A kind of cyclone, water drainage riser connecting piece of caisson type washroom
Technical field
The present invention relates to architectural drainage system field, specifically a kind of cyclone, water drainage riser connecting piece of caisson type washroom.
Background technology
The toilet drainage of industry or housing construction, traditional is adopt interlayer draining, and horizontal water tube must run through on the horizontal ceiling being hung in lower one deck resident family of floor and be connected with standpipe.So not only occupy other people resident family space, have impact on washroom indoor beauty, particularly each sanitary apparatus and " P " shape and " S " trap must be installed to realize water seal, and these water seal parts are that seepage the most easily occurs to block, and keep in repair extremely inconvenient, once seepage will cause unnecessary property loss to resident family, such drainage system will be gradually among being eliminated.Minstry of Housing and Urban-Rural Development of People Republic of China (MOHURD) always emphasizes co-layer draining, in the national standards such as " Code for design of dwelling houses " (GB50096-1999), " Code for design of building water supply and sewerage " (GB50015-2003), all made respective specified, co-layer draining is applied imperative.Co-layer draining many employings caisson type of prior art washroom, in engineering, custom claims " caisson ", i.e. subsided rest room.Refer to when main body is built, by washroom deck local or integral sinking, form " caisson " from corresponding flooring certain altitude, cause the horizontal water tube of all sanitary equipment equipment lower end, the washroom that is connected to imbed wherein, then backfill with light material.But, the defect of the caisson type washroom of prior art is that unavoidable generation has caisson seepage ponding, its main cause: one be in civil engineering process, the possible misoperation of the construction links such as equipment installation, decoration construction such as sanitary equipment, each junction be not in place; Two is in resident family's use procedure, pipe burst or loosen, joint loosely, seal is aging, when repairing or changing the outfit connector, current are postponed in caisson by the gap of sanitary equipment device outer surface and backfill layer; Three be rest room when Long-Time Service, unavoidable produce residual seepage in caisson.Along with passage of time, caisson seepage ponding is more long-pending the more, adopt ground artificial dredging also cannot solve, the floor tile of accumulation initiation year in and year out warps, floor load increases and causes land subsidence, metope is mouldy and leaks out to the initiation neighbourhood's dispute of resident family of lower floor, especially ponding produces a large amount of germ and breeds very soon, the physical safety of serious harm people, more very be that produced seepage ponding be cannot see and be can not touch, in time occurring to adverse consequences, have no alternative and must pry open the floor decorated and could solve.Above-mentioned defect hampers applying of co-layer draining, has become problem anxious to be resolved now, in succession also occurred the connector solving caisson secondary drainage in recent years, but effect is unsatisfactory.
Application notification number CN103938679.A, disclose one " the soil stack connector of caisson type washroom ", through practice test, the solution for above-mentioned defect problem achieves certain actual effect, but comes with some shortcomings.
Connector disclosed in application notification number CN103938679.A and tee pipe fitting (applying for 3 in notification number CN103938679.A), be installed separately time at the construction field (site), remove protective cover (in application notification number CN103938679.A 2.2) after mounting simultaneously, so at the scene in work progress, dropped granule foreign material unavoidably, simultaneously in secondary drainage process, some little assorted dirt things are brought into current, along with the passing of time stockpiling, hole (K in application notification number CN103938679.A Fig. 3) is collected in the ring waist leakage that certainly will block on ring waist seat end face, thus lose secondary drainage effect.
Every household has draining (standing) pipeline, dailyly all will produce draining noise.The third-largest pollution after atmosphere pollution and water pollutions has been become in China's noise pollution, and building water supply and drainage system noise, be one of main sound source of housing construction noise.Along with people's living standard improves, architectural design department, according to customer requirement, formulates the drainage pipe using inwall with spiral ribs.As application notification number CN102434730.A, a kind of application of noise-reduction draining pipe fitting of inner wall belt spiral ribs, for dewatering and noise reduction plays better effects.But in disclosed application notification number CN103938679.A structure, inwall does not have spiral ribs structure, can not to be formed with the drainage pipe of spiral ribs with inwall and mate.
According to architectural drainage system design code, consider problem of expanding with heat and contract with cold, every 1 ~ 2 floor room, must must install " expansion coupling ".In " the soil stack connector of caisson type washroom " disclosed in application notification number CN103938679.A, there is no this function.No matter expansion coupling is arranged on separately in room or outside room, both increased engineering cost also unsightly.
Summary of the invention
The object of the present invention is to provide a kind of cyclone, water drainage riser connecting piece of caisson type washroom, thoroughly solve the secondary drainage problem of co-layer draining caisson.
For achieving the above object, the invention provides following technical scheme:
A cyclone, water drainage riser connecting piece for caisson type washroom, arranges nut cap, plastic washer, tight pipe rubber ring, this layer of vertical tube socket, threeway, deduster, waist pedestal, eddy flow body and lower floor's vertical tube socket successively from top to bottom; Described deduster is provided with straight trough square tube mouth and two symmetrical small column boss; Described waist pedestal is provided with two deduster locating holes that hole, outer groove, inner groove, half slot port and symmetry are collected in the leakage of ring waist; Described lower floor vertical tube socket is provided with small boss and U-lag; The small column boss of described deduster and the deduster locating hole of waist pedestal are fixed by glueing joint; The oval cylinder of described waist pedestal and the lower splicing face of lower floor's vertical tube socket are fixed by glueing joint; Face is gluedd joint on the middle face of cylinder of described threeway, gluing junction respectively with the waist of waist pedestal, the upper face of cylinder of this layer of vertical tube socket is fixed by glueing joint; Described tight pipe rubber ring and plastic washer are arranged on the inner upper end of this layer of vertical tube socket, are fixed by nut cap; Described eddy flow body fixed and arranged is in the inside of lower floor's vertical tube socket.
As the further scheme of the present invention: described nut cap and the connected mode of this layer of vertical tube socket are that trapezoidal thread is connected; The fit system of described tight pipe rubber ring and this layer of vertical tube socket is 45 degree of cone match.
As the further scheme of the present invention: the endoporus of described eddy flow body is bellmouth; Described bellmouth height is 133mm-138mm or 193mm-198mm; The large footpath of described bellmouth is 145 ± 2mm or 185 ± 2mm; Described bellmouth path is 108 ± 2.5mm or 158 ± 2.5mm; Described bellmouth internal face is provided with 6 uniform spiral ribs; The helical angle of described spiral ribs is 4 degree of-12 degree; The cross section of described spiral ribs is square; Described spiral ribs is 10mm-16mm apart from the protrusion height of inwall.
As the further scheme of the present invention: described ring waist leakage collection hole is tapering is 1: 10, large footpath is the bellmouth of 5mm-6.5mm; Described ring waist leakage collects hole along whole circumference 40-80 or 70-110; The groove width of described half slot port is 4.5mm-5.5mm, and groove height is 4.5mm-6mm; Described half slot port is at whole circumferentially uniform 40-55 or 60-75 of waist pedestal.
As the further scheme of the present invention: the groove width of described straight trough square tube mouth is 1.5mm-2.5mm, groove depth is 7.5mm-8.5mm; Described straight trough square tube mouth on the lower circumferential face of deduster uniform 80-90 or 115-130.
As the further scheme of the present invention: the wall thickness of described small boss is 1.5mm-2mm; The groove width of described U-lag is 3mm-5mm, and groove depth is 6mm-10mm.
As the further scheme of the present invention: described inner groove divide equally by small boss; Described outer groove, inner groove and small boss form the water seal secondary drainage passage in serpentine; The water seal of described water seal secondary drainage passage is respectively 3mm-3.5mm and 14.5mm-15mm every high with envelope flex point size.
Compared with prior art, the invention has the beneficial effects as follows:
The invention solves the free-extension problem of expanding with heat and contract with cold of the soil stack produced along with climate change, every floor room no longer needs to install separately " expansion coupling ", both saves engineering cost, and permutation drainage pipe is elegant in appearance again.
The present invention thoroughly can solve the secondary drainage problem of co-layer draining caisson.Specifically, the whatsoever percolating water that produces of reason in caisson, successively collect hole via the straight trough square tube mouth on deduster, the ring waist leakage on waist pedestal, arrive the serpentine passage that on outer groove, inner groove and lower floor's vertical tube socket, small boss is formed, half slot port again on waist pedestal, the spiral ribs flowed through on eddy flow body enters soil stack main pipeline, completes secondary drainage, can not occur ponding problem.
The present invention, in drainage procedure, can not produce channel blockage.Specifically, by the electrician's pore of two on above-mentioned deduster, rinse via electrician's pore with the form of hydraulic pressure or air pressure, that can remove the generation of caisson secondary drainage passage at any time stockpiles foreign material.
Apply sewerage system of the present invention, not only after packed layer adopts sound-proof light material to cover, have good soundproof effect, and the present invention uses the spiral ribs structure of cyclone, water drainage, serves the effect of secondary noise reduction well.
The present invention is arranged between the soil stack of this floor room and lower floor's building, before engineering drainage pipeline construction, the present invention is embedded in the preformed hole of the architectural design of every layer of cast-in-situ floor, without the need to another by floor Durchgangshohle, apply drainage system of the present invention, structure is simple, design science, rationally distributed, pole is convenient to the smooth and easy draining of same layer caisson secondary.Furthermore, the present invention also comprises following advantage:
1) House Property is distinct, and toilet drainage pipe-line system is arranged in this layer of owner family, without the need to worrying a series of harm to human body that seepage ponding brings again, effectively prevents the transmission because seepage ponding brings.
2) no longer there is upper strata resident family to the infiltration of resident family of lower floor water clock, thus no longer occur because problem that conventional drainage systems produces causes tubular service and disturb resident family of lower floor, facilitate getting along amiably and peacefully between neighbourhood.
3) layout of sanitary apparatus is unrestricted, because floor does not have the gutter preformed hole of sanitary apparatus, user freely can arrange the position of sanitary apparatus, and what meet sanitary apparatus personalization arranges requirement.
4) deeply welcome by developer, the worried dispute of defect to tubular service and between owner because of conventional drainage systems no longer occurs, and developer can provide washroom diversified layout general layout, improves the grade in house, benefits sales promotion.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the cyclone, water drainage riser connecting piece of caisson type washroom;
Fig. 2 is the cross-sectional view of nut cap;
Fig. 3 is the cross-sectional view of plastic washer;
The cross-sectional view of the tight pipe rubber ring of Fig. 4;
Fig. 5 is the cross-sectional view of this layer of vertical tube socket;
Fig. 6 is the cross-sectional view of threeway;
Fig. 7 is the cross-sectional view of deduster;
Fig. 8 is the cross-sectional view of waist pedestal;
Fig. 9 is the cross-sectional view of eddy flow body;
Figure 10 is the cross-sectional view of lower floor's vertical tube socket;
Figure 11 is the 3 D stereo schematic diagram of eddy flow body;
Figure 12 is that structural representation implemented by a drainage system of the cyclone, water drainage riser connecting piece of caisson type washroom;
In figure: 1-nut cap, 2-plastic washer, the tight pipe rubber ring of 3-, 4-this layer of vertical tube socket, 5-threeway, 6-deduster, 7-waist pedestal, 8-eddy flow body, 9-lower floor vertical tube socket, 1a-internal thread, 1b-this layer of standpipe ingress pipe, 3a-male cone (strobilus masculinus), 4a-this layer of standpipe entrance hole, 4b-inner conical surface, 4c-external screw thread, the upper face of cylinder of 4d-, 5a-gluing junction, 5b-transverse tube entrance hole, the face of cylinder in 5c-, 6a-electrician's pipe glue face, 6b-small column boss, 6c-straight trough square tube mouth, 7a-deduster locating hole, 7b-waist glueds joint face, 7c-ring waist seat end face, hole is collected in the leakage of 7d-ring waist, 7e-oval cylinder, 7f-outer groove, 7g-inner groove, 7h-half slot port, 8b-spiral ribs, 9a-fire-protection ring face, face is gluedd joint under 9b-, 9d-U shape groove, 9e-lower floor standpipe entrance hole, 9T-small boss, A-decorative cover, B-face waterproofing course, C-packed layer, D-cast-in-situ floor, waterproofing course at the bottom of E-, 102-lower floor soil stack, 103-this layer of soil stack, 104-electrician's pipe plug, 105-electrician manages, 106-horizontal water tube, Hx-slab thickness, Hy-installs thickness, h1-lid range line, h2-water seal is every height, h3-seals flex point size, h5-groove depth, h6-oval cylinder is high.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention-section Example, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-Figure 11, in the embodiment of the present invention, a cyclone, water drainage riser connecting piece for caisson type washroom, arranges nut cap 1, plastic washer 2, tight pipe rubber ring 3, this layer of vertical tube socket 4, threeway 5, deduster 6, waist pedestal 7, eddy flow body 8 and lower floor's vertical tube socket 9 successively from top to bottom; Deduster 6 is provided with straight trough square tube mouth 6c and two symmetrical small column boss 6b; Waist pedestal 7 is provided with two deduster locating hole 7a that hole 7d, outer groove 7f, inner groove 7g, half slot port 7h and symmetry are collected in the leakage of ring waist; Lower floor's vertical tube socket 9 is provided with small boss 9T and U-lag 9d; The small column boss 6b of described the deduster 6 and deduster locating hole 7a of waist pedestal 7 is fixing by glueing joint; The oval cylinder 7e of waist the pedestal 7 and lower splicing face 9b of lower floor's vertical tube socket 9 is fixing by glueing joint; Middle face of cylinder 5c, the gluing junction 5a of threeway 5 glued joint face 7b respectively with the waist of waist pedestal 7, the upper face of cylinder 4d of this layer of vertical tube socket 4 fixes by glueing joint; Tight pipe rubber ring 3 and plastic washer 2 are arranged on the inner upper end of this layer of vertical tube socket 4, are fixed by nut cap 1; Eddy flow body 8 fixed and arranged is in the inside of lower floor's vertical tube socket 9.
Nut cap 1 and the connected mode of this layer of vertical tube socket 4 are the fit system that trapezoidal thread is connected tight pipe rubber ring 3 and this layer of vertical tube socket 4 is 45 degree of cone match, by nut cap 1 and the trapezoid spiral structure of this layer of vertical tube socket 4, the cone match relation of tight pipe rubber ring 3 with this layer of vertical tube socket 4 and the elasticity of tight pipe rubber ring 3, the soil stack of composition longitudinally has a Telescopic; By this layer of standpipe entrance hole 1b, 4a of nut cap 1 and this layer of vertical tube socket 4 and plastic washer 2 and tight pipe rubber ring 3 centre bore, form the entrance hole of this floor room soil stack.
The endoporus of eddy flow body 8 is bellmouths, corresponding to the soil stack of Φ 110mm and Φ 160mm specification, bellmouth height is respectively 133mm-138mm and 193mm-198mm, large footpath is respectively 145 ± 2mm and 185 ± 2mm, path is respectively 108 ± 2.5mm and 158 ± 2.5mm, and bellmouth internal face is provided with 6 uniform spiral ribs 8b, and the helical angle of spiral ribs 8b is 4 degree of-12 degree, the cross section of spiral ribs 8b is square, and spiral ribs 8b is 10mm-16mm apart from the protrusion height of inwall.
1:10 is collected hole 7d to be tapering is in the leakage of ring waist, large footpath is the bellmouth of 5mm-6.5mm, corresponding to the soil stack of Φ 110mm and Φ 160mm specification, respectively along whole circumference 40-80 and 70-110; The groove width of half slot port 7h is 4.5mm-5.5mm, and groove height is 4.5mm-6mm, corresponding to the soil stack of Φ 110mm and Φ 160mm specification, respectively at whole circumferentially uniform 40-55 and 60-75 of waist pedestal 7; The groove width of straight trough square tube mouth 6c is 1.5mm-2.5mm, groove depth is 7.5mm-8.5mm, corresponding to the soil stack of Φ 110mm and Φ 160mm specification, and on the lower circumferential face of deduster 6 uniform 80-90 and 115-130 respectively.
The wall thickness of small boss 9T is 1.5mm-2mm; The groove width of described U-lag (9d) is 3mm-5mm, and groove depth is 6mm-10mm; Inner groove 7g divide equally by small boss 9T; Outer groove 7f, inner groove 7g and small boss 9T form the water seal secondary drainage passage in serpentine, and its water seal is respectively 3mm-3.5mm and 14.5mm-15mm every high h2 and envelope flex point size h3.
Case study on implementation below by application concrete drainage system of the present invention further illustrates.
Refer to Fig. 1-Figure 12, this layer of soil stack 103 is by the centre bore of this layer of standpipe entrance hole 4d of the nut cap 1 of direct socket joint on described top, this layer of vertical tube socket 4 and plastic washer 2, tight pipe rubber ring 3; Lower floor's soil stack 102 is glued in the lower floor standpipe entrance hole 9e of described bottom; Be in the packed layer C between cast-in-situ floor D and decorative cover A in the transverse tube entrance hole 5b that mould water pipe 106 is glued to described waist.All lower port comprising the sanitary equipment equipment such as lavatory pan, floor drain, basin, pond, bathtub being arranged on caisson internal sanitary accomodation, all be connected on horizontal water tube 106, and, according to the needs of described sanitary equipment equipment diverse location, horizontal water tube 106 can glued joint the pipe fittings such as threeway, plane four-way, three-dimensional four-way again, and conplane some horizontal water arms are set.When the percolating water that caisson internal cause each side problem produces, by the slope of end waterproofing course E, following current is collected hole 7d to deduster 6 straight trough square tube mouth 6c and by the leakage of ring waist and is imported secondary drainage passage and realizes secondary drainage.The surrounding of end waterproofing course E, all higher than the straight trough square tube mouth 6c on deduster 6 of the present invention, flows to as shown in 6S the secondary drainage of produced caisson percolating water.The secondary drainage of percolating water, successively flow through via the slope of the end waterproofing course E straight trough square tube mouth 6c, ring waist seat end face 7c on deduster 6, on the leakage of ring waist collect hole 7d, outer groove 7f, the outside of inner groove 7g, the small boss 9T surface of lower floor's vertical tube socket 9, the inner side of inner groove 7g, half slot port 7h, the spiral ribs 8b carried over again on eddy flow body 8 flows through the lower floor's soil stack 102 be glued on lower floor's vertical tube socket 9, completes secondary drainage.Secondary drainage passage, like serpentine, serves the water seal effect of existing trap, prevents secondary drainage foul smell return.
The cleaning function of secondary drainage passage of the present invention is following realization: open electrician's pipe plug 104, adopt rubber tube or the plastic flexible pipe of dimension, conventional method hand is pinched tubule port area facing to the bath of electrician's pipe 105 hole or ventilation, so just can remove.Ring waist leakage on the ring waist seat end face 7c of the straight trough port 6c on deduster 6, waist pedestal 7 is collected on hole 7d and above-mentioned serpentine water sealing channel, may accumulate some the little assorted dirt things brought into current.It is 16mm and 20mm that electrician manages conventional caliber.
With variation of ambient temperature, soil stack of the present invention expands with heat and contract with cold longitudinally retractable.By the trapezoidal thread syndeton of nut cap 1 with this layer of vertical tube socket 4, when turning nut cap 1, through the transmission of plastic washer 2 power, again by tight pipe rubber ring 3 and this layer of vertical tube socket 4 conical surface matching structure, locked by this layer soil stack 103 of direct socket joint on top by the expansive force of pressing by tight pipe rubber ring 3.Along with the cold and hot change of climatic environment, overcome the expansive force of tight pipe rubber ring 3, the free-extension of this layer of soil stack 103 can be obtained.This layer of soil stack 103 is when being locked, and lid range line h1 is 2.5mm-3.5mm.
The present invention also has dewatering and noise reduction functions.Along with the raising of people's living standard, existing more and more many customer requirement architectural design departments, in relevant design, regulation uses inwall with the soil stack of spiral ribs.Spiral ribs structure set by the present invention with by the inwall of socket joint, be there is the soil stack of spiral ribs and horizontal water tube is perfect matching.The inwall of whole drainage pipe all has continuous print spiral ribs, cyclone, water drainage usefulness formed like this is: when from soil stack and horizontal water tube draining current, under the guide functions of spiral, carry over inwall form comparatively stable and closely knit current film eddy flow and drive water flow rotary to fall, also avoid the impact noise that mould produces to the repeated stock of current opposition tube wall; The simultaneously current that fall of eddy flow, define a unimpeded swirling air post at tube hub and the pressure oscillation that decreases in pipeline, reduce collection and get the noise that the current falling melange belt bubble at random produce.The present invention is through repetition test, by People's Republic of China (PRC) city-building industry standard CJ/T312-2009 " construction drainage pipe-line system noise testing method ", measure (test No.: noise figure 20131101284) is as shown in the table through national building materials test center.
Field installation steps of the present invention is as follows:
1) the small column boss 6b on the deduster 6 and deduster locating hole 7a on waist pedestal 7 is gluedd joint fixing each other, then the lower splicing face 9b on the oval cylinder 7e on waist pedestal 7 and lower floor's vertical tube socket 9 is gluedd joint each other (the lower floor standpipe entrance hole 9e on lower floor's vertical tube socket 9 waits to glued joint lower floor's soil stack 102);
2) waist on face of cylinder 5c in threeway 5 and waist pedestal 7 is gluedd joint face 7b to glued joint each other, the gluing junction 5a then in the upper face of cylinder 4d of this layer of vertical tube socket 4 and threeway 5 glueds joint each other;
3) on this layer of vertical tube socket 4, load tight pipe rubber ring 3 and plastic washer 2 successively, then screw in nut cap 1 and treat socket joint this layer of soil stack 103 (the transverse tube entrance hole 5b in threeway 5 waits to glued joint horizontal water tube 106);
4) according to job site actual installation thickness Hy, by 16 of corresponding length or electrician's pipe 105 of 20mm caliber, glued joint each other with the electrician's pipe glue face 6a on deduster 6 in no-sundries situation in confirmation pore, then cover electrician's pipe plug 104.
In above-mentioned assembling process, the splicing degree of depth each other of the upper face of cylinder 4d on this layer of the vertical tube socket 4 and gluing junction 5a in threeway 5 is 20mm; Transverse tube entrance hole 5b in threeway 5 treats to be gluedd joint the degree of depth each other and relevant aperture, all according to the regulation of GB/T5836.2-2006 " used in construction drainage rigid polyvinyl chloride (PVC-U) pipe fitting " to horizontal water tube 106 by the lower floor standpipe entrance hole 9e that glueds joint on the degree of depth, lower floor's vertical tube socket 9 and lower floor's soil stack 102; Maximum diameter of hole, center of the present invention, corresponds respectively to Φ 110 and the soil stack of Φ 160 specification, is respectively Φ 150 ± 1.5mm and Φ 190 ± 1.5mm; The periphery at half slot port 7h place and the large footpath of eddy flow body 8 of waist pedestal 7 match; The external diameter of the minor diameter of internal thread of nut cap 1 and plastic washer 2 and tight pipe rubber ring 3 matches; Nut cap 1 is threaded to trapezoidal thread (with reference to GB/T5796.3-2005) with this layer of vertical tube socket 4, corresponds respectively to Φ 110 and the soil stack of Φ 160 specification, is respectively Tr135 × 7 and Tr185 × 7; The male cone (strobilus masculinus) 3a of tight pipe rubber ring 3 and the inner conical surface of this layer of vertical tube socket 4, the conical surface oblique angle of coupling is 45 degree; The fire-protection ring of installation code on the fire-protection ring face 9a of lower floor's vertical tube socket 9.Such Homofloor drainage system, when installation closet is toilet, its setting height(from bottom) Hy is 150 ~ 200mm; When installing closet to be pan be, its setting height(from bottom) Hy is 170 ~ 260mm; Slab thickness Hx commonly uses as 80mm, 90mm and 100mm.
The main points of the present invention in installation flow operations are:
1) before engineering drainage pipeline construction, standpipe tube connector is embedded in the preformed hole of every layer of cast-in-situ floor, and preformed hole size: Φ 110 standpipe specification is Φ 210mm, Φ 160 standpipe specification is Φ 260mm;
2) gradient on end waterproofing course E should be smooth, guarantees that the surrounding of end waterproofing course E is all higher than the straight trough square tube mouth 6c on deduster 6 of the present invention, and, retaining 24 h run must be done after end waterproofing course E waters and meet norm of construction;
3) space between cast-in-situ floor A and standpipe tube connector 2, tamps with expansive cement layering blocking; Between the upper surface of deduster 6 and waist pedestal 7 and lower floor's vertical tube socket 9, stack gravel or haydite covering that diameter is greater than 20mm, stack and be highly greater than 50mm, treat that tool certain thickness backfills packed layer C with the inserts that slag, lightweight and soundproof effect are good again.
The soil stack of industry or housing construction, general requirements has Φ 110 and 160mm two kinds.The present invention, outside the above-mentioned size stated, to the size do not stated and main fitted position, gathers list (unit mm) as shown above.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this manual is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of manual is only for clarity sake, those skilled in the art should by manual integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.