U ka Khetha Pompe ea Grout joang bakeng sa Tunnel Grouting?

Kaho ea kotopo, bareki ba bangata ba batla "mokhoa oa ho khetha pompo ea grout bakeng sa kotopo" ha u reka lisebelisoa. Leha ho le joalo, ha u hlile u khetha mohlala, motho ha aa lokela ho tsepamisa maikutlo feela ho litekanyetso tsa theko kapa khatello; ho e-na le hoo, tlhahlobo e felletseng e tlameha ho etsoa ho ipapisitsoe le mokhoa oa ho hula kotopo, lisebelisoa tsa grout, tikoloho ea kaho, sekhahla sa phallo le litlhoko tsa khatello, le bokhoni ba ts'ebetso bo tsoelang pele ba sesebelisoa.

1. Ke Hobane'ng ha Pompe ea Grout e Loketseng e Hlokahala Bakeng sa ho Fana ka Tunnel Grouting?

Maemo a tloaelehileng a boenjineri ba kotopo a kenyelletsa ho fata esale pele, ho fata ka radial, ho phunya ha mafika a robehileng, ho putlama ka mor'a lesela, ho fata ka mor'a likarolo tsa thebe, ho emisa metsi le ho tiisa strata e fokolang. Libakeng tse nang le mathata a mangata, mafika a robehileng, lehlabathe, mobu o fokolang, kapa khatello e phahameng ea metsi a ka tlas'a lefatše, hangata lipompo tse tloaelehileng tse nang le khatello e tlaase li hlōleha ho finyella litlhoko tsa ho etsa li-grouting tse tsitsitseng, tse tsoelang pele le tse laolehang.
Ka hona, ha ba khetha pompo ea kotopo, bareki ha ba amehe haholo ka "pompo e kholo ka ho fetisisa," empa "ke pompo efe e loketseng maemo a ka a kotopo."

2. Ntlha ea pele, etsa qeto ea mokhoa oa ho bokella: Mekhoa e fapaneng e hloka lipompo tse fapaneng tsa grouting

2.1 Ho cheka pele ho Grouting

Haeba ho na le mefokolo e nang le metsi a mangata, libaka tse robehileng, kapa metsi a tlas'a khatello e phahameng a le teng ka pele ho kotopo, hangata ho hlokahala hore ho epolloe pele ho cheka pele ho qala. Boemo bona bo hloka khatello e phahameng ea pompo ho etsa bonnete ba hore grout e ka phunyeletsa ho robeha ha majoe kapa strata e fokolang.
Bakeng sa merero e joalo, re khothaletsa ho khetha pompo ea ente ea grout e nang le khatello e phahameng. Ka mohlala, HWGP250 / 450-250D ea Wodetec's HWGP250 / 450-250D pompo ea ente ea diesel e nang le khatello e phahameng ea khatello, e fanang ka khatello e phahameng ea 450 bar le tekanyo e phahameng ea phallo ea 250 L /min, e loketse lits'ebetso tse phahameng tsa khatello tse kang ho matlafatsa fatše, ho hahoa ka tlas'a lefatše, ho hahoa ka tlas'a lefatše, ho hahoa ka tlas'a lefatše, ho hahoa ka tlas'a lefatše. ankora. Thepa ena e tsamaisoang ka diesel e loketse hantle lithanele, merafong le libaka tse ling tse khōlō tsa kaho tse ka ntle moo phepelo ea motlakase e sa tšepahaleng.

2.2 Mohaho oa Jet Grouting ea Khatello e Phahameng

Haeba morero o hloka ho rema, ho kopanya le ho matlafatsa meaho e fokolang ea mobu—joaloka likarolong tsa literene tse tsamaeang ka tlas’a lefatše, mekoting ea ho epolla ha liteishene, ho tiisa likotopo tsa kotopo, le ho laola metsi bakeng sa marako a sa khaotseng a ka tlas’a lefatše—pompo e nang le khatello e phahameng ea jet grouting ke khetho e nepahetseng haholoanyane.
Wodetec's HWGP114/500-120D Diesel-driven High-pressure Jet-Grouting Pump ke pompo ea jet grouting e nang le diesel e matla e khonang ho fana ka khatello e phahameng ea 500 bar le tekanyo ea phallo ea 114 L/min. E loketse li-jet grouting tse nang le khatello e phahameng, matlafatso a fatše a bonolo, merero ea terene e tsamaeang ka tlas'a lefatše, seporo se lebelo le holimo, boenjiniere ba ka tlas'a lefatše, likharetene tse thibelang metsi, taolo ea ho phalla ha merafong, le ho ts'oaroa ha matsoapo.

2.3 Tunnel Lining Backfill Grouting

Haeba li-void, mathata a compaction, kapa delamination li le teng ka morao ho ts'ehetso ea mantlha kapa lesela la bobeli la kotopo, ho hlokahala hore ho be le backfill grouting. Ts'ebeliso ena hangata e hloka ho tsamaisoa ha grout e tsitsitseng e nang le pulsation e fokolang le bokhoni ba ho sebetsa ka mokhoa o tsoelang pele, ha e ntse e khona ho pompa seretse sa samente, seretse, kapa seretse se kopaneng.
Wodetec's HWGM50/80PLD-E Double-Plunger Hydraulic Grout Pump e loketse bakeng sa ho pompa seretse sa tunnel liner backfill mortar, grouting ea mobu, ho tsitsisa ha motheo, ho thibela metsi, lesela la kotopo, metheo e ka tlas'a metsi, mekato ea borokho le matsoapo a matsoapo. Ka khatello e lekantsoeng ea 0-50 bar le tekanyo ea phallo ea 0-80 L/min, khatello le phallo li ka fetoloa ka tsamaiso ea hydraulic. Mofuta ona oa "double-plunger hydraulic grout pump" o sebetsa ka ho khetheha bakeng sa ho cheka ka morao ho lithapo tsa kotopo, li-backfill grouting tse akaretsang, le grouting e matlafatsang khatello e mahareng ho isa tlase.

2.4 Samente Slurry, Bentonite Slurry, le Soil Consolidation Grouting

Haeba morero o sebelisa slurry ea samente, bentonite slurry, kapa li-slurries tse ling tsa mokelikeli bakeng sa ho kopanya mobu, qubu ea motheo ea qubu, ho tlatsa fatše, kapa ho tsamaisa sebaka se selelele, ho kgothaletswa hore o tsepamise maikutlo ho tsamaellana le slurry, matla a phallo ea likaroloana, le botsitso ba sekhahla sa phallo.
Wodetec's HWGP95/165PL-E Horizontal Slurry Grouting Pump e ka sebelisoa ho tsamaisa metsoako ea mokelikeli o kang samente slurry le bentonite slurry, ho etsa hore e tšoanelehe bakeng sa lits'ebetso tse kenyelletsang ho kopanya mobu, ho bokella le ho tsamaisa thepa ea sebaka se selelele. Ka khatello ea ts'ebetso ea 16.5 MPa le tekanyo ea phallo ea 0-95 L/min, mohlala ona o loketse bakeng sa merero ea kotopo le ea motheo e hlokang khatello e phahameng le ho fana ka slurry e tsitsitseng.

3. Ke Li-Parameters life tse Lokelang ho Nahana ha U Khetha Tunnel Grouting Pump?

3.1 Khatello ea Grouting: E Phahameng Hase Kamehla e Betere—E Lokela ho Kopana le Sebopeho sa Geological

Bareki ba bangata ba botsa ka ho toba: "Ke hloka khatello e kae bakeng sa grouting ea kotopo?" Ha e le hantle, khatello ea grouting e tlameha ho khethoa ho ipapisitsoe le ho robeha ha mafika, khatello ea metsi a ka tlas'a lefatše, botebo ba borehole, slurry viscosity, le radius e hlophisitsoeng e entsoeng.
Haeba khatello e le tlase haholo, grout e ke ke ea ata ka katleho; haeba khatello e phahame haholo, e ka baka ho robeha ha majoe, ho lutla ha grout, ho phahama ha fatše, kapa ho senyeha ha meralo. Ka hona, ha u khetha pompo ea samente e nang le khatello e phahameng ea samente, ntho ea pele e lokela ho fanoa ho lisebelisoa tse nang le khatello e feto-fetohang, taolo e tsitsitseng, le tšireletso e feletseng ea tšireletso.
Ka mohlala, HWDH75/100 PI-E High-Pressure Vertical Grouting Pump e na le mefuta e mengata ea khatello ea 0-100 le tekanyo ea phallo ea 0-75 L/min, e leng se etsang hore e tšoanele mekhoa e kang permeation grouting, consolidation grouting, backfill grouting, curtain-grouting, high Bakeng sa ho fata ka har'a lithanele, merero e ka tlas'a lefatše ea likaroloana tse nyane, merafong le metheo ea matamo, mofuta ona oa pompo ea pompo ea khatello e phahameng e na le moralo o kopaneng, ts'ebetso e bonolo, le litšenyehelo tse tlase tsa tlhokomelo.

3.2 Sekhahla sa Phallo: Khatello ke senotlolo sa ho holisa likhoele tse nyane, athe sekhahla sa phallo ke senotlolo sa ho tlatsa ka bongata.

Bakeng sa ho tiisoa ha li-fissure, ho matlafatsa pele ho nako, kapa ho kenya likoti tse tebileng, ho tsepamisitsoe maikutlo holim'a botsitso ba khatello; bakeng sa ho tlatsa morao ka mor'a li-linings, ho tlatsa sekheo, thebe ea tunneling grouting, kapa matlafatso ea sebaka se seholo, ho tsepamisitsoe maikutlo holim'a sekhahla sa phallo e tsoelang pele.
Wodetec's HWGP440/50PI-22E High-Pressure Horizontal Horizontal Grouting Pump e fana ka tekanyo e phahameng ea phallo ea 440 L/min le khatello e phahameng ea 5 MPa, e etsa hore e tšoanele merero ea merafo, ho cheka ha geological, literene, litsela tse kholo, tlhokomelo ea metsi le meaho ea metsi, meaho e phahameng ea metsi, meaho ea borokho. Bakeng sa merero ea ho lokisa kotopo kapa metheo ea metheo e hlokang ho tsamaisoa ha samente seretse se chesang, mofuta ona oa pompo ea pompo ea phallo e phahameng e fana ka melemo e ikhethang.

3.3 Mefuta ea Slurry: Cement Slurry, Mortar, Bentonite, kapa Chemical Grout?

Lisebelisoa tse tloaelehileng tse sebelisoang ha ho etsoa kotopo li kenyelletsa slurry ea samente, microfine samente grout, bentonite samente slurry, seretse, grout thibela metsi, le lik'hemik'hale grout. Li-slurries tse fapaneng li beha litlhoko tse fapaneng ho pompo:
Cement slurry le bentonite slurry e hloka lipompo tse nang le khanyetso e ntle ea ho apara le bokhoni bo tsitsitseng ba ho fana ka thepa; seretse le li-slurries tse kopantsoeng hantle li hloka lisebelisoa tse lumellang hore likaroloana tse itseng li fete; lik'hemik'hale tsa lik'hemik'hale li hatisa haholo ho nepahala ha metering, ho laola khatello le ho lumellana ha lintho.
Haeba moreki a sebelisa seretse sa samente kapa seretse ho lokisa kotopo, HWGM90/100PLD-E Compact Cement Mortar Enjection Pump ke khetho e ntle haholo. Ka sekhahla sa phallo e lekantsoeng ea 0-90 L/min le khatello e lekantsoeng ea 0-100 bar, mohlala ona o loketse ho fana ka slurry ea samente, seretse, le lisebelisoa tse ntle tse tlatsitsoeng tse nang le boholo ba likaroloana ≤8 mm. E ka sebelisoa mererong e kang ho tlatsa kotopo, ho tiisa fatše, ho thibela metsi le ho tiisa ho lutla, metheo e ka tlas'a metsi, ho betla borokho, le ho tiisa matsoapo.

3.4 Mohloli oa Motlakase: O Tsamauoa ka Disele kapa o Tsamauoa ka Motlakase?

Libaka tsa kaho ea lithanele li na le tikoloho e rarahaneng, 'me khetho ea mohloli oa matla le eona e susumetsa khetho ea lisebelisoa.
Haeba phepelo ea motlakase setšeng sa kaho e sa tsitsa, kapa haeba projeke e le morafong, sebakeng se lithaba, projeke ea ho baballa metsi, kapa setšeng se seholo se kantle, lipompo tsa grouting tse tsamaisoang ka diesel li loketse ho sebelisoa. Ka mohlala, HWGP250/450-250D le HWGP114/500-120D ka bobeli ke mehlala e tsamaisoang ke disele e loketseng kotopo e kholo le libaka tsa boenjiniere tse nang le khatello e phahameng.
Haeba phepelo ea motlakase e tsitsitseng e fumaneha sebakeng sa marang-rang 'me ho na le litlhokahalo mabapi le lerata, mesi, le tlhokomelo e bonolo, lipompo tsa motlakase-hydraulic grouting kapa lipompo tse tšekaletseng tsa motlakase li loketse haholoanyane. Ka mohlala, HWDH70&90 Hydraulic High-Pressure Grout Pump e tsamaisoa ka metsi, e nang le khatello e lekantsoeng ea 10 MPa le litekanyetso tsa phallo ea 0-70 L/min kapa 0–100 L/min. E loketse mefuta e mengata ea lits'ebetso, ho kenyelletsa le grouting ea mobu, ho matlafatsa motheo, ho thibela metsi, lesela la kotopo, kaho ea mekato ea borokho, le slope grouting.

4. Ke lipompo life tsa Wodetec grout tse khothalletsoang maemo a fapaneng a kotopo?

Haeba potso ea hau e le "mokhoa oa ho khetha pompo ea grout bakeng sa kotopo ea kotopo", o ka khetha kapele ho latela lintlha tse latelang:

Kopo ea 1: Liphoso tse nang le metsi a mangata, majoe a robehileng, ho matlafatsa pele

Keletso:HWGP250/450-250D Disele e khannoang ka khatello e phahameng ea Grout Pump
Lebaka la Keletso: Khatello e phahameng, lebelo la phallo e phahameng, le diesel e tsamaisoang, e leng se etsang hore e tšoanelehe bakeng sa grouting e phahameng ea khatello, ho matlafatsa fatše ka bonolo, le ho laola metsi a marang-rang ka har'a lithanele tse kholo, litsela tse tsamaeang ka tlas'a lefatše, merafong le merero ea boenjiniere e ka tlas'a lefatše.

Kopo ea 2: Li-jet grouting tse nang le khatello e phahameng, kaho ea li-portal tsa metro, le kalafo ea fatše e bonolo

Keletso:HWGP114/500-120D Disele e khannoang ka khatello e phahameng ea Jet-Grouting Pump
Mabaka a Keletso: Khatello e phahameng ka ho fetisisa, e loketseng ho jela jet grouting, ho matlafatsa fatše ka bonolo, likharetene tse laolang metsi, le ntlafatso ea mobu mererong ea boenjiniere ba ka tlas'a lefatše.

Kopo ea 3: Ho tlatsoa ka morao ka mor'a lithapo tsa kotopo, ho cheka kotopo ka kakaretso

Keletso:HWGM50/80PLD-E Double-Plunger Hydraulic Grout Pump
Lebaka la Khothaletso: E na le moralo oa li-plunger tse habeli tse nang le sekhahla se tsitsitseng sa phallo, e etsa hore e tšoanelehe bakeng sa ho tlatsoa ka morao ka mor'a lithapo tsa kotopo, ho hlohlona ha mobu, ho tsitsisa motheo, le grouting e sa keneleng metsi.

Kopo ea 4: Seretse sa Cement, Bentonite Slurry, le Ho tsitsisa Mobu

Keletso:HWGP95/165PL-E Horizontal Slurry Grouting Pump
Lebaka la Keletso: E loketse ho tsamaisa slurry ea samente, slurry ea bentonite, le metsoako ea mokelikeli; e loketseng bakeng sa ho matlafatsa mobu, ho lokisa qubu ea motheo, le ho tsamaisa seretse sebaka se selelele.

Kopo ea 5: Likotopo tse Nyenyane ho isa ho tse Bohareng, Meepo, Metheo ea Letamo, le Curtain Grouting

Keletso:HWDH75/100 PI-E High-Pressure Vertical Vertical Grouting Pump
Mabaka a Khothaletso: Moralo o kopaneng o nang le khatello e feto-fetohang le sekhahla sa phallo; a loketse bakeng sa mekhoa e fapaneng ea grouting, ho kenyeletsoa seepage grouting, compaction grouting, backfill grouting, curtain grouting, le high-pressure fracturing grouting.

Kopo ea 6: Seretse sa samente, li-aggregate tse ntle, ho tlatsoa ha kotopo, le ho koala leak

E khothalelitsoe:HWGM90/100PLD-E Motsoako oa Ente ea Seretse se Kopantsoeng
Lebaka la Keletso: E khona ho pompa slurry ea samente, seretse, le lisebelisoa tse ntle tsa ho tlatsa ≤8mm, tse loketseng ho khutlisa kotopo, ho matlafatsa fatše, ho thibela metsi le ho koala ho lutla, le ho ts'oaroa ha matsoapo.

Kopo ea 7: Ts'ebetso ea kotopo e nang le merero e mengata, ho matlafatsa motheo, le ts'ebetso ea ho thibela metsi

Keletso:HWDH70&90 Hydraulic High-Pressure Grout Pump
Lebaka la Keletso: Ho tsamaisoa ka metsi, moralo o kopaneng, le khatello e tsitsitseng; a loketse bakeng sa grouting ea mobu, reinforcement ea motheo, thibela metsi, lesela la kotopo, le kaho ea mekato ea borokho.

5. Karabo ea ho Qetela: Mokhoa oa ho Khetha aPompo ea Groutbakeng sa Tunnel Grouting?

Ha u khetha pompo ea grouting, latela mehato ena e mehlano:
Ntlha ea pele, fumana hore na morero oa grouting ke ofe: Na ke bakeng sa ho koala metsi, ho tiisa, ho tlatsa ka morao, ho hloekisa likharetene, kapa ho hloekisa sefofane sa rotary jet?
Ntlha ea bobeli, tsebahatsa thepa ea grout: Na ke samente slurry, bentonite slurry, seretse, fine aggregate slurry, kapa lik'hemik'hale tsa lik'hemik'hale?
Ntlha ea boraro, fumana hore na khatello e hlokahalang le tekanyo ea phallo e hlokahalang ke efe: Fissure grouting e etelletsa pele khatello, ha sebaka se seholo sa ho khutlela morao se etelletsa pele sekhahla sa phallo; high-press rotary jet grouting e hloka tekanyo e phahameng ea khatello.
Ea bone, lekola tikoloho ea kaho: Na ho na le phepelo e tsitsitseng ea motlakase setšeng sa kotopo? Na lisebelisoa li hloka ho tsamaea? Na sebaka se na le moeli?
Ea bohlano, hlahloba botšepehi ba lisebelisoa: Khetha pompo ea grout e nang le khatello e feto-fetohang le litekanyetso tsa phallo, ts'ebetso e tsitsitseng, tlhokomelo e bonolo, le likarolo tsa tšireletso ea tšireletso.

Haeba u batla apompo ea likhoelee loketseng bakeng sa kotopo ea kotopo, Wodetec e ka khothaletsa tharollo e nepahetseng ea pompo ea grout e thehiloeng ho mokhoa oa ho hlahisa morero oa kotopo, lisebelisoa tsa grout, khatello le litlhoko tsa sekhahla sa phallo, le maemo a kaho ea setšeng. Ebang ke bakeng sa ho cheka esale pele, ho tlatsa ka morao ka mor'a lesela, ho laola metsi a merafo, ho matlafatsa mobu o bonolo, kapa ho hloekisa sefofane sa jet, ho khetha pompo e nepahetseng ea grout ho bohlokoa ho ntlafatsa ts'ebetso ea grouting, ho fokotsa kotsi ea ho thibela liphaephe, le ho netefatsa polokeho ea kaho ea kotopo.