CN110409830A - A kind of construction method that high layer main body subregion intercepts water and U-shaped shuting used - Google Patents
A kind of construction method that high layer main body subregion intercepts water and U-shaped shuting used Download PDFInfo
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- CN110409830A CN110409830A CN201910460734.0A CN201910460734A CN110409830A CN 110409830 A CN110409830 A CN 110409830A CN 201910460734 A CN201910460734 A CN 201910460734A CN 110409830 A CN110409830 A CN 110409830A
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- waste water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 103
- 238000010276 construction Methods 0.000 title claims abstract description 59
- 230000009194 climbing Effects 0.000 claims abstract description 80
- 239000002351 wastewater Substances 0.000 claims abstract description 77
- 238000004062 sedimentation Methods 0.000 claims abstract description 45
- 230000005611 electricity Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims abstract description 6
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 239000002689 soil Substances 0.000 claims description 51
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 25
- 239000008397 galvanized steel Substances 0.000 claims description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000001556 precipitation Methods 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 8
- 239000011083 cement mortar Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000002349 well water Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 5
- 238000013316 zoning Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004826 seaming Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- -1 truck washing Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/122—Pipe-line systems for waste water in building
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
Abstract
A kind of construction method that high layer main body subregion intercepts water and U-shaped shuting used, this method is arranged according to the dry and wet region of high layer main body, using the different drainage ways that shuts off, in layer-by-layer work progress, waste water is transformed into organized discharge, and import that ground three-level sedimentation basin is recycled, and specific steps include: preparation of construction, determine that permanent drains standpipe installation position and dry and wet region drain scheme of river closure according to design drawing；It excavates land drain and builds and build three-level sedimentation basin；Main body floor builds up first layer and comes into effect drainage River Closure Measures.Waste water is transformed into organized discharge by the construction method, and can reducing waste water, disorderly row's phenomenon, reduction pollute, switch to construct with " doing " by " wet ", effectively prevents the security risk of wet area's electricity consumption operation；It is a large amount of to save water resource, reduce construction cost；Used U-shaped intercepts water, and slot structure is simple, and design science can effectively collect the waste water of exterior wall and climbing frame, and not interfere the promotion of climbing frame.
Description
Technical field
The present invention relates to a kind of construction techniques and intercept water device more particularly to a kind of inside and outside dry and wets of high layer main body point
The green construction method and U-shaped shuting used that area intercepts water.
Background technique
China's construction water about 1T/ ㎡, in recent years due to adopting new technology, new material construction, construction water amount
Than being reduced in the past, but general construction site, particularly those possess that area is big, and the construction period is long, alien invasion uses climbing frame
Heavy construction building site, be all seldom concerned about the reuse problem of construction water, in addition the average annual rainfall of south China is about
1300mm, the average annual rainfall about 630mm in the north, for the construction of open work, how rainwater is rationally collected circulation makes
With the problem of do not cause enough concerns yet.In conclusion there are still following problems for the water of using of construction at present:
1. construction water, work surface maintenance water and rainwater are without rationally collecting recycling, especially climbing frame and exterior wall
Draining, due to being difficult to recycle, so far without collecting the precedent being recycled；
2. maintenance is conserved with the finished product that water uncontrollable discharge directly affects other floors in floor；
3. maintenance is directly poured from high-altitude with water outside floor, pedestrian and lower part operation surface construction downstairs are influenced；
4. a large amount of maintenance water uncontrollable discharges, the electricity consumption operation of dewing area bring security risk.
Problem above does not meet the green safe civilization of the modern architectures construction such as civilized construction, water-saving construction, environmentally protective
Requirement.
Summary of the invention
It intercepts water green construction method the purpose of the present invention is to provide a kind of high inside and outside dry zoning of layer main body, to overcome
Above-mentioned deficiency present in prior art.
The technical solution adopted by the present invention is that: a kind of construction method that high layer main body subregion intercepts water, this method is according to height
The dry and wet region of layer main body is arranged, uses the different drainage ways that shuts off for its unordered draining, will in layer-by-layer work progress
Waste water is transformed into organized discharge from uncontrollable discharge, and import ground three-level sedimentation basin be filtered it is recycled, to reach
To the purpose for saving water resource, reducing pollution, saving construction cost, specific steps include:
S1 preparation of construction；
S11 determines permanent drains standpipe installation position according to design drawing；
S12 determines dry and wet region and the drainage scheme of river closure of construction floor according to design drawing；
Wet region includes: balcony, stair, exterior wall, climbing frame；
Dry region includes: between water pipe manhole, strong and weak electricity, pressurization well, toilet and dry area's privileged sites elevator；
S13 prepares the drainage material that shuts off according to step S12；
S2, which excavates land drain and builds, builds three-level sedimentation basin；
Build build main body floor while, excavate matched with gardens land drain in high-rise body peripheral edge, build and build and ground
Gutter the communicates, later period is used to recycle the three-level sedimentation basin that rainwater irrigates vegetation；
S3 main body floor builds up first layer and comes into effect drainage River Closure Measures；
The wet region waste water drainage of S31；
The drainage of S311 balcony waste water: installing the soil stack communicated with land drain according to design drawing position in balcony, leads to
It crosses soil stack and the waste water of balcony and its near zone is drained to land drain, and then introduce three-level sedimentation basin；
The drainage of S312 stair waste water: the draining communicated with land drain is installed according to design drawing position in stair landing
The waste water of stair and its near zone is introduced soil stack, Jin Eryin by standpipe, the temporary drainage system by being located at stair
Enter land drain and three-level sedimentation basin；
S313 climbing frame waste water shuts off: installing U-shaped shuting on the climbing frame bottom plate of external wall, and passes through the U-shaped trench bottom that intercepts water
Horizontal drain pipe introduce land drain with the waste water for flowing down exterior wall and climbing frame is connected apart from the closer soil stack of climbing frame
With three-level sedimentation basin；
S32, which does region waste water and cuts, to be drawn；
Dry region waste water, which cuts to draw, to be referred to and blocks the reserved opening of dry region, the waste water of dry region is led to balcony or building
Ladder introduces mole drain and three-level sedimentation basin by the soil stack of balcony or stair；
S321 is covered between water pipe manhole, strong and weak electricity, pressurize well, and waste water is avoided to flow into: between water pipe manhole, strong and weak electricity, pressurization well door opening
The cover board I that interior reversed beam top is provided with slope covers, and surrounding is fixed with steel nail, cover board I and door opening edge cement bonded sand
Slurry blocks, which is led to the soil stack of stair；
S322 covers toilet drainage hole, and waste water is avoided to flow into: covering toilet drainage hole, II surrounding steel of cover board with cover board II
Nail is fixed, which is led to the balcony of its near zone or the soil stack of stair；
S323 covers messenger wire hole, and waste water is avoided to flow into: messenger wire hole is covered with cover board III, III one side of cover board and hinge are hinged, remaining
Three sides are connect with structure sheaf, which is led to the balcony of its near zone or the soil stack of stair；
S324 covers template transfer hole, and waste water is avoided to flow into: covering template transfer hole with cover board IV, and with cement mortar capping
The contact zone effluent liquid is led to the balcony of its near zone or the soil stack of stair by IV periphery of plate；
S325 elevator waste water, which is cut, to be drawn: the area elevator Shu Gan privileged sites, installs the loudspeaker leakage of 45 ° of openings in elevator inner wall
Bucket, the horn mouth of loudspeaker funnel are fixed with shear wall junction with glass cement and steel nail, and loudspeaker funnel bottom passes through elevator
Well drainage tube is connected to apart from the closer balcony area sewerage standpipe of elevator, and elevator waste water is introduced land drain, into
And introduce three-level sedimentation basin；
S4 high layer main body is often built one layer high, repeats above step S3, wherein repeatedly step S311 and S312 when, the installation drains
Standpipe is to increase spreading by threeway on the basis of original soil stack；
S5 high layer main body floor is fully completed bind after, remove be located at temporary drainage system, the elevator loudspeaker funnel of stair with
And and then the recycling of U-shaped shuting that climbing frame is removed together is spare, blocks the three-way interface connecting with soil stack.
Its further technical solution is:
In step S312, " the temporary drainage system " includes ramp drainpipe, lower inclined plane drainpipe, lateral drainage tube and company
Transverse tube is connect, the transverse direction drainage tube is located at stair landing bottom, and the connection transverse tube is located at storey floors and connect with stair
Locate bottom, the lower inclined plane drainpipe is located at platform lower stair bottom, and the ramp drainpipe is located at platform upper stair
Bottom, described transverse direction drainage tube one end is mutually connected by threeway with the soil stack for being mounted on one jiao of stair landing, another
End is connected with ramp drainpipe lower end, and the waste water of platform upper stair is introduced soil stack；
Described connection transverse tube one end is connected with the upper end of ramp drainpipe, under the other end and next level ladder that connect transverse tube
The lower end of inclined-plane drainpipe is connected, and accepts the waste water of upper one layer of platform lower stair and introduces the ramp drainpipe of this layer,
And then soil stack is introduced by lateral drainage tube；
The ramp drainpipe, lower inclined plane drainpipe, lateral drainage tube and connection transverse tube are that semicircular arc is open tube seat, with same
The cross-sectional area of a piece round tube segmentation, ramp drainpipe or lower inclined plane drainpipe is former round tube cross-sectional area 1/3, is laterally drawn
Flow tube or the cross-sectional area for connecting transverse tube are the 2/3 of former round tube cross-sectional area.
Further: the three-level sedimentation basin includes the first stage precipitation tank for being cube structure, second-level settling pond and three
Grade sedimentation basin, the water inlet of first stage precipitation tank communicates with land drain, the discharge outlet of first stage precipitation tank and second-level settling pond
Water inlet communicates, and the discharge outlet of second-level settling pond is communicated with the water inlet of three-level sedimentation basin, at the discharge outlet of three-level sedimentation basin
Y-type filter, butterfly valve and pressure pump are successively installed, pressure pump water outlet installs check-valves.
It is further: the soil stack, ramp drainpipe, lower inclined plane drainpipe, lateral drainage tube and connection transverse tube,
Threeway, elbow and loose joint are that PVC material is made；
Loudspeaker funnel described in step S321 is made of 1mm thickness galvanized steel plain sheet；
Step S322, cover board I described in S324 and S325, cover board II and cover board IV are cut into using waste and old template, step
Cover board III described in S323 is made using waste and old galvanized steel plain sheet.
Itself another solution is that
A kind of U-shaped shuting to intercept water for high layer main body climbing frame and exterior wall, the U-shaped shuting is described in above-mentioned technical proposal
The U-shaped shuting to intercept water for high layer main body climbing frame and exterior wall；
The U-shaped shuting is connected in the horizontal direction on the bottom plate of Climbing frame for outer-wall, and the width of U-shaped shuting is slightly wider than climbing frame
Width, the both ends of U-shaped shuting are sealing surface, and a horizontal drain pipe, horizontal drainage is arranged every 25M in the U-shaped trench bottom that intercepts water
Pipe one end be connected to by elbow and loose joint with the U-shaped trench bottom that intercepts water, the waste water that U-shaped shuting is collected pass through horizontal drain pipe and away from
It is connected to from the closer soil stack of climbing frame with land drain；
Pull-type galvanized steel plain sheet is installed on the inside of the U-shaped shuting, the lower end of pull-type galvanized steel plain sheet by hinge with it is U-shaped
Notch edges on the inside of shuting are hinged, and pull-type galvanized steel plain sheet upper end is connect with wirerope II with climbing frame；
U-shaped shuting positioned at privileged sites climbing frame bottom is collapsible U-shaped shuting, including left shuting and right shuting,
Left shuting is located at the left side of privileged sites wall attaching rod, and right shuting is located at the right side of privileged sites wall attaching rod, left shuting
Right end is sealing surface, and the left end of left shuting is U-shaped by stretch U-shaped shuting and the climbing frame bottom that is located at the privileged sites left side
Shuting communicates, and the left end of right shuting is sealing surface, the right end of right shuting by stretch U-shaped shuting be located at special portion
The U-shaped shuting of the climbing frame bottom on position the right communicates；
The left shuting is connected to left connection board bottom, and the left connection board left end is climbed by hinge and the privileged sites left side
Frame bottom plate is hinged, and left connection board right end is connect by wirerope I with climbing frame；
The right shuting is connected to right connection board bottom, and the right connection board right end passes through hinge and climbing on the right of privileged sites
Frame bottom plate is hinged, and right connection board left end is connect by wirerope I with climbing frame；The U-shaped shuting, left shuting and right shuting
It is made of 1mm thickness galvanized steel plain sheet；
The U-shaped shuting that stretches is made of colour bar cloth, and stretch U-shaped shuting and left shuting and U-shaped shuting connect
Conjunction portion rivet and the affixed sealing of epoxide-resin glue；
Before climbing frame is promoted or wall attaching rod is not at this layer, and left and right shuting is laid flat by wirerope I, and climbing frame is promoted or wall attaching rod is at this
When layer, left and right shuting is risen and generates interference to avoid with the wall attaching rod of privileged sites by wirerope I.
Due to taking above-mentioned technical proposal, construction method and U used that a kind of high-rise main body subregion of the present invention intercepts water
Shape shuting
It has the advantages that
This method is arranged according to the dry and wet region of high layer main body, uses the different drainage ways that shuts off, In for its unordered draining
In layer-by-layer work progress, waste water is transformed into organized discharge from uncontrollable discharge, and import ground three-level sedimentation basin and carried out
Filter it is recycled, it has the advantage that:
1. waste water (general designation of construction operation water, concrete curing water and rainwater) is transformed into a organized way from uncontrollable discharge
Discharge can not only reduce a large amount of waste water disorderly row's phenomenon, but also can switch to construct with " doing " by " wet ", effectively prevent wet area's electricity consumption
The security risk of operation；
2. waste water is transformed into organized discharge from uncontrollable discharge, can avoid influence, pedestrains safety and lower part work surface are applied downstairs
The finished product protection of work and other floors；
3. the present invention cuts diversion method and uses dry zoning form, constructing well, main body is orderly to be separated, to not similar shape
Formula hole carries out the closure or drainage of different modes, waste water is transformed into organized discharge from uncontrollable discharge, and import three
Grade sedimentation basin is filtered recycled, can save water resource, reduce construction cost；
Construction water is compared as follows:
(1) before the present invention is implemented, construction water amount is 1m3/ ㎡, is calculated by the building of 30000 ㎡, total water consumption: 1*30000
=30000m³；
(2) after the present invention is implemented, construction water amount is reduced to 0.27m3/ ㎡, calculates by the building of 30000 ㎡, total water consumption:
0.27*30000=8100m³；
Compared with original construction, the water consumption of 21900m3 is saved altogether, and water rate 3 yuan/m3 in construction site then saves water rate 6.57 ten thousand altogether
Member.
4. the present invention uses U-shaped shuting at climbing frame bottom (including privileged sites), the width of U-shaped shuting, which is slightly wider than, is climbed
The width of frame, the both ends of U-shaped shuting are sealing surface, and a horizontal drain pipe 31, water is arranged every 25M in the U-shaped trench bottom that intercepts water
Flat raft water pipe one end is connected to by elbow 34 and loose joint 33 with the U-shaped trench bottom that intercepts water, and the waste water that U-shaped shuting is collected passes through level
Drainpipe 31 is connected to apart from the closer soil stack of climbing frame with land drain 10；Lifting is installed on the inside of U-shaped shuting
The lower end of formula galvanized steel plain sheet 20, pull-type galvanized steel plain sheet 20 is hinged by hinge and the notch edges on the inside of U-shaped shuting, lifting
Formula galvanized steel plain sheet upper end is connect with wirerope II 120 with climbing frame, is used collapsible U-shaped shuting in privileged sites, is taken above
The waste water of climbing frame and exterior wall not only effectively can be introduced land drain by structure, but also not interfere climbing for climbing frame, be solved long-term
Since the waste water of climbing frame and exterior wall be difficult to the problem recycled；
5. waste water of the invention, which is cut, draws scheme, on the basis of carrying out pipeline drawing Deepen Design to building, Pipe installing is done
To permanent and interim combination, permanent drains standpipe is installed in advance, reduces secondary peace and tear open, reduce construction cost, improve construction effect
Rate；
6. the selection that the present invention is implemented is simple, simple for structure, easy for construction, recyclable repetition is used in turn, and is increased economic efficiency:
(1) all interim diversion materials in wet area are detachable non-damageable material, used in staircase temporary drainage system
Drainage tube is managed using 160PVC, and is cut into two semicircular tube seat by the section of 1:2 to pipeline, and the round tube slot of cross-sectional area 1/3 is used
In ramp drainpipe 116 and lower inclined plane drainpipe 117, the round tube slot that cross-sectional area is 2/3 is used for lateral drainage tube 118 and connects
Transverse tube 115 is connect, can both make full use of tubing, while water impact can guarantee by water flow gradient guiding (waste water is not from upper for backwash
It is flowed under and with certain slope and flow velocity, when waste water to 117 bottom impact transverse direction drainage tube 118 of inclined-plane drainage tube, meeting
Because of certain impulse force backwash, if drainage tube 117 sectional area in inclined-plane is lateral drainage tube sectional area >=2/ being hit less than 1/3
3, then according to water recoil radius, 100% flows into 118 pipes backwash water, none spillage)；The tubing and company after construction work
The pipe clamp that fitting uses etc. is reusable, saves material resources；
(2) doing the mortar that wooden model, waste and old iron sheet and the closure that area's covering uses use is all construction clout, belongs to material building rubbish
Rubbish recycles, and is environmentally protective, saving material resources；
(3) the U-shaped shuting in climbing frame bottom of the present invention uses galvanized steel plain sheet, the anti-watercolor of the U-shaped shuting that stretches of privileged sites
Bar cloth and bottom support, connector and nut etc. are reusable；
7. it is applied widely, because the invention of this project focuses on the closure of shutting off of operation side, balcony standpipe is constructed, stair draw
Stream, Climbing frame for outer-wall bottom are installed in addition with U-shaped shuting, therefore are suitable for all using the high-building construction technical field for having climbing frame.
With reference to the accompanying drawings and examples to a kind of construction method that high level main body subregion intercepts water of the present invention and U used
The technical characteristic of shape shuting is further described.
Detailed description of the invention
Fig. 1 is floor dry zoning floor map；
Fig. 2 is waste drainage figure；
Fig. 3 is that balcony drains drawing；
Fig. 4~Figure 11 is stair drainpipe scheme of installation:
Fig. 4 is plan view, and Fig. 5 is side view, and Fig. 6 is the portion the D5 enlarged drawing of Fig. 5, and Fig. 7 is the portion the D5 drainpipe enlarged drawing of Fig. 5,
Fig. 8 is the A direction view of Fig. 7, and Fig. 9 is the portion the D5 drainpipe three-dimensional effect diagram (removing pipe clamp) of Fig. 5, and Figure 10 is that the portion D6 of Fig. 5 is put
Big figure, Figure 11 are the portion the D7 enlarged drawing of Fig. 5；
Figure 12~Figure 13 is the U-shaped slot structure schematic diagram that intercepts water:
Figure 12 is plan view, and Figure 13 is the portion the D10 enlarged drawing of Figure 12；
Figure 14~Figure 15 is attachment type raise scaffold bottom U-type groove structural schematic diagram:
Figure 14 is side view, and Figure 15 is the portion the D11 enlarged drawing of Figure 14；
Figure 16~Figure 19 is privileged sites U-type groove structural schematic diagram:
Figure 16 is that lifting is preceding or attached wall part is not in this layer state, and Figure 17 is attached wall part in lifting in this layer state, Figure 18 Figure 16
The portion D12 enlarged drawing, Figure 19 be Figure 17 the portion D13 enlarged drawing；
Figure 20~Figure 22 is elevator drainage arrangement schematic diagram:
Figure 20 is main view (perspective view), and Figure 21 is the D-D sectional view of Figure 20, and Figure 22 is the C-C sectional view of Figure 20；
Figure 23~Figure 24 is between water pipe manhole, strong and weak electricity, pressurization well covers cover plate schematic diagram:
Figure 23 is main view (perspective view), and Figure 24 is the E-E sectional view of Figure 23；
Figure 25~Figure 26 is that toilet drainage hole blocks schematic diagram:
Figure 25 is main view (perspective view), and Figure 26 is the F-F sectional view of Figure 25；
Figure 27~Figure 28 is that messenger wire hole blocks schematic diagram:
Figure 27 is main view (perspective view), and Figure 28 is the G-G sectional view of Figure 27；
Figure 29~Figure 30 is that template transfer hole blocks schematic diagram:
Figure 29 is main view (perspective view), and Figure 30 is the H-H sectional view of Figure 29；
Figure 31~Figure 32 is three-level sedimentation basin planar structure schematic diagram:
Figure 31 is main view, and Figure 32 is the I-I sectional view of Figure 31.
In figure:
1-reversed beam, 2-steel nails, 3-cover boards I, 4-cement mortar, 5-hinges, 6-cover boards II, 7-soil stacks, 8-electricity
Stair shaft drainage tube, 9-loudspeaker funnels, 10-gutters, 11-level-one sedimentation and drawing mouths, 12-two-stage precipitation discharge outlet, 13-
Three-level sedimentation and drawing mouth, 15-glass cements, 16-cover boards III, 17-cover boards IV, 19-U-shaped shutings, 20-pull-types are zinc-plated
Steel plate, 21-stretch U-shaped shuting, 22-wirerope I, 23-supporting steel plates, 24-climbing frames, 241-climbing frame bottom plates, the 25th-buildings
Floor plate, 26-stair landings, 27-platform upper stair, 28-platform lower stair, 29-wall attaching rods, 30-buildings
Exterior wall beam slab, 31-horizontal drain pipes, 32-3# angle bar frames, 33-loose joints, 34-elbows, 35-left shutings, 36-is right
Shuting, the connection of 41-galvanized steel plain sheet seamings, 42-epoxide-resin glues, 43-left connection boards, 44-right connection boards, 46-spiral shells
Bolt, 47-nuts；
51-first stage precipitation tanks, 52-second-level settling ponds, 53-three-level sedimentation basins, 60-pressure pumps, 61-butterfly valves, 62-only
Return valve, 63-y-type filters,
115-connection transverse tubes, 116-ramp drainpipes, 117-lower inclined plane drainpipes, 118-lateral drainage tubes, 119-pipes
Card, 120-wirerope II, 121-screw thread sunpenders, 122-expansion bolts, 123-threeways.
Specific embodiment
Embodiment one
A kind of construction method that high layer main body subregion intercepts water, this method is arranged according to the dry and wet region of high layer main body, for it
Unordered draining uses the different drainage ways that shuts off, and in layer-by-layer work progress, waste water is transformed into from uncontrollable discharge group
Knit discharge, and import ground three-level sedimentation basin be filtered it is recycled, with reach save water resource, reduce pollution, save
The purpose of construction cost, specific steps include:
S1 preparation of construction；
S11 determines permanent drains standpipe installation position according to design drawing；
S12 determines dry and wet region and the drainage scheme of river closure of construction floor according to design drawing；
Wet region includes: balcony, stair, exterior wall, climbing frame；
Dry region includes: between water pipe manhole, strong and weak electricity, pressurization well, toilet and dry area's privileged sites elevator；
S13 prepares the drainage material that shuts off according to step S12；
S2, which excavates land drain and builds, builds three-level sedimentation basin；
Build build main body floor while, excavate matched with gardens land drain 10 in high-rise body peripheral edge, build build with
Face gutter the communicates, later period is used to recycle the three-level sedimentation basin that rainwater irrigates vegetation；
S3 main body floor builds up first layer and comes into effect drainage River Closure Measures；
The wet region waste water drainage of S31；
The drainage of S311 balcony waste water: installing the soil stack 7 communicated with land drain according to design drawing position in balcony, leads to
It crosses soil stack and the waste water of balcony and its near zone is drained to land drain, and then introduce three-level sedimentation basin；
The drainage of S312 stair waste water: the draining communicated with land drain is installed according to design drawing position in stair landing
The waste water of stair and its near zone is introduced soil stack, Jin Eryin by standpipe, the temporary drainage system by being located at stair
Enter land drain and three-level sedimentation basin；
S313 climbing frame waste water shuts off: installing U-shaped shuting 19 on the climbing frame bottom plate of external wall, and passes through U-shaped shuting bottom
The horizontal drain pipe 31 in portion is arranged with the waste water introducing ground for flowing down exterior wall and climbing frame is connected apart from the closer soil stack of climbing frame
Ditch and three-level sedimentation basin；
S32, which does region waste water and cuts, to be drawn；
Dry region waste water, which cuts to draw, to be referred to and blocks the reserved opening of dry region, the waste water of dry region is led to balcony or building
Ladder introduces mole drain and three-level sedimentation basin by the soil stack of balcony or stair；
S321 is covered between water pipe manhole, strong and weak electricity, pressurize well, and waste water is avoided to flow into: between water pipe manhole, strong and weak electricity, pressurization well door opening
The cover board I that interior 1 top of reversed beam is provided with slope covers, and surrounding is fixed with steel nail 2, cover board I and door opening edge cement
Mortar 4 blocks, which is led to the soil stack of stair；
S322 covers toilet drainage hole, and waste water is avoided to flow into: covering toilet drainage hole, II surrounding steel of cover board with cover board II
Nail 2 is fixed, which is led to the balcony of its near zone or the soil stack of stair；
S323 covers messenger wire hole, and waste water is avoided to flow into: messenger wire hole is covered with cover board III, III one side of cover board and hinge are hinged, remaining
Three sides are connect with structure sheaf, which is led to the balcony of its near zone or the soil stack of stair；
S324 covers template transfer hole, and waste water is avoided to flow into: covering template transfer hole with cover board IV, and is blocked with cement mortar 4
The contact zone effluent liquid is led to the balcony of its near zone or the soil stack of stair by IV periphery of cover board；
S325 elevator waste water, which is cut, to be drawn: the area elevator Shu Gan privileged sites install the loudspeaker funnel of 45 ° of openings in elevator inner wall
9, loudspeaker funnel horn mouth is fixed with shear wall junction glass cement 15 and steel nail 2, and loudspeaker funnel bottom passes through elevator
Well drainage tube 8 is connected to apart from the closer balcony area sewerage standpipe 7 of elevator, and elevator waste water is introduced land drain,
And then introduce three-level sedimentation basin；
S4 high layer main body often builds one layer high, repetition above step S3, wherein repeatedly installing draining described in step S311 and S312
Standpipe is to increase spreading by threeway on the basis of original soil stack.
S5 high layer main body floor is fully completed bind after, remove be located at stair temporary drainage system, elevator loudspeaker leakage
Bucket and the U-shaped shuting recycling that and then climbing frame is removed together are spare, block the three-way interface connecting with soil stack.
In step S312, " the temporary drainage systems of stair " include ramp drainpipe 116, lower inclined plane drainpipe
117, lateral drainage tube 118 and connection transverse tube 115, the transverse direction drainage tube 118 are located at stair landing bottom, the connection
Transverse tube 115 is located at storey floors 25 and stair junction bottom, and the lower inclined plane drainpipe 117 is located at 28 bottom of platform lower stair
Portion, the ramp drainpipe 116 are located at 27 bottom of platform upper stair, described transverse direction 118 one end of drainage tube by threeway with
It is mounted on one jiao of stair landing of 7 phase of soil stack linking, the other end is connected with 116 lower end of ramp drainpipe, will put down
The waste water of platform top stair introduces soil stack 7；
Described connection 115 one end of transverse tube is connected with the upper end of ramp drainpipe 116, connects the other end and upper one of transverse tube 115
The lower end of the lower inclined plane drainpipe 117 of floor ladder is connected, and accepts the waste water of upper one layer of platform lower stair 28 and introduces this layer
Ramp drainpipe 116, and then soil stack 7 is introduced by lateral drainage tube 118；
The ramp drainpipe 116, lower inclined plane drainpipe 117, lateral drainage tube 118 and connection transverse tube 115 are semicircular arc
Be open tube seat, divides (its arc radius is identical) with same root round tube, ramp drainpipe 116 or lower inclined plane drainpipe 117
Cross-sectional area is former round tube cross-sectional area 1/3, and lateral drainage tube 118 or the cross-sectional area for connecting transverse tube 115 are that former round tube is transversal
The 2/3 of area.
The three-level sedimentation basin includes the first stage precipitation tank 51 for being cube structure, second-level settling pond 52 and three-level precipitating
The water inlet in pond 53, first stage precipitation tank is communicated with land drain, the discharge outlet of first stage precipitation tank and the water inlet of second-level settling pond
Mouth communicates, and the discharge outlet of second-level settling pond is communicated with the water inlet of three-level sedimentation basin, at the discharge outlet of three-level sedimentation basin successively
Y-type filter 63, butterfly valve 61 and pressure pump 60 are installed, 60 water outlet of pressure pump installs check-valves 62.
The soil stack 7, ramp drainpipe 116, lower inclined plane drainpipe 117, lateral drainage tube 118 and connection transverse tube
115, threeway, elbow and loose joint are that PVC material is made；
Loudspeaker funnel described in step S321 is made of 1mm thickness galvanized steel plain sheet；
Step S321, cover board I described in S322 and S324, cover board II and cover board IV are cut into using waste and old template, step
Cover board III described in S323 is made using waste and old galvanized steel plain sheet.
Embodiment two
A kind of U-shaped shuting to intercept water for high layer main body climbing frame and exterior wall, the U-shaped shuting are the step of embodiment one
The U-shaped shuting to intercept water described in S313 for high layer main body climbing frame and exterior wall；
The U-shaped shuting is connected in the horizontal direction on the bottom plate 241 of Climbing frame for outer-wall 24, and the width of U-shaped shuting, which is slightly wider than, climbs
The width of frame, the both ends of U-shaped shuting are sealing surface, and a horizontal drain pipe 31, water is arranged every 25M in the U-shaped trench bottom that intercepts water
Flat raft water pipe one end is connected to by elbow 34 and loose joint 33 with the U-shaped trench bottom that intercepts water, and the waste water that U-shaped shuting is collected passes through level
Drainpipe 31 is connected to apart from the closer soil stack of climbing frame with land drain 10；
Pull-type galvanized steel plain sheet 20 is installed, the lower end of pull-type galvanized steel plain sheet 20 passes through hinge 5 on the inside of the U-shaped shuting
Hinged with the notch edges on the inside of U-shaped shuting, pull-type galvanized steel plain sheet upper end is connect with wirerope II 120 with climbing frame；It is (beneficial
Effect is: pull-type galvanized steel plain sheet opens, and upper end is adjacent to exterior wall, and convenient for collecting the waste water of climbing frame and exterior wall discharge, climbing frame is promoted
When, wirerope II is packed up pull-type galvanized steel plain sheet in order to avoid climbing frame is interfered to be promoted.)
U-shaped shuting positioned at privileged sites climbing frame bottom is collapsible U-shaped shuting, including left shuting 35 and right shuting
36, left shuting is located at the left side of privileged sites wall attaching rod, and right shuting is located at the right side of privileged sites wall attaching rod, and a left side is intercepted water
The right end of slot 35 is sealing surface, and the left end of left shuting passes through U-shaped shuting 21 and the climbing frame that is located at the privileged sites left side of stretching
The U-shaped shuting of bottom communicates, and the left end of right shuting 36 is sealing surface, and the right end of right shuting 36 passes through U-shaped intercept water of stretching
Slot 21 is communicated with the U-shaped shuting for the climbing frame bottom being located on the right of privileged sites；
The left shuting 35 is connected to 43 bottom of left connection board, and the left connection board left end is left by hinge 5 and privileged sites
The climbing frame bottom plate 241 on side is hinged, and left connection board right end is connect by wirerope I 22 with climbing frame 24；
The right shuting 36 is connected to 44 bottom of right connection board, and the right connection board right end is right by hinge 5 and privileged sites
The climbing frame bottom plate 241 on side is hinged, and right connection board left end is connect by wirerope I 22 with climbing frame, and (beneficial effect is: climbing frame is promoted
Not at this layer, left and right shuting is laid flat preceding or wall attaching rod by wirerope I 22, and climbing frame is promoted or wall attaching rod is at this layer, steel wire
Restrict I 22 by left and right shuting rise to avoid with the wall attaching rod of privileged sites generate interference (referring to attached drawing 16,17,18,19).
The U-shaped shuting, left shuting and right shuting are made of 1mm thickness galvanized steel plain sheet；
The U-shaped shuting that stretches is made of colour bar cloth, and stretch U-shaped shuting and left shuting and U-shaped shuting connect
Conjunction portion rivet 48 and the affixed sealing of epoxide-resin glue 42；
Note:
(1) privileged sites refer to: at all reserved openings of exterior wall, including tower crane wall attaching rod, construction elevator wall-attaching equipment and unload
Expect platform wall attaching rod position；
(2) width of U-shaped shuting refers to the width of U-shaped shuting cross section, the width of climbing frame refer to the outer layer of climbing frame with it is inner
Width between layer；
(3) refer to that U-shaped shuting leans on the side of external wall on the inside of U-shaped shuting；
(4) stair landing 26 refers to the platform at the stair turning between two layers of floor；
(5) platform upper stair 27 refer to the stair between stair landing and next level plate；
(6) platform lower stair 28 refer to the stair between stair landing and lower first floor plate；
(7) ramp drainpipe 116 refers to the drainpipe for being located at 27 bottom of platform upper stair；
(8) lower inclined plane drainpipe 117 refers to the drainpipe for being located at 27 bottom of platform lower stair；
(9) in step S312, " linking " between the related drainpipe includes connecting, overlapping or other can be by a wherein pipe
Water introduces the connection type of another pipe；
This construction method working principle:
Invention mainly by construction operation water, concrete curing water and rainwater (hereinafter referred to as waste water) divide dry and wet zone high level into
Row, which is orderly cut, to be drawn and drains, do region (between elevator, water pipe manhole, strong and weak electricity, pressurization well, the small type hole such as toilet drainage hole
Hole, messenger wire hole, template transfer hole) water cut and is drawn, wet region (balcony, stair, exterior wall) drains water, will be high
Locate water source and land drain is drained to by PVC soil stack, water source is gathered finally by land drain and is collected to construction
Live three-level sedimentation basin carries out three-level precipitating, finally adds the water of three-level sedimentation basin by three-level sedimentation and drawing mouth, pressure pump
It is depressed into and needs to carry out secondary waste water/be recycled for multiple times with the region (concrete curing, vegetation irrigation, spray dust etc.) of water.
The calculating of attached construction water:
According to " architectural engineering green construction implementation guide ", water resource is saved under the premise of managing good quality measure and is utilized, base
In basis, main body, finishing average level, site operation water consumption is about 1m3/ ㎡, and construction site is used primarily in coagulation with water
Soil, spray, the flushing of outrigger depositing dust, truck washing, concrete pump pipe, vegetation maintenance etc..
Claims (5)
1. a kind of construction method that high layer main body subregion intercepts water, it is characterised in that: this method is the dry and wet zone according to high layer main body
Domain arrangement uses the different drainage ways that shuts off for its unordered draining, and in layer-by-layer work progress, waste water is arranged from inorganization
Put and be transformed into organized discharge, and import ground three-level sedimentation basin be filtered it is recycled, with reach save water resource, subtract
Of low pollution, the purpose for saving construction cost, specific steps include:
S1 preparation of construction；
S11 determines permanent drains standpipe installation position according to design drawing；
S12 determines dry and wet region and the drainage scheme of river closure of construction floor according to design drawing；
Wet region includes: balcony, stair, exterior wall, climbing frame；
Dry region includes: between water pipe manhole, strong and weak electricity, pressurization well, toilet and dry area's privileged sites elevator；
S13 prepares the drainage material that shuts off according to step S12；
S2, which excavates land drain and builds, builds three-level sedimentation basin；
Build build main body floor while, excavate matched with gardens land drain in high-rise body peripheral edge, build and build and ground
Gutter the communicates, later period is used to recycle the three-level sedimentation basin that rainwater irrigates vegetation；
S3 main body floor builds up first layer and comes into effect drainage River Closure Measures；
The wet region waste water drainage of S31；
The drainage of S311 balcony waste water: installing the soil stack communicated with land drain according to design drawing position in balcony, leads to
It crosses soil stack and the waste water of balcony and its near zone is drained to land drain, and then introduce three-level sedimentation basin；
The drainage of S312 stair waste water: the draining communicated with land drain is installed according to design drawing position in stair landing
The waste water of stair and its near zone is introduced soil stack, Jin Eryin by standpipe, the temporary drainage system by being located at stair
Enter land drain and three-level sedimentation basin；
S313 climbing frame waste water shuts off: installing U-shaped shuting (19) on the climbing frame bottom plate of external wall, and passes through U-shaped shuting
The horizontal drain pipe (31) of bottom introduces ground with the waste water for flowing down exterior wall and climbing frame apart from the closer soil stack connection of climbing frame
Face gutter and three-level sedimentation basin；
S32, which does region waste water and cuts, to be drawn；
Dry region waste water, which cuts to draw, to be referred to and blocks the reserved opening of dry region, the waste water of dry region is led to balcony or building
Ladder introduces mole drain and three-level sedimentation basin by the soil stack of balcony or stair；
S321 is covered between water pipe manhole, strong and weak electricity, pressurize well, and waste water is avoided to flow into: between water pipe manhole, strong and weak electricity, pressurization well door opening
The cover board I that interior reversed beam (1) top is provided with slope covers, and surrounding is fixed with steel nail, cover board I and door opening edge cement
Mortar blocks, which is led to the soil stack of stair；
S322 covers toilet drainage hole, and waste water is avoided to flow into: covering toilet drainage hole, II surrounding steel of cover board with cover board II
Nail is fixed, which is led to the balcony of its near zone or the soil stack of stair；
S323 covers messenger wire hole, and waste water is avoided to flow into: messenger wire hole is covered with cover board III, III one side of cover board and hinge are hinged, remaining
Three sides are connect with structure sheaf, which is led to the balcony of its near zone or the soil stack of stair；
S324 covers template transfer hole, and waste water is avoided to flow into: covering template transfer hole with cover board IV, and with cement mortar capping
The contact zone effluent liquid is led to the balcony of its near zone or the soil stack of stair by IV periphery of plate；
S325 elevator waste water, which is cut, to be drawn: the area elevator Shu Gan privileged sites install the loudspeaker funnel of 45 ° of openings in elevator inner wall
(9), the horn mouth of loudspeaker funnel is fixed with shear wall junction with glass cement and steel nail, and loudspeaker funnel bottom passes through elevator
Well drainage tube (8) is connected to apart from the closer balcony area sewerage standpipe of elevator, and elevator waste water is introduced land drain,
And then introduce three-level sedimentation basin；
S4 high layer main body is often built one layer high, repeats above step S3, wherein repeatedly step S311 and S312 when, the installation drains
Standpipe is to increase spreading by threeway on the basis of original soil stack；
S5 high layer main body floor is fully completed bind after, remove be located at temporary drainage system, the elevator loudspeaker funnel of stair with
And and then the recycling of U-shaped shuting that climbing frame is removed together is spare, blocks the three-way interface connecting with soil stack.
2. a kind of construction method that high layer main body subregion intercepts water as described in claim 1, it is characterised in that:
In step S312, " the temporary drainage system for being located at stair " includes ramp drainpipe (116), lower inclined plane drainpipe
(117), lateral drainage tube (118) and connection transverse tube (115), the transverse direction drainage tube are located at stair landing (26) bottom,
The connection transverse tube is located at storey floors (25) and stair junction bottom, and the lower inclined plane drainpipe is located at platform lower stair
(28) bottom, the ramp drainpipe are located at platform upper stair (27) bottom, and described transverse direction drainage tube one end passes through threeway
Mutually it is connected with the soil stack for being mounted on one jiao of stair landing, the other end is connected with ramp drainpipe lower end, by platform
The waste water of top stair introduces soil stack；
Described connection transverse tube (115) one end is connected with the upper end of ramp drainpipe, connects the other end and next level of transverse tube
The lower end linking of the lower inclined plane drainpipe of ladder accepts the waste water of upper one layer of platform lower stair and introduces the ramp row of this layer
Water pipe, and then soil stack is introduced by lateral drainage tube；
The ramp drainpipe (116), lower inclined plane drainpipe (117), lateral drainage tube (118) and connection transverse tube (115) are
Semicircular arc opening tube seat, is divided with same root round tube, and the cross-sectional area of ramp drainpipe or lower inclined plane drainpipe is former circle
Pipe cross-sectional area 1/3, lateral drainage tube or the cross-sectional area for connecting transverse tube are the 2/3 of former round tube cross-sectional area.
3. a kind of construction method that high layer main body subregion intercepts water as claimed in claim 2, it is characterised in that: the three-level precipitating
Pond includes the first stage precipitation tank (51) for being cube structure, second-level settling pond (52) and three-level sedimentation basin (53), level-one precipitating
The water inlet in pond is communicated with land drain, and the discharge outlet of first stage precipitation tank is communicated with the water inlet of second-level settling pond, and second level is heavy
The discharge outlet in shallow lake pond is communicated with the water inlet of three-level sedimentation basin, successively installs y-type filter at the discharge outlet of three-level sedimentation basin
(63), butterfly valve (61) and pressure pump (60), pressure pump water outlet install check-valves (62).
4. a kind of construction method that high layer main body subregion intercepts water as claimed in claim 3, it is characterised in that: the draining is vertical
Pipe, ramp drainpipe, lower inclined plane drainpipe, lateral drainage tube and connection transverse tube, threeway, elbow and loose joint are PVC material
It is made；
Loudspeaker funnel described in step S321 is made of 1mm thickness galvanized steel plain sheet；
Step S321, cover board I described in S322 and S324, cover board II and cover board IV are cut into using waste and old template, step
Cover board III described in S323 is made using waste and old galvanized steel plain sheet.
5. a kind of U-shaped shuting to intercept water for high layer main body climbing frame and exterior wall, it is characterised in that: the U-shaped shuting is power
Benefit requires the U-shaped shuting to intercept water described in 1 step S313 for high layer main body climbing frame and exterior wall；
The U-shaped shuting (19) is connected in the horizontal direction on the bottom plate of Climbing frame for outer-wall (24), and the width of U-shaped shuting is slightly wide
In the width of climbing frame, the both ends of U-shaped shuting are sealing surface, and a horizontal drain pipe is arranged every 25M in the U-shaped trench bottom that intercepts water
(31), horizontal drain pipe one end is connected to by elbow (34) and loose joint (33) with the U-shaped trench bottom that intercepts water, horizontal drain pipe it is another
End is connected to apart from the closer soil stack of climbing frame and then is connected to land drain；
Pull-type galvanized steel plain sheet (20) are installed, the lower end of pull-type galvanized steel plain sheet passes through hinge on the inside of the U-shaped shuting
Hinged with the notch edges on the inside of U-shaped shuting, pull-type galvanized steel plain sheet upper end is connect with wirerope II (120) with climbing frame；
U-shaped shuting positioned at privileged sites climbing frame bottom is collapsible U-shaped shuting, including left shuting (35) and the right side are intercepted water
Slot (36), left shuting are located at the left side of privileged sites wall attaching rod, and right shuting is located at the right side of privileged sites wall attaching rod, and a left side is cut
The right end of sink is sealing surface, and the left end of left shuting passes through U-shaped shuting (21) and the climbing positioned at the privileged sites left side of stretching
The U-shaped shuting of frame bottom communicates, and the left end of right shuting is sealing surface, and the right end of right shuting passes through the U-shaped shuting that stretches
(21) it is communicated with the U-shaped shuting for the climbing frame bottom being located on the right of privileged sites；
The left shuting is connected to left connection board (43) bottom, and the left connection board left end passes through hinge and the privileged sites left side
Climbing frame bottom plate (241) hingedly, left connection board right end is connect by wirerope I (22) with climbing frame (24)；
The right shuting is connected to right connection board (44) bottom, and the right connection board right end passes through hinge and privileged sites the right
Climbing frame bottom plate (241) hingedly, right connection board left end is connect by wirerope I (22) with climbing frame；
The U-shaped shuting, left shuting and right shuting are made of 1mm thickness galvanized steel plain sheet；
The U-shaped shuting that stretches is made of colour bar cloth, and stretch U-shaped shuting and left shuting and U-shaped shuting connect
Conjunction portion rivet and the affixed sealing of epoxide-resin glue；
Before climbing frame is promoted or wall attaching rod is not at this layer, and left and right shuting is laid flat by wirerope I, and climbing frame is promoted or wall attaching rod is at this
When layer, left and right shuting is risen and generates interference to avoid with the wall attaching rod of privileged sites by wirerope I.
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