CN109006020A - A kind of reinforced concrete works structure bar planting formula planting trough construction and its design method and installation method - Google Patents
A kind of reinforced concrete works structure bar planting formula planting trough construction and its design method and installation method Download PDFInfo
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- CN109006020A CN109006020A CN201810739308.6A CN201810739308A CN109006020A CN 109006020 A CN109006020 A CN 109006020A CN 201810739308 A CN201810739308 A CN 201810739308A CN 109006020 A CN109006020 A CN 109006020A
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 81
- 238000010276 construction Methods 0.000 title claims abstract description 39
- 238000013461 design Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 title claims abstract description 10
- 239000002689 soil Substances 0.000 claims abstract description 24
- 241001464837 Viridiplantae Species 0.000 claims abstract description 16
- 230000005484 gravity Effects 0.000 claims description 21
- 238000007689 inspection Methods 0.000 claims description 17
- 238000010008 shearing Methods 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 5
- 239000004567 concrete Substances 0.000 claims description 5
- 230000008595 infiltration Effects 0.000 claims description 4
- 238000001764 infiltration Methods 0.000 claims description 4
- 238000011835 investigation Methods 0.000 claims description 4
- 230000008635 plant growth Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000004570 mortar (masonry) Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000012260 resinous material Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 229910000838 Al alloy Inorganic materials 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 description 17
- 230000003014 reinforcing effect Effects 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003796 beauty Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
Abstract
A kind of reinforced concrete works structure bar planting formula planting trough construction and its design method and installation method realize that engineering structure construction meets urban ecology civilization construction demand easily and effectively to afforest to existing reinforced concrete engineering structure.Including reinforced concrete works structure, the reinforced concrete works structure meets on sky face that vertical, be horizontally arranged at interval planting trough, and each planting trough is formed a fixed connection by at least two groups connecting elements being horizontally arranged at interval with reinforced concrete works structure.Filling is for planting the cultivated plant soil of green plants in the planting trough.
Description
Technical field
The present invention relates to reinforced concrete works structure technical field of greening, in particular to a kind of reinforced concrete works
Structure bar planting formula planting trough construction and its design method and installation method.
Technical background
Currently, reinforced concrete structure, such as bridge pier, retaining structure are used in many engineering constructions.These
The sky face of meeting of reinforced concrete structure is canescence, and aesthetic effect is poor, influences urban ecology civilization construction, it is difficult to meet life
State civilization construction needs；For city, canescence reinforced concrete structure also belongs to visual environment pollution.
Therefore, there is an urgent need to solve above-mentioned problem with the green aesthetic configurations or measure of a kind of innovation, and there is peace
Complete reliable, low-carbon environment-friendly, it is easy for construction, shorten the construction period, the features such as investment reduction.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of reinforced concrete works structure bar planting formula planting trough structures
It makes, easily and effectively to afforest to existing reinforced concrete engineering structure, it is raw to realize that engineering structure construction meets city
State civilization construction demand.
It is as follows that the present invention solves technical solution used by above-mentioned technical problem:
A kind of reinforced concrete works structure bar planting formula planting trough construction of the invention, including reinforced concrete works knot
Structure, it is characterized in that: the reinforced concrete works structure meets on sky face that vertical, be horizontally arranged at interval planting trough, each planting trough
It is formed a fixed connection by at least two groups connecting elements and reinforced concrete works structure that are horizontally arranged at interval；The planting trough
Interior filling is for planting the cultivated plant soil of green plants.
Another technical problem to be solved by this invention is to provide a kind of above-mentioned reinforced concrete works structure bar planting formula plant
The design method of raw slot construction under the premise of can satisfy actual requirement of engineering, saves engineering so that design is more reasonable
Cost.This method comprises the following steps:
1. according to the design needs and data check or field investigation, determining following parameter:
The quantity of connecting rod, the sectional dimension of connecting rod, tensile strength design value ft, allow direct stress [σ], allow to cut
Stress [τ]；
Single planting trough and the total weight G for ploughing plant soil and green plants；
Horizontal distance a between planting trough center of gravity and reinforced concrete works structural focus0With reinforced concrete works
The vertical distance h of structure floor0And reinforced concrete works structure meets the distance between sky face s0；
Plough the vertical distance h planted between native top surface and planting trough top surfacey, the area of plane A of planting trough inside grooves, planting trough
Windward area Ac；
Fundamental wind pressure ω0；
2. determining the lateral pull out force F of connecting rod by following formulab:
In formula, FbFor the lateral pull out force of connecting rod；fyFor rainwater partial safety factor for load, 0.6~0.8 is taken； SyFor rainwater load；
ffFor wind load partial safety factor, 0.4~0.6 is taken；SfcThe wind load undertaken for planting trough windward side；βzFor plant growth mobile load
Enhancement coefficient takes 1.1~1.5；G is single planting trough and the total weight for ploughing plant soil and green plants；a0For planting trough center of gravity with
Horizontal distance between reinforced concrete works structural focus；h0For planting trough center of gravity and reinforced concrete works structure floor
Vertical distance；SfzThe wind load undertaken for planting trough windward side；N is the quantity of connecting rod；μ is to plough the Infiltration for planting soil
Enhancement coefficient takes 1.0~1.2；ρ is the severe of water；hyTo plough the vertical distance planted between native top surface and planting trough top surface；AsFor
The area of plane of planting trough inside groove；κ is wind pressure enhancement coefficient, takes 1.2~1.6；AcFor planting trough windward area；ω0For base
This wind pressure；
3. being calculated by the disconnected inspection of tension that following formula is attached bar:
In formula, TbFor the stretching resistance of connecting rod；ftFor the tensile strength design value of connecting rod；AlFor the section face of connecting rod
Product；K breaks safety coefficient, coefficient 1.5 for connecting rod；
4. being calculated by the bending resistance inspection that following formula is attached bar:
In formula, WzFor connecting rod cross sectional moment of inertia；s0For planting trough center of gravity and reinforced concrete works structure meet sky face it
Between distance；[σ] allows direct stress for connecting rod；
5. being checked by the shearing resistance that following formula is attached bar:
In formula, [τ] is the allowable shearing stress of connecting rod；
6. if connecting rod inspection calculate be unsatisfactory for step 3., step 4., step 5. any one requirement, should readjust
Step 1. in the sectional dimension of connecting rod or the quantity of connecting rod；And work of the step 1. to step 5. is repeated, until connecting rod
Until inspection calculation meets design requirement.
Another technical problem to be solved by this invention is to provide a kind of above-mentioned reinforced concrete works structure bar planting formula plant
The installation method of raw slot construction, this method comprises the following steps:
1. making planting trough, the casing of pre-buried setting at least two laterally separately in planting trough；
2. the raw-soil is planted in filling in planting trough, and plants green plants in planting in the raw-soil, and support to green plants
Shield；
3. anti-corrosion, anti-corrosion processing are carried out to connecting rod, then by the rear portion of connecting rod and reinforced concrete works structure
It is fixedly connected；
4. measuring the lateral pull out force of connecting rod；
5. installing fixed planting trough on sky face in meeting for reinforced concrete works structure.
The invention has the advantages that can in factory prefabricated planting trough, and planting trough can be cultivated in the natural environment
Interior green plants, then by existing reinforced concrete engineering structure in green ecological planting trough Fast Installation, plant survival rate is high,
Construction and installation are quick；Planting trough can also be replaced quickly and easily on reinforced concrete works structural plane, not only maintenance effects
It is good, moreover it is possible to realize the plant landscape for reaching different on reinforced concrete works structural plane；With green beauty, low-carbon environment-friendly, apply
The features such as work period is short, easy to maintain.
Detailed description of the invention
This specification includes following three width attached drawing:
Fig. 1 is a kind of stereoscopic schematic diagram of reinforced concrete works structure bar planting formula planting trough construction of the present invention；
Fig. 2 is a kind of profilograph of reinforced concrete works structure bar planting formula planting trough construction of the present invention；
Fig. 3 is a kind of partial sectional view of reinforced concrete works structure bar planting formula planting trough construction of the present invention.
Component and corresponding label: reinforced concrete works structure 10, cement mortar 11, planting trough 20 are shown in figure, ploughed
Plant soil 21, green plants 22, casing 23, connecting rod 30, locking nut 31, planting trough center of gravity and reinforced concrete works structure
Horizontal distance a between center of gravity0, the vertical distance h of planting trough center of gravity and reinforced concrete works structure floor0。
Specific embodiment
The present invention is further illustrated below by specific embodiment and in conjunction with attached drawing.
Referring to Fig.1, Fig. 2, a kind of reinforced concrete works structure bar planting formula planting trough construction of the present invention, including reinforcing bar are mixed
Solidifying soil engineering structure 10, the reinforced concrete works structure 10 meet the vertical, planting trough that is horizontally arranged at interval 20 on sky face,
Each planting trough 20 forms fixed company by at least two groups connecting elements and reinforced concrete works structure 10 that are horizontally arranged at interval
It connects.The cultivated plant soil 21 for planting green plants 22 is loaded in the planting trough 20.
Referring to Fig. 3, the planting trough 20 is armored concrete precast construction, or is formed by resinous material is prefabricated, is planted
Filling, which is ploughed, in raw slot 1 plants soil 21 and plants green plants 22.Planting trough stores soil moisture, provides abundance for green plants 1.1
Nutrient and moisture.Planting trough 20 can be made into a variety of different appearance styles, to meet urban construction demand.
Referring to Fig. 3, the pre-buried casing 23 being horizontally arranged at interval in the planting trough 20, casing 23 is closed using pvc pipe or aluminium
Jin Guan.The connecting elements includes connecting rod 30 and the locking nut 31 for being installed on its front end.The rear portion of connecting rod 30 extends into
In reinforced concrete works structure 10 and connection fixed thereto, the front of connecting rod 30 passes through casing 23 and exposure planting trough 20
Antetheca.The locking nut 31 acts axially on 20 antetheca of planting trough along connecting rod 30, and makes rear wall and reinforced concrete
Native engineering structure 10 meets sky face abutting, prevents planting trough 20 from slipping off outside and falls.
Referring to Fig. 3, the sky face of meeting of the reinforced concrete works structure 10 is drilled with mounting hole, mounting hole wall with connect
Cement injection mortar 11 between 30 peripheral wall of bar, the rear portion of connecting rod 30 and 10 anchor connection of anchor bar concrete works structure.
Another connection type is embedded spiral casing in the reinforced concrete works structure 10, or high-strength expansion is squeezed into drilling
The rear portion of bolt, connecting rod 30 is threadedly coupled with screw shell, high-strength expanding bolts.
The effect of connecting rod 30 is carrying planting trough 20, and 20 load of planting trough is transferred to reinforced concrete by reinforcing bar
Native engineering structure 10, prevents planting trough 20 from falling off.Determine that the lateral pull out force of connecting rod 30 should comprehensively consider the self weight of planting trough 1, wind
The combined influence of load and rainwater load designs whether determining accurate concerning the safe and reasonable of planting trough 20.
A kind of design method of reinforced concrete works structure bar planting formula planting trough construction of the present invention, includes the following steps:
1. according to the design needs and data check or field investigation, determining following parameter:
The quantity of connecting rod 30, the sectional dimension of connecting rod 30, tensile strength design value ft, allow direct stress [σ], hold
Perhaps shear stress [τ]；
Single planting trough 20 and the total weight G for ploughing plant soil 21 and green plants 22；
Horizontal distance a between 10 center of gravity of 20 center of gravity of planting trough and reinforced concrete works structure0With armored concrete
The vertical distance h of 10 bottom surface of engineering structure0And reinforced concrete works structure (10) meet the distance between sky face s0；
Plough the vertical distance h planted between native 21 top surfaces and 20 top surface of planting troughy, the area of plane A of 20 inside groove of planting troughs,
20 windward area A of planting troughc；
Fundamental wind pressure ω0；
2. determining the lateral pull out force F of connecting rod 30 by following formulab:
In formula, FbIt is 30 side of connecting rod to pull out force；fyFor rainwater partial safety factor for load, 0.6~0.8 is taken； SyFor rainwater lotus
It carries；ffFor wind load partial safety factor, 0.4~0.6 is taken；SfcThe wind load undertaken for 20 windward side of planting trough；βzFor plant growth
Mobile load enhancement coefficient, takes 1.1~1.5；G is single planting trough 20 and the cultivated total weight for planting soil 21 and green plants 22；a0To plant
Horizontal distance between raw 20 center of gravity of slot and 10 center of gravity of reinforced concrete works structure；h0It is mixed for 20 center of gravity of planting trough and reinforcing bar
The vertical distance of 10 bottom surface of solidifying soil engineering structure；SfzThe wind load undertaken for 20 windward side of planting trough；N is the number of connecting rod 30
Amount；μ is to plough the Infiltration enhancement coefficient for planting soil, takes 1.0~1.2；ρ is the severe of water；hyNative top surface and planting trough are planted to plough
Vertical distance between 20 top surfaces；AsFor the area of plane of 1 inside groove of planting trough；κ is wind pressure enhancement coefficient, takes 1.2~1.6；Ac
For 20 windward area of planting trough；ω0For fundamental wind pressure；
3. being calculated by the disconnected inspection of tension that following formula is attached bar 30:
In formula, TbFor the stretching resistance of connecting rod 30；ftFor the tensile strength design value of connecting rod 30； AlFor connecting rod 30
Area of section；K breaks safety coefficient, coefficient 1.5 for connecting rod 30；
4. being calculated by the bending resistance inspection that following formula is attached bar 30:
In formula, WzFor 30 cross sectional moment of inertia of connecting rod；s0It is met for 20 center of gravity of planting trough with reinforced concrete works structure 10
The distance between empty face；[σ] allows direct stress for connecting rod 30；
5. being checked by the shearing resistance that following formula is attached bar 30:
In formula, [τ] is the allowable shearing stress of connecting rod 30；
6. if connecting rod 30 inspection calculate be unsatisfactory for step 3., step 4., step 5. any one requirement, should adjust again
Synchronizing suddenly 1. in the sectional dimension of connecting rod 30 or the quantity of connecting rod 30；And work of the step 1. to step 5. is repeated, until
Until the inspection calculation of connecting rod 30 meets design requirement.
A kind of reinforced concrete works structure bar planting formula planting trough construction of the present invention is installed as follows:
1. making planting trough 20, the casing 23 of pre-buried setting at least two laterally separately in planting trough 20；
2. the raw-soil 21 is planted in filling in planting trough 20, and plants green plants 22 in the raw-soil 21 in planting, and to green plants
22 are conserved；
3. anti-corrosion, anti-corrosion processing are carried out to connecting rod 30, then by the rear portion of connecting rod 30 and reinforced concrete works
Structure 10 is fixedly connected；
4. measuring the lateral pull out force of connecting rod 30；
5. installing fixed planting trough 20 on sky face in meeting for reinforced concrete works structure 10.
Embodiment:
A certain 10 proposed adoption planting trough 20 of reinforced concrete works structure carries out greening beauty, and planting trough 20 and reinforcing bar are mixed
The connecting rod 30 of solidifying soil engineering structure 10 uses section for circular reinforcing bar, which has carried out corrosion-resistant treatments.
1. according to the design needs and data check or field investigation, determining that the diameter of connecting rod 30 is 0.014m, connecting rod
30 tensile strength design value ftFor 270000kPa, allowing direct stress [σ] is 275000kPa, and allowable shearing stress [τ] is
70000kPa；Single planting trough 20, the cultivated soil 21 and the total weight G of green plants 22 of planting are 0.729kN；20 center of gravity of planting trough with
Horizontal distance a between 10 center of gravity of reinforced concrete works structure0For 1.2m, 20 center of gravity of planting trough and reinforced concrete works
The vertical distance h of 10 bottom surface of structure0For 4.2m；The quantity n of connecting rod 30 is 2；It ploughs and plants native 21 top surfaces and 20 top surface of planting trough
Between vertical distance hyFor 0.02m；The area of plane A of 20 inside groove of planting troughsFor 0.135m2, 20 windward area of planting trough
AcFor 0.315m2；Fundamental wind pressure ω0For 0.30kPa, 20 center of gravity of planting trough and reinforced concrete works structure 10 are met between sky face
Distance s0For 0.16m；
2. determining the lateral pull out force F of connecting rod 30 by following formulab:
In calculating process, rainwater partial safety factor for load fyTake 0.7；Wind load partial safety factor ffTake 0.5；Plant growth is living
Carry enhancement coefficient βzTake 1.2；The Infiltration enhancement coefficient μ for ploughing plant soil takes 1.1；The severe ρ of water takes 10kN/m3；Wind pressure increases
Coefficient κ takes 1.4；
Therefore, the lateral pull out force F of connecting rod 30bIt is taken as 0.137kN.
3. being calculated by the disconnected inspection of tension that following formula is attached bar 30:
Therefore the disconnected inspection of the tension of connecting rod 30 calculates and meets design requirement.
4. being calculated by the bending resistance inspection that following formula is attached bar 30:
Therefore the bending resistance of connecting rod 30 inspection calculates and meets design requirement.
5. being checked by the shearing resistance that following formula is attached part 2:
Therefore the shearing resistance of connecting rod 30 checking computations meet design requirement.
It is calculated due to the inspection of connector 2 and meets step 2, step 3, the requirement of any one of step 4, which connects
The round reinforcing bar that extension bar 30 can be 2 by quantity, diameter is 0.014m is designed.
It is an advantage of the current invention that can easily and effectively be afforested to existing reinforced concrete engineering structure, realize
Engineering structure construction meets urban ecology civilization construction demand.Installation method have safe and reliable, low-carbon environment-friendly, it is easy for construction,
The features such as short construction period, easy to maintain.
The above is only using a kind of reinforced concrete works structure bar planting formula planting trough construction of the diagram illustrating present invention
And its some principles and step of design method and installation method, it is not intended to for the present invention to be confined to shown and described tool
In the scope of application of body structure and step, therefore all corresponding modifications that may be utilized and equivalent, belong to this hair
Bright applied the scope of the patents.
Claims (8)
1. a kind of reinforced concrete works structure bar planting formula planting trough construction, including reinforced concrete works structure (10), special
Sign is: the reinforced concrete works structure (10) meets the vertical, planting trough that is horizontally arranged at interval (20), each planting trough on sky face
(20) it is formed a fixed connection by at least two groups connecting elements and reinforced concrete works structure (10) that are horizontally arranged at interval；It is described
Cultivated plant of the filling for planting green plants (22) is native (21) in planting trough (20).
2. a kind of reinforced concrete works structure bar planting formula planting trough construction as described in claim 1, it is characterized in that: the plant
The pre-buried casing (23) being horizontally arranged at interval on raw slot (20)；The connecting elements includes connecting rod (30) and is installed on its front end
Locking nut (31), the rear portion of connecting rod (30) extends into reinforced concrete works structure (10) and connection fixed thereto,
The front of connecting rod (30) passes through casing (23) and exposure planting trough (20) antetheca；The locking nut (31) is along connecting rod (30)
It acts axially on planting trough (20) antetheca, and is close to rear wall with the sky face of meeting of reinforced concrete works structure (10).
3. a kind of reinforced concrete works structure bar planting formula planting trough construction as claimed in claim 2, it is characterized in that: the set
Managing (23) is pvc pipe or aluminium-alloy pipe.
4. a kind of reinforced concrete works structure bar planting formula planting trough construction as claimed in claim 2, it is characterized in that: the steel
The sky face of meeting of reinforced concrete engineering structure (10) is drilled with mounting hole, cement injection between mounting hole wall and connecting rod (30) peripheral wall
Mortar (11), the rear portion of connecting rod (30) and anchor bar concrete works structure (10) anchor connection.
5. a kind of reinforced concrete works structure bar planting formula planting trough construction as claimed in claim 2, it is characterized in that: the steel
High-strength expanding bolts, the rear portion of connecting rod (30) are squeezed into reinforced concrete engineering structure (10) interior embedded spiral casing, or drilling
It is threadedly coupled with screw shell, high-strength expanding bolts.
6. a kind of reinforced concrete works structure bar planting formula planting trough construction as claimed in claim 2, it is characterized in that: the plant
Raw slot (20) are armored concrete precast construction, or are formed by resinous material is prefabricated.
7. a kind of design of reinforced concrete works structure bar planting formula planting trough construction as described in claim 1 to 6 any one
Method includes the following steps:
1. according to the design needs and data check or field investigation, determining following parameter:
The quantity of connecting rod (30), the sectional dimension of connecting rod (30), tensile strength design value ft, allow direct stress [σ], allow
Shear stress [τ]；
Single planting trough (20) and the total weight G for ploughing plant native (21) and green plants (22)；
Horizontal distance a between planting trough (20) center of gravity and reinforced concrete works structure (10) center of gravity0With reinforced concreter
The vertical distance h0 of journey structure (10) bottom surface, the distance between sky face s is met with reinforced concrete works structure (10)0；
Plough the vertical distance h planted between native (21) top surface and planting trough (20) top surfacey, the area of plane A of planting trough (20) inside grooves,
Planting trough (20) windward area Ac；
Fundamental wind pressure ω0；
2. determining the lateral pull out force F of connecting rod (30) by following formulab:
In formula, FbFor connecting rod (30) lateral pull out force；fyFor rainwater partial safety factor for load, 0.6~0.8 is taken；SyFor rainwater load；ff
For wind load partial safety factor, 0.4~0.6 is taken；SfcThe wind load undertaken for planting trough (20) windward side；βzFor plant growth mobile load
Enhancement coefficient takes 1.1~1.5；G is single planting trough (20) and ploughs the total weight for planting native (21) and green plants (22)；a0For
Horizontal distance between planting trough (20) center of gravity and reinforced concrete works structure (10) center of gravity；h0For planting trough (20) center of gravity with
The vertical distance of reinforced concrete works structure (10) bottom surface；SfzThe wind load undertaken for planting trough (20) windward side；N is connection
The quantity of bar (30)；μ is to plough the Infiltration enhancement coefficient for planting soil, takes 1.0~1.2；ρ is the severe of water；hyTu Ding is planted to plough
Vertical distance between face and planting trough (20) top surface；AsFor the area of plane of planting trough (1) inside groove；κ is wind pressure enhancement coefficient,
Take 1.2~1.6；AcFor planting trough (20) windward area；ω0For fundamental wind pressure；
3. being calculated by the disconnected inspection of tension that following formula is attached bar (30):
In formula, TbFor the stretching resistance of connecting rod (30)；ftFor the tensile strength design value of connecting rod (30)；AlFor connecting rod (30)
Area of section；K breaks safety coefficient, coefficient 1.5 for connecting rod (30)；
4. being calculated by the bending resistance inspection that following formula is attached bar (30):
In formula, WzFor connecting rod (30) cross sectional moment of inertia；s0It is met for planting trough (20) center of gravity and reinforced concrete works structure (10)
The distance between empty face；[σ] allows direct stress for connecting rod (30)；
5. being checked by the shearing resistance that following formula is attached bar (30):
In formula, [τ] is the allowable shearing stress of connecting rod (30)；
6. if connecting rod (30) inspection calculate be unsatisfactory for step 3., step 4., step 5. any one requirement, step should be readjusted
The rapid 1. middle sectional dimension of connecting rod (30) or the quantity of connecting rod (30)；And work of the step 1. to step 5. is repeated, until
Until connecting rod (30) inspection calculation meets design requirement.
8. a kind of installation of reinforced concrete works structure bar planting formula planting trough construction as described in claim 1 to 6 any one
Method includes the following steps:
1. making planting trough (20), the casing (23) of pre-buried setting at least two laterally separately in planting trough (20)；
2. the raw-soil (21) are planted in filling in planting trough (20), and plant green plants (22) in planting in the raw-soil (21), and to greening
Plant (22) is conserved；
3. anti-corrosion, anti-corrosion processing are carried out to connecting rod (30), then by the rear portion of connecting rod (30) and reinforced concrete works
Structure (10) is fixedly connected；
4. measuring the lateral pull out force of connecting rod (30)；
5. installing fixed planting trough (20) on sky face in meeting for reinforced concrete works structure (10).
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| CN201810739308.6A CN109006020B (en) | 2018-07-06 | 2018-07-06 | Design method of reinforced concrete engineering structure bar planting type plant growth groove structure |
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| CN201810739308.6A CN109006020B (en) | 2018-07-06 | 2018-07-06 | Design method of reinforced concrete engineering structure bar planting type plant growth groove structure |
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| CN109006020B CN109006020B (en) | 2024-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779079A (en) * | 2019-01-30 | 2019-05-21 | 五冶集团上海有限公司 | The construction method of fabricated ecology exterior wall |
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