Compared with the prior art, the advantages of the utility model are:
1. solving the problems, such as that reinforced retaining wall, due to needing heavy excavation and advantage is insufficient, is also solved in excavation or steep slope road section
The problem that reinforced soil retaining wall is not available in rib tape arrangement space deficiency.
2. the anchor pole reinforced soil retaining wall of the utility model belongs to point supporting system, it is heavy to adapt to a certain range of ground
Drop；
3. it is convenient to construct.The long and narrow space that is suitable for of the utility model first spells wide ecological slope protection structure, it is only necessary to make letter
Single basement process does not make basement process, is applicable to the lower unfavorable foundation area of bearing capacity；Secondly, realizing muscle with anchor pole
The length of material extends, and can reduce excavated volume, reduce the destruction of side slope；
4. the long and narrow space that is suitable for of the utility model spells wide ecological slope protection structure saving labor and materials, cost is lower.And have
There is the characteristic of free drainage, earth structure reduces body of masonry, filler is gathered materials on the spot without cohering material.In addition, the utility model
The construction technology of muscle net connecting elements and reinforced soil retaining wall is simple, only need to simply repeat operation, it is not necessary in maintenance investment compared with
Big man power and material.
Detailed description of the invention
Fig. 1 is the cross-sectional view for being suitable for long and narrow space in the utility model embodiment and spelling wide ecological slope protection structure；
Fig. 2 be Fig. 1 in A to partial view；
Fig. 3 is the schematic diagram of slope reinforcement net and ecology bag face wall in the construction method of the utility model embodiment；
Fig. 4 is the schematic diagram of slope reinforcement net in the construction method of the utility model embodiment；
Fig. 5 is anchor pole distribution schematic diagram in the construction method of the utility model embodiment；
Fig. 6 is the state in the construction method of the utility model embodiment when being implemented into second layer reinforcement face wall unit unit
(wherein upper layer and lower layer face wall passes through muscle net connecting elements company to schematic diagram if using grid anti-package ecology bag metope pattern
It connects)；
Fig. 7 is to be suitable for long and narrow space in the construction method of the utility model embodiment to spell wide ecological slope protection structure completion
When status diagram；Wherein, 1- reinforcement face wall unit；11- horizontal bar net；12- face wall (ecology bag)；13- ecology bag connection button；
14- bankets；15- muscle material；2- muscle net connecting elements；21- self-locking nylon cable tie；3- slope reinforcement net；31- protective net；32- pad
Plate；33- anchor pole.
Specific embodiment
Embodiment 1
It is a kind of to spell wide ecological slope protection structure suitable for long and narrow space as shown in Fig. 1,2 and 7, the ecological slope protection structure
Anchoring assembly unit 3 including existing side slope and the plural layer reinforcement assembly unit 1 that can be afforested, reinforcement assembly unit position
Spell wide outside in side slope, the anchoring assembly unit 3 of the existing side slope has the protection for spelling the slope protection before width
Net 31, the protective net are close to slope surface and a plurality of anchor poles 33 for anchoring into side slope slopes lock, the reinforcement assembly unit 1
With horizontal bar net 11, the horizontal bar net 11 passes through muscle net connecting elements 2 and 31 phase of protective net towards the side of existing side slope
It is mutually overlapped and locks, horizontal bar net 11 is forming face wall 12 far from side slope；Horizontal bar net 11 between layers using banketing 15
Compaction in layers.
Specifically, there are many selections for the form of the locking of anchor pole 33 protective net 31, such as in the present embodiment, anchor pole 33 passes through
Backing plate 32 locks protective net；In another example can also be using wirerope as anchor pole；As long as being able to achieve the effect of locking protective net i.e.
It can；
The horizontal bar net 11 passes through muscle net connecting elements 2 and 31 mutually locking of protective net towards the side of side slope, specifically
Overlapping region is overlapped to form on the downside of ground, part that horizontal bar net extends towards protective net and protective net, which passes through lock
Padlock is fixed so that horizontal bar net and protective net lock, it is ensured that horizontal bar net is coated to plant ecology bag or be coupled decoration on the outside of side slope and be built
Block forms stable face wall；Having filled between layers of horizontal bar net bankets 15, forms stable earth structure.Muscle net 11
Face wall 12 is being formed far from side slope side, is being coated with muscle material 15 outside face wall 12；The face wall along slope height direction by stacking
Multi-layer ecological bag 12 form, and the ecology bag between adjacent bed is attached by ecology bag coupling buckle 13；In the utility model
Another embodiment in, the face wall be plant biological bag face wall or planting block.The muscle net 11 is selected from steel wire grid, geotechnique
Muscle net is connect by grid, geotextiles or steel mesh by muscle net connecting elements 2 with anchor pole；The muscle net connecting elements 2 is certainly
Locking-type nylon cable tie 21 or braided wires through preservative treatment.
It is raw in order to embody new-type reinforcement provided by the utility model in a preferable embodiment of the utility model
The ecological beauty of state protective slope structure, face wall system refers exclusively to carry out the face wall structure of wall greening 15, such as plant biological bag herein
Face wall, planting block etc..
Specifically, in the present embodiment, as shown in Fig. 1~2, the utility model ecological slope protection structure shown in Fig. 1-2 is long
L is 12m, high 9.6m, and there are the heap slopes of certain altitude at top.3 anchor poles 33 are equipped with for every layer along length of slope direction in level,
See Fig. 3, it is made of the superposition of reinforcement assembly unit 1 that 16 layers of high h are 0.6m in vertical short transverse；
The arrangement of ecology bag 12 should be avoided to form straight joint in face wall, and upper and lower level ecology bag is connected by ecology bag coupling buckle
It connects, outside package muscle material 15 (muscle material intensity obtains after being calculated according to concrete case), muscle material higher slice fills structure and fills out
Soil 14 is simultaneously compacted, banket 14 for gravel, coarse sand, clay mixture, structure 14 bulk density that banket are 1.85t/m in the present embodiment3,
Comprehensive angle of friction Φ=35 °.Connecting elements includes the nylon binding strap 21 that muscle material and transverse steel are connected firmly.Rock-bolt length
And arrangement spacing needs to be calculated in conjunction with the design strength of muscle material and the rock and soil properties of side slope, need to ensure that anchor pole has foot
The junction of enough anchor force and anchor pole and muscle material can provide the stretching resistance not less than muscle material design strength.
Embodiment 2
The utility model additionally provides the construction technology of the ecological slope protection structure for building the offer of embodiment 1, including such as
Lower step:
Step 1) is first as shown in figure 5, cleaning slope surface, carries out the construction of anchor pole 33 according to the actual situation, beat in side slope
If a plurality of anchor poles 33, as shown in figure 4, slope protection uses the protective net 31 of big rigidity, anchor pole 33 is anti-by the locking of backing plate 33
Protective net 31, protective net 31 cooperatively forms anchored net wire side and tense to flatten with anchor pole is close to slope surface；
Step 2) flattens place, is spelling wide scope surveying and locating, prepares the basis of face wall, and layering is laid with horizontal bar net；
Step 3) as shown in figure 4, when horizontal bar net laying is set, horizontal bar net and side slope protective screen be preferably Chong Die to be laid with 30~
50cm, and the overlapping region between horizontal bar net and side slope protective screen is locked using lock (such as self-locking nylon cable tie),
The safety and stablization function of improving reinforced earth using the lock of Intranet and outer net herein, then by horizontal bar net laying horizontal drawing
Directly；
Face wall is made far from side slope side in muscle net, the present embodiment is using ecology bag face wall, therefore according to ecology bag
The form of construction work of face wall carries out face wall construction, loads comprising ecology bag, sutures, and stacks, and is joined between sack and sack by nylon
Knot connection.Ecology bag heap should be squeezed after folding, and preventing ecology bag face wall excessively loosely influences the stability of face wall.
It bankets and rolls being located to fill above muscle net on rear side of face wall, muscle material anti-package face wall is used after the completion of banketing；Such as
Shown in Fig. 6；The safeguard measure of net and lock should be carried out using layering mechanical ramming or hand compaction, work progress by banketing.Step
4) based on this, the repeatedly construction of step 3) from lower to upper, with reference to Fig. 6, successively construction level muscle net laying is set, horizontal bar net with
Protective net lock locking, face wall construction are banketed and are rolled, and muscle material anti-package is constantly repeated 15 times above-mentioned steps from lower to upper, until building
It builds and finishes, reach the design height (9.6m) of slope protection, until completing the construction of entire ecological slope protection structure；As shown in fig. 7, total
16 layers, the construction that when construction should be layer-by-layer.The present embodiment is constructed using the wall of 4m long as a unit, concrete practice
In, can according to the condition of topography and geomorphology, using 12m, 16m, 20m ... wait as a construction cell and construct.
Face wall 12, muscle net 33 used, connecting elements 2 and anchor pole of each reinforcement face wall unit of the present embodiment etc. can
To need to carry out flexibly adjustment according to Practical Project.
The watering health greening of step 5) slope surface.
In concrete practice, 14 may be banketed in above-described embodiment due to being acted on by highway loading at the top of slope protection
Angle of friction can also be adjusted accordingly (such as when the highway loading by 20kPa acts on, angle of friction Φ can be adjusted to 35 °)；
In order to save the area, reduces and excavate, while realizing the function of embankment or supporting construction, conventional road excavation again
The slope foot of side slope is passed through frequently with Gravity Retaining Wall or anchored bolt retaining wall, and the long and narrow spelling width engineering of excavation road trackside is mostly used load retaining wall gear
Wall, it is also such for reinforcing in the long and narrow space of river bank.Traditional barricade stability is good, but foundation bearing force request is high, ecology
Bad economic results.The utility model proposes method, using excavation and anchorage+steel wire network technology of long and narrow space, meanwhile, excavate model
It encloses after ensuring safety and stability, the spatial dimension that wide basis is filled is spelled in outside, using various forms of reinforced earth technologies, then,
The steel wire anchored by excavation and embankment are spelled the wide reinforced bar net used and are mutually latched, and the long and narrow sky with safe effect is realized
Between spell wide structural body, ecological benefits are very significant.
The inner excavation side slope point of the structure anchors+protects network architecture, mainly solves the stable problem of slope excavating；
Reinforced bar net+layering layering that anti-package structure solves external side slope of banketing is banketed reinforcement function on the outside of the side slope, by described
Anchored net and embankment reinforced bar net distributed lock (self-locking nylon cable tie), the lock of Intranet and outer net improves reinforcement and fills out
The safety and stablization function of soil.
Claims (5)
1. being suitable for long and narrow space spells wide ecological slope protection structure, it is characterised in that: the ecological slope protection structure includes existing side slope
Anchoring assembly unit (3) and the plural layer reinforcement assembly unit (1) that can afforest；The reinforcement assembly unit is located at side slope spelling
Wide outside, the anchoring assembly unit (3) of the existing side slope have the protective net (31) for spelling the slope protection before width,
The protective net is close to slope surface and a plurality of anchor poles (33) for anchoring into side slope slopes lock；The reinforcement assembly unit (1)
With horizontal bar net (11), the horizontal bar net (11) passes through muscle net connecting elements (2) and protection towards the side of existing side slope
Net (31) is overlapped and locks, and horizontal bar net (11) is forming face wall far from side slope；Horizontal bar net (11) is between layers
Using (15) compaction in layers of banketing.
2. the long and narrow space according to claim 1 that is suitable for spells wide ecological slope protection structure, it is characterised in that: the face wall
It is formed by wrapping up plant biological bag in the side far from side slope or being coupled prefabricated decorative block.
3. the long and narrow space according to claim 2 that is suitable for spells wide ecological slope protection structure, it is characterised in that: the plant life
Bag is stacked along slope height direction so as to form face wall；And it is connected between adjacent plant biological bag by coupling buckle (13).
4. the long and narrow space according to claim 1 that is suitable for spells wide ecological slope protection structure, it is characterised in that: the level
Muscle net is selected from steel wire grid, TGXG, geotextiles or steel mesh.
5. the long and narrow space according to claim 1 that is suitable for spells wide ecological slope protection structure, it is characterised in that: the muscle net
Connecting elements is self-locking nylon cable tie (21) or the braided wires through preservative treatment.
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| CN201821241474.5U CN208748665U (en) | 2018-08-02 | 2018-08-02 | Wide ecological slope protection structure is spelled suitable for long and narrow space |
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| CN201821241474.5U CN208748665U (en) | 2018-08-02 | 2018-08-02 | Wide ecological slope protection structure is spelled suitable for long and narrow space |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083161A (en) * | 2018-08-02 | 2018-12-25 | 浙江交工集团股份有限公司 | Wide ecological slope protection structure and its construction method are spelled suitable for long and narrow space |
| CN110374133A (en) * | 2019-06-20 | 2019-10-25 | 浙江大学 | It is a kind of to wrap up in face earth-retaining wall construction method suitable for sand soil |
| CN110984192A (en) * | 2019-12-24 | 2020-04-10 | 河北水熠木丰工程技术有限责任公司 | Highway reconstruction excavated slope reinforcing structure and reinforcing method |
-
2018
- 2018-08-02 CN CN201821241474.5U patent/CN208748665U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083161A (en) * | 2018-08-02 | 2018-12-25 | 浙江交工集团股份有限公司 | Wide ecological slope protection structure and its construction method are spelled suitable for long and narrow space |
| CN110374133A (en) * | 2019-06-20 | 2019-10-25 | 浙江大学 | It is a kind of to wrap up in face earth-retaining wall construction method suitable for sand soil |
| CN110984192A (en) * | 2019-12-24 | 2020-04-10 | 河北水熠木丰工程技术有限责任公司 | Highway reconstruction excavated slope reinforcing structure and reinforcing method |
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