Bii o ṣe le Yan fifa Grout kan fun Gruting Eefin?

Ninu ikole oju eefin, ọpọlọpọ awọn alabara n wa “bi o ṣe le yan fifa grout fun grouting oju eefin” nigba rira ohun elo. Sibẹsibẹ, nigba yiyan awoṣe gangan, ọkan ko yẹ ki o dojukọ nikan lori idiyele tabi awọn pato titẹ; dipo, a okeerẹ igbelewọn gbọdọ wa ni ṣe da lori oju eefin grouting ọna, grout ohun elo, ikole ayika, sisan oṣuwọn ati titẹ awọn ibeere, ati awọn ẹrọ ká lemọlemọfún išišẹ agbara.

1. Kí nìdí Ṣe a Dara Grout fifa nilo fun Eefin Grouting?

Awọn oju iṣẹlẹ grouting ti o wọpọ ni imọ-ẹrọ oju eefin pẹlu grouting ilosiwaju, radial grouting, grouting ti awọn dida ibi-apata, grouting backfill lẹhin ikan, grouting lẹhin awọn apakan apata, grouting omi-idekun, ati imudara ti strata alailagbara. Ni awọn agbegbe pẹlu awọn aṣiṣe ọlọrọ omi, ibi-apata ti o fọ, awọn ipele iyanrin, ilẹ ti ko lagbara, tabi titẹ omi inu omi giga, awọn ifasoke titẹ kekere lasan nigbagbogbo kuna lati pade awọn ibeere fun iduroṣinṣin, lilọsiwaju, ati grouting iṣakoso.
Nitorinaa, nigbati o ba yan fifa fifa oju eefin kan, awọn alabara ko ni ifiyesi pupọ julọ kii ṣe pẹlu “fifun wo ni o tobi julọ,” ṣugbọn dipo “fifun wo ni o dara fun awọn ipo oju eefin mi.”

2. Ni akọkọ, pinnu ọna grouting: Awọn ọna oriṣiriṣi nilo awọn ifasoke grouting oriṣiriṣi

2.1 Pre-excavation Grouting

Ti o ba jẹ pe awọn aṣiṣe omi-ọlọrọ, awọn agbegbe fifọ, tabi omi inu ile ti o ga ni o wa niwaju oju eefin, iṣaju iṣaju iṣaju ni a nilo nigbagbogbo ṣaaju iṣawakiri bẹrẹ. Oju iṣẹlẹ yii n beere fun titẹ fifa giga lati rii daju pe grout le wọ inu awọn fifọ apata tabi strata alailagbara.
Fun iru awọn iṣẹ akanṣe, a ṣeduro yiyan fifa abẹrẹ grout ti o ga. Fun apẹẹrẹ, Wodetec's HWGP250 / 450-250D Diesel-driven high-pressure grout injection pump, eyi ti o pese agbara ti o pọju ti 450 bar ati iwọn sisan ti o pọju ti 250 L /min, jẹ o dara fun awọn ohun elo grouting giga-giga gẹgẹbi imuduro ilẹ rirọ, ikole ọkọ oju-irin alaja, ẹrọ-giga-giga, oju-iwe ti o wa ni isalẹ, ẹrọ-giga-giga ati rail . Ohun elo Diesel ti o ni agbara yii jẹ ibamu daradara fun awọn oju eefin, awọn maini, ati awọn aaye ikole ita gbangba nla miiran nibiti ipese agbara ko ni igbẹkẹle.

2.2 Ga-titẹ Jet Grouting

Ti iṣẹ akanṣe kan ba nilo gige, dapọ, ati imudara awọn fẹlẹfẹlẹ ile ti ko lagbara-gẹgẹbi ni awọn apakan ọkọ oju-irin alaja, awọn ọfin excavation ibudo, imuduro ẹnu-ọna oju eefin, ati iṣakoso oju-iwe fun awọn odi lemọlemọfún ipamo — fifa fifa ọkọ ofurufu ti o ga julọ jẹ yiyan ti o yẹ diẹ sii.
Wodetec's HWGP114 / 500-120D Diesel-driven High-pressure Jet-Grouting Pump jẹ agbara-agbara diesel-pupa jet grouting fifa ti o lagbara lati fi agbara ti o pọju ti 500 bar ati iwọn sisan ti 114 L / min. O dara fun grouting oko ofurufu ti o ga-giga, imuduro ilẹ rirọ, awọn iṣẹ oju-irin alaja, iṣinipopada iyara-giga, imọ-ẹrọ ipamo, awọn aṣọ-ikele omi, iṣakoso oju oju oju mi, ati didari ite.

2.3 Eefin ikan Backfill Grouting

Ti o ba jẹ pe awọn ofo, awọn ọran iwapọ, tabi delamination wa lẹhin atilẹyin akọkọ tabi awọ-atẹle ti eefin kan, grouting backfill nilo. Ohun elo yii ni igbagbogbo nilo ifijiṣẹ grout iduroṣinṣin pẹlu pulsation kekere ati agbara lati ṣiṣẹ nigbagbogbo, lakoko ti o tun ni agbara lati fifa simenti slurry, amọ-lile, tabi slurry apapọ ti o dara.
Wodetec's HWGM50 / 80PLD-E Double-Plunger Hydraulic Grout Pump jẹ o dara fun fifa amọ-amọ-pipalẹ oju eefin, grouting ile, imuduro ipilẹ, imuduro omi, awọ oju eefin, awọn ipilẹ omi labẹ omi, awọn deki Afara, ati grouting ite. Pẹlu titẹ agbara ti 0-50 igi ati oṣuwọn sisan ti 0-80 L / min, titẹ ati sisan le ṣe atunṣe nipasẹ ọna ẹrọ hydraulic. Iru iru fifa omi eefun-plunger ni ilopo-plunger jẹ iwulo pataki fun grouting lẹhin awọn ohun-ọṣọ oju eefin, grouting gbogboogbo backfill, ati alabọde-si kekere-titẹ grouting grouting.

2.4 Simenti Slurry, Bentonite Slurry, ati Isopo Ile

Ti o ba ti ise agbese kan nlo simenti slurry, bentonite slurry, tabi awọn miiran ito slurries fun ile adapo, opoplopo ipile grouting, ilẹ nkún, tabi gun-ijinna gbigbe, o ti wa ni niyanju lati idojukọ lori slurry ibamu, patiku aye agbara, ati sisan oṣuwọn iduroṣinṣin.
Wodetec's HWGP95 / 165PL-E Horizontal Slurry Grouting Pump le ṣee lo lati gbe awọn akojọpọ ito gẹgẹbi simenti slurry ati bentonite slurry, ṣiṣe pe o dara fun awọn ohun elo pẹlu isọdọkan ile, piling, ati gbigbe ohun elo jijin. Pẹlu titẹ iṣiṣẹ ti 16.5 MPa ati iwọn sisan ti 0-95 L / min, awoṣe yii jẹ apẹrẹ fun oju eefin ati awọn iṣẹ ipilẹ ti o nilo titẹ giga ati ifijiṣẹ slurry iduroṣinṣin.

3. Ohun ti Core Parameter yẹ ki o wa ni kà Nigbati Yiyan a Eefin Grouting fifa?

3.1 Titẹ Grooting: Ti o ga julọ kii ṣe Dara nigbagbogbo-O Gbọdọ baamu Ibiyi Jiolojikali

Ọpọlọpọ awọn alabara beere taara: “Iwọn melo ni MO nilo fun gbigbe oju eefin?” Ni otitọ, titẹ grouting gbọdọ jẹ ipinnu da lori awọn fifọ apata, titẹ omi inu ile, ijinle borehole, viscosity slurry, ati rediosi grouting ti a ṣe apẹrẹ.
Ti titẹ naa ba kere ju, grout ko le tan kaakiri daradara; ti titẹ naa ba ga ju, o le fa fifọ apata, jijo grout, gbigbe ilẹ, tabi awọn idamu igbekalẹ. Nitorinaa, nigba yiyan fifa simenti grout giga-titẹ, o yẹ ki o fi fun ohun elo pẹlu titẹ adijositabulu, iṣakoso iduroṣinṣin, ati awọn aabo aabo okeerẹ.
Fun apẹẹrẹ, HWDH75 /100 PI-E High-Pressure Vertical Grouting Pump ni iwọn titẹ adijositabulu ti 0-100 bar ati iwọn sisan ti 0-75 L /min, ti o jẹ ki o dara fun awọn ọna bii grouting permeation, grouting isọdọkan, grouting backfill, grouting grouting, aṣọ-ikele ati grouting giga. Fun grouting ni tunnels, kekere-agbelebu-apakan ipamo ise agbese, maini, ati idido ipilẹ, yi iru inaro ga-titẹ grouting fifa ẹya ara ẹrọ a iwapọ oniru, Ease ti isẹ, ati kekere itọju owo.

Oṣuwọn Sisan 3.2: Titẹ jẹ bọtini fun didi awọn fissures kekere, lakoko ti oṣuwọn sisan jẹ bọtini fun kikun iwọn-nla

Fun fissure lilẹ, imuduro ilosiwaju, tabi jin-iho grouting, awọn idojukọ jẹ ojo melo lori titẹ iduroṣinṣin; fun backfilling sile linings, ofo ni kikun, shield tunneling grouting, tabi tobi-agbegbe ilẹ amukun, awọn idojukọ jẹ lori lemọlemọfún sisan oṣuwọn.
Wodetec's HWGP440 / 50PI-22E High-Pressure Horizontal Grouting Pump n pese iwọn sisan ti o pọju ti 440 L /min ati titẹ ti o pọju ti 5 MPa, ti o jẹ ki o dara fun awọn iṣẹ akanṣe ni iwakusa, liluho-ilẹ, awọn oju-irin oju-irin, awọn ọna opopona, itọju omi ati agbara omi, awọn afara, awọn ile-itumọ giga. Fun eefin backfill grouting tabi ipile grouting ise agbese to nilo ga-sisan oba ti simenti slurry, yi iru petele ga-sisan grouting fifa nfun pato anfani.

3.3 Awọn oriṣi Slurry: Simenti Slurry, Mortar, Bentonite, tabi Kemikali Grout?

Awọn ohun elo ti o wọpọ ti a lo ninu grouting oju eefin pẹlu simenti slurry, microfine cement grout, bentonite cement slurry, mortar, waterproofing grout, ati kemikali grout. Awọn slurries oriṣiriṣi gbe awọn ibeere oriṣiriṣi lori fifa soke:
Simenti slurry ati bentonite slurry nilo awọn ifasoke pẹlu wiwọ yiya ti o dara ati awọn agbara ifijiṣẹ iduroṣinṣin; amọ ati awọn slurries ti o dara julọ nilo ohun elo ti o jẹ ki awọn iwọn patiku kan kọja; kemikali grouts gbe tcnu ti o tobi ju lori išedede mita, iṣakoso titẹ, ati ibamu ohun elo.
Ti alabara ba nlo slurry simenti tabi amọ fun grouting oju eefin, HWGM90 /100PLD-E Compact Cement Mortar Pump jẹ yiyan ti o tayọ. Pẹlu oṣuwọn sisan ti 0-90 L / min ati titẹ agbara ti 0-100 bar, awoṣe yii dara fun jiṣẹ simenti slurry, amọ-lile, ati awọn ohun elo ti o ni kikun ti o dara pẹlu awọn iwọn patiku ≤8 mm. O le ṣee lo ni awọn iṣẹ akanṣe bii ẹhin eefin, imuduro ilẹ, aabo omi ati lilẹ jijo, awọn ipilẹ omi labẹ omi, grouting deki afara, ati didari ite.

3.4 Orisun Agbara: Diesel-Driven tabi Electric-Iwakọ?

Awọn aaye ikole oju eefin ṣe ẹya awọn agbegbe eka, ati yiyan orisun agbara tun ni ipa lori yiyan ohun elo.
Ti o ba ti ipese agbara ni awọn ikole ojula jẹ riru, tabi ti o ba ti ise agbese wa ni be ni kan maini, olókè agbegbe, omi itoju ise agbese, tabi ti o tobi ita gbangba aaye, Diesel-ìṣó grouting bẹtiroli jẹ diẹ rọrun lati ran awọn. Fun apẹẹrẹ, HWGP250 / 450-250D ati HWGP114/500-120D jẹ awọn awoṣe ti a dari Diesel mejeeji ti o dara fun oju eefin nla ati awọn aaye imọ-itẹ giga.
Ti ipese agbara iduroṣinṣin ba wa lori aaye ati pe awọn ibeere wa nipa ariwo, awọn itujade, ati irọrun ti itọju, awọn ifasoke gbigbona ina mọnamọna tabi awọn ifasoke grouting petele itanna dara julọ. Fun apẹẹrẹ, HWDH70&90 Hydraulic High-Pressure Gout Pump ti wa ni hydraulically, pẹlu iwọn titẹ ti 10 MPa ati awọn oṣuwọn sisan ti boya 0–70 L/min tabi 0–100 L/min. O dara fun ọpọlọpọ awọn ohun elo, pẹlu grouting ile, imuduro ipilẹ, aabo omi, ikan oju eefin, ikole deki afara, ati grouting ite.

4. Eyi ti Wodetec grout bẹtiroli ni a ṣe iṣeduro fun awọn ipo oju eefin oriṣiriṣi?

Ti ibeere rẹ ba jẹ “bi o ṣe le yan fifa grout fun grouting oju eefin”, o le yara ṣe yiyan ti o da lori awọn ibeere wọnyi:

Ohun elo 1: Awọn aṣiṣe ọlọrọ omi, ibi-apata fifọ, imuduro ilosiwaju

Iṣeduro:HWGP250 / 450-250D Diesel-Iwakọ Giga-titẹ Gout Abẹrẹ fifa
Idi fun Iṣeduro: Iwọn titẹ giga, iwọn sisan ti o ga, ati awakọ diesel, ti o jẹ ki o dara fun grouting titẹ-giga, imuduro ilẹ rirọ, ati grouting iṣakoso seepage ni awọn eefin nla, awọn oju opopona, awọn maini, ati awọn iṣẹ-ṣiṣe imọ-ẹrọ ipamo.

Ohun elo 2: Giga-titẹ oko ofurufu grouting, alaja portal ikole, ati asọ-ilẹ itọju

Iṣeduro:HWGP114 /500-120D Diesel-Iwakọ Giga-titẹ Jet-Grouting fifa
Awọn idi fun Iṣeduro: Titẹ giga ti o ga julọ, o dara fun grouting jet titẹ-giga, imuduro ilẹ rirọ, awọn aṣọ-iṣakoso oju-oju, ati ilọsiwaju ile ni awọn iṣẹ ṣiṣe imọ-ẹrọ ipamo.

Ohun elo 3: Afẹyinti lẹhin awọn ideri oju eefin, grouting oju eefin gbogbogbo

Iṣeduro:HWGM50 / 80PLD-E Double-Plunger Hydraulic Grout fifa
Idi fun Iṣeduro: Awọn ẹya apẹrẹ ilọpo-plunger pẹlu oṣuwọn ṣiṣan iduroṣinṣin, ti o jẹ ki o dara fun ẹhin ẹhin lẹhin awọn eefin eefin, grouting ile, imuduro ipilẹ, ati grouting mabomire.

Ohun elo 4: Simenti Slurry, Bentonite Slurry, ati Imuduro Ilẹ

Iṣeduro:HWGP95 / 165PL-E Petele Slurry Grouting fifa
Idi fun Iṣeduro: Dara fun gbigbe slurry simenti, slurry bentonite, ati awọn idapọ omi; apẹrẹ fun imudara ile, pile grouting ipile, ati gbigbe slurry ijinna pipẹ.

Ohun elo 5: Awọn Tunnels Kekere-si-Alabọde, Awọn Mines, Awọn ipilẹ Dam, ati Isọṣọ Aṣọ

Iṣeduro:HWDH75 /100 PI-E Giga-Titẹ inaro Grouting fifa
Awọn idi fun Iṣeduro: Iwapọ apẹrẹ pẹlu titẹ adijositabulu ati oṣuwọn sisan; o dara fun orisirisi grouting ọna, pẹlu seepage grouting, compaction grouting, backfill grouting, Aṣọ grouting, ati ki o ga-titẹ fracturing grouting.

Ohun elo 6: Simenti amọ, awọn akojọpọ ti o dara, ẹhin oju eefin, ati lilẹ jo

Ti ṣe iṣeduro:HWGM90 / 100PLD-E Iwapọ Simenti Amọ abẹrẹ fifa
Idi fun Iṣeduro: Agbara ti fifa simenti slurry, amọ-lile, ati awọn ohun elo kikun ti o dara ≤8mm, ti o dara fun ẹhin oju eefin, imuduro ilẹ, aabo omi ati lilẹ jijo, ati didimu ite.

Ohun elo 7: Ipilẹ oju eefin idi pupọ, imuduro ipilẹ, ati awọn iṣẹ aabo omi

Iṣeduro:HWDH70&90 Hydraulic Giga-Titẹ Gout fifa
Idi fun Iṣeduro: Iwakọ Hydraulically, apẹrẹ iwapọ, ati titẹ iduroṣinṣin; o dara fun grouting ile, imuduro ipilẹ, aabo omi, ikan oju eefin, ati ikole deki afara.

5. Idahun Ikẹhin: Bawo ni lati Yan aGrout Pumpfun Eefin Grouting?

Nigbati o ba yan fifa fifa oju eefin kan, tẹle awọn igbesẹ marun wọnyi:
Ni akọkọ, pinnu idi ti grouting: Ṣe o jẹ fun lilẹ omi, imuduro, fifẹ ẹhin, grouting aṣọ-ikele, tabi titẹ ọkọ ofurufu Rotari giga?
Ẹlẹẹkeji, ṣe idanimọ ohun elo grout: Ṣe o jẹ slurry simenti, slurry bentonite, amọ-lile, slurry apapọ daradara, tabi grout kemikali bi?
Kẹta, pinnu titẹ ti a beere ati oṣuwọn sisan: Fissure grouting ṣe iṣaju titẹ titẹ, lakoko ti o tobi-agbegbe backfilling ṣe pataki oṣuwọn sisan; ga-titẹ Rotari oko ofurufu grouting nilo kan ti o ga titẹ Rating.
Ẹkẹrin, ṣe ayẹwo agbegbe ikole: Njẹ ipese agbara iduroṣinṣin wa ni aaye oju eefin naa? Ṣe ohun elo nilo lati jẹ alagbeka? Ṣe aaye lopin?
Karun, ṣe iṣiro igbẹkẹle ohun elo: Yan fifa grout pẹlu titẹ adijositabulu ati awọn oṣuwọn sisan, iṣẹ iduroṣinṣin, itọju irọrun, ati awọn ẹya aabo aabo.

Ti o ba n wa agrout fifao dara fun grouting oju eefin, Wodetec le ṣeduro ojutu fifa grout ti o yẹ ti o da lori ọna grouting ise agbese oju eefin, ohun elo grout, titẹ ati awọn ibeere oṣuwọn sisan, ati awọn ipo ikole lori aaye. Boya fun grouting ilosiwaju, ẹhin ifẹhinti lẹhin iboji, iṣakoso omi mi, imuduro ilẹ rirọ, tabi titẹ ọkọ ofurufu Rotari giga giga, yiyan fifa grout ti o tọ jẹ pataki lati ni ilọsiwaju imudara grouting nitootọ, dinku eewu ti awọn idena paipu, ati rii daju aabo ikole oju eefin.