Ungayikhetha njani impompo yeGrout yeTunnel Grouting?

Kulwakhiwo lwetonela, abathengi abaninzi bafuna "indlela yokukhetha impompo ye-grout ye-tunnel grouting" xa kuthengwa izixhobo. Nangona kunjalo, xa ngokwenene ukhetha imodeli, umntu akufanele agxininise kuphela kwiinkcukacha zexabiso okanye uxinzelelo; endaweni yoko, uvavanyo olubanzi kufuneka lwenziwe ngokusekwe kwindlela yokugrumba itonela, imathiriyeli ye-grout, indawo yokwakha, izinga lokuhamba kunye neemfuno zoxinzelelo, kunye nomthamo oqhubekayo wokusebenza kwesixhobo.

1. Kutheni i-Grout Pump efanelekileyo iyimfuneko kwi-Tunnel Grouting?

Iimeko eziqhelekileyo zokugrumba kubunjineli betonela ziquka ukugrumba kwangaphambili, ukugrunjwa kwe-radial, ukugrunjwa kweefractures zamatye, ukugrumba ngasemva kwe-lining, ukugrumba ngasemva kwezahlulo zekhaka, ukumisa amanzi, kunye nokomelezwa kwestrata esibuthathaka. Kwimimandla eneziphene ezinamanzi amaninzi, ubunzima bamatye aqhekekileyo, umaleko wentlabathi, umhlaba obuthathaka, okanye uxinzelelo oluphezulu lwamanzi aphantsi komhlaba, iimpompo eziqhelekileyo ezinoxinzelelo oluphantsi zihlala zisilela ukuhlangabezana neemfuno zokwenziwa kwegrouting ezinzileyo, eqhubekayo, nelawulekayo.
Ke ngoko, xa ukhetha impompo yokucoca itonela, abathengi abazikhathazi ngokuba "yeyiphi impompo eyona inkulu," kodwa "yeyiphi impompo efanele imeko yam yetonela."

2. Okokuqala, misela indlela yokugaya: Iindlela ezahlukeneyo zifuna iimpompo ezahlukeneyo zokugaya

2.1 Ukugrumba kwangaphambili

Ukuba iziphene ezinamanzi atyebileyo, iindawo ezaphukileyo, okanye amanzi aphantsi komhlaba anoxinzelelo oluphezulu akhona phambi kwetonela, ukugrumba kwangaphambili kuyafuneka ngaphambi kokuba ukomba luqale. Le meko ifuna uxinzelelo oluphezulu lwempompo ukuqinisekisa ukuba i-grout inokungena kwiifracture zamatye okanye i-strata ebuthathaka.
Kwiiprojekthi ezinjalo, sincoma ukuba ukhethe impompo yesitofu soxinzelelo oluphezulu. Ngokomzekelo, i-Wodetec's HWGP250 / 450-250D i-diesel-driven high-pressure grout injection pump, ehambisa uxinzelelo oluphezulu lwe-450 bar kunye nesantya esiphezulu sokuhamba kwe-250 L / min, ifanelekile kwizicelo ze-high-pressure grouting ezifana nokuqiniswa komhlaba othambileyo, ukwakhiwa kobunjineli, ukwakhiwa kwe-subground, i-railpage, i-rail page i-ankile. Esi sixhobo sisebenza nge-diesel sifanelekile kwiitonela, imigodi, kunye nezinye iindawo ezinkulu zokwakha ngaphandle apho umbane ungathembekanga.

2.2 I-High-Pressure Jet Grouting

Ukuba iprojekthi ifuna ukusika, ukuxuba kunye nokuqinisa imigangatho yomhlaba obuthathaka-njengamacandelo angaphantsi, imingxuma yokwemba isikhululo, i-tunnel portal reinforcement, kunye nokulawulwa kwe-seepage kwiindonga eziqhubekayo ezingaphantsi komhlaba-ipompo ye-jet grouting ye-high-pressure yolona khetho lufanelekileyo.
I-Wodetec's HWGP114/500-120D I-Diesel-driven High-pressure Jet-Grouting Pump yipompo ye-diesel-powered high-pressure jet grouting pump ekwazi ukuhambisa uxinzelelo oluphezulu lwe-500 bar kunye nesantya sokuhamba kwe-114 L/min. Ilungele ukugrumba ijethi yoxinzelelo oluphezulu, ukuqinisa umhlaba othambileyo, iiprojekthi zikaloliwe ohamba ngaphantsi komhlaba, uloliwe ohamba ngesantya esiphezulu, ubunjineli obuphantsi komhlaba, amakhethini okuthintela amanzi, ulawulo lomgodi wokuphuma kwamanzi, kunye ne-anchoring yethambeka.

2.3 I-Tunnel Lining Backfill Grouting

Ukuba i-voids, imiba yokuxinana, okanye i-delamination ikhona emva kwenkxaso ephambili okanye umgca wesibini wetonela, i-backfill grouting iyafuneka. Esi sicelo sihlala sidinga ukuhanjiswa kwegrout okuzinzileyo kunye nokubetha okuncinci kunye nokukwazi ukusebenza ngokuqhubekayo, ngelixa sikwakwazi ukumpompa uludaka lwesamente, udaka, okanye udaka oludityanisiweyo oludityanisiweyo.
I-Wodetec's HWGM50/80PLD-E I-Double-Plunger Hydraulic Grout Pump ifanelekile ukumpompa i-tunnel liner backfill mortar, i-grouting yomhlaba, ukuzinzisa isiseko, ukuthintela amanzi, umgca wetonela, iziseko ezingaphantsi kwamanzi, iidekhi zebhulorho, kunye ne-slope grouting. Ngoxinzelelo olulinganisiweyo lwe-0-50 bar kunye nesantya sokuhamba kwe-0-80 L // min, uxinzelelo kunye nokuhamba kunokulungiswa ngenkqubo ye-hydraulic. Olu hlobo lwempompo ye-hydraulic grout ye-double-plunger iyasebenza ngokukodwa kwi-grouting ngasemva kwe-tunnel linings, i-backfill grouting jikelele, kunye ne-medium-to low-low-reinforcement grouting.

2.4 I-Cement Slurry, iBentonite Slurry, kunye ne-Soil Consolidation Grouting

Ukuba iprojekthi isebenzisa i-cement slurry, i-bentonite slurry, okanye enye i-slurries yamanzi yokudibanisa umhlaba, i-pile foundation grouting, ukuzaliswa komhlaba, okanye ukuhanjiswa komgama omde, kuyacetyiswa ukuba kugxininise ukuhambelana kwe-slurry, umthamo we-particle passage, kunye nokuzinza kwezinga lokuhamba.
I-Wodetec's HWGP95/165PL-E I-Horizontal Slurry Grouting Pump ingasetyenziselwa ukuthutha imixube yolwelo olufana ne-samente slurry kunye ne-bentonite slurry, iyenze ifanelekele izicelo ezibandakanya ukuqiniswa komhlaba, ukufumba, kunye nokuthutha izinto ezide. Ngoxinzelelo olusebenzayo lwe-16.5 MPa kunye nesantya sokuhamba kwe-0-95 L // min, lo mzekelo ufanelekile kwi-tunnel kunye neeprojekthi zesiseko ezifuna uxinzelelo oluphezulu kunye nokuhanjiswa kwe-slurry ezinzile.

3. Ziziphi iiParameters eziPhambili ekufuneka ziqwalaselwe xa ukhetha i-Tunnel Grouting Pump?

3.1 Uxinzelelo lweGrouting: Ephakamileyo ayisoloko Ingcono-Kufuneka ihambelane neGeological Formation

Abathengi abaninzi babuza ngokuthe ngqo: "Lungakanani uxinzelelo endiludingayo kwi-tunnel grouting?" Ngokwenyani, uxinzelelo lwegrouting kufuneka lumiselwe ngokusekwe kuqhekeko lwamatye, uxinzelelo lwamanzi aphantsi komhlaba, ubunzulu bomgodi, i-viscosity eludaka, kunye neradiyasi eyiliweyo yokugrumba.
Ukuba uxinzelelo luphantsi kakhulu, i-grout ayikwazi ukusasazeka ngokufanelekileyo; ukuba uxinzelelo luphezulu kakhulu, lunokubangela ukuqhekeka kwamatye, ukuvuza kwegrout, ukushukuma komhlaba, okanye ukuphazamiseka kwesakhiwo. Ngoko ke, xa ukhetha ipompo ye-cement grout ye-high-pressure, i-priority ifanele inikwe izixhobo ezinoxinzelelo olulungelelaniswayo, ulawulo oluzinzileyo, kunye nokukhusela okubanzi kokhuseleko.
Ngokomzekelo, i-HWDH75 /100 PI-E I-High-Pressure Vertical Grouting Pump inoluhlu loxinzelelo oluhlengahlengiswayo lwe-0-100 bar kunye nesantya sokuhamba kwe-0-75 L //min, okwenza kube lula kwiindlela ezifana ne-permeation grouting, ukuhlanganiswa kwe-grouting, i-backfill grouting, i-curtaining grouting, i-curtaining grouting, i-curtaining grouting, Ukwenzela i-grouting kwiitonela, iiprojekthi eziphantsi komhlaba ezinqamlezileyo ezincinci, imigodi, kunye neziseko zamadama, olu hlobo lwempompo yokupompa yoxinzelelo oluphezulu oluthe nkqo lubonisa uyilo olubambeneyo, ukusebenza ngokulula, kunye neendleko zogcino oluphantsi.

3.2 Inqanaba lokuHamba: Uxinzelelo ngundoqo wokugaya ama-fissures amancinci, ngelixa izinga lokuhamba liyisitshixo sokuzaliswa okukhulu.

Ukutywinwa kwe-Fissure, ukuqiniswa kwangaphambili, okanye i-grouting ye-deep-hole, ingqwalasela idla ngokuzinza koxinzelelo; Ukuzaliswa ngasemva kwee-linings, ukugcwaliswa okungenanto, i-shield tunneling grouting, okanye indawo enkulu yokuqinisa umhlaba, kugxilwe kwisantya sokuhamba okuqhubekayo.
I-Wodetec's HWGP440/50PI-22E I-High-Pressure Horizontal Grouting Pump inikezela ngesantya esiphezulu se-440 L/min kunye noxinzelelo oluphezulu lwe-5 MPa, iyenza ifanelekele iiprojekthi kwimigodi, i-geological drilling, i-trailways, i-highway, ukugcinwa kwamanzi kunye ne-hydropower. Ukuzalisa itonela ngasemva okanye iiprojekthi zokugalela isiseko ezifuna ukuhanjiswa okuphezulu kodaka lwesamente, olu hlobo lwempompo yokugrumba ethe tye equkuqelayo ibonelela ngeenzuzo ezahlukileyo.

3.3 Iintlobo ze-Slurry: I-Cement Slurry, i-Mortar, i-Bentonite, okanye i-Chemical Grout?

Izinto eziqhelekileyo ezisetyenziswe kwi-tunnel grouting ziquka i-cement slurry, i-microfine cement grout, i-bentonite i-cement slurry, i-mortar, i-grout yokukhusela amanzi, kunye ne-chemical grout. I-slurries eyahlukileyo ibeka iimfuno ezahlukeneyo kwimpompo:
I-Cement slurry kunye ne-bentonite slurry zifuna iimpompo ezinokumelana nokunxiba kakuhle kunye nokukwazi ukuhambisa okuzinzile; udaka kunye ne-aggregate-aggregate slurries ifuna izixhobo ezivumela ukuba ubungakanani bamasuntswana athile budlule; iigrouts zekhemikhali zigxininisa ngakumbi ekuchanekeni kwemitha, ukulawula uxinzelelo, kunye nokuhambelana kwezinto.
Ukuba umthengi usebenzisa isamente eludaka okanye udaka ukwenza itonela grouting, i-HWGM90/100PLD-E Compact Cement Cement Mortar Injection Pump lolona khetho lubalaseleyo. Ngomlinganiselo olinganisiweyo wokuhamba kwe-0-90 L / min kunye noxinzelelo olulinganisiweyo lwe-0-100 bar, lo mzekelo ufanelekile ukuhambisa i-samente slurry, i-mortar, kunye ne-fine aggregate fill materials with particle sizes ≤8 mm. Ingasetyenziswa kwiiprojekthi ezifana nokuzaliswa ngasemva kwetonela, ukomelezwa komhlaba, ukuvala amanzi kunye nokutywinwa kokuvuza, iziseko eziphantsi kwamanzi, i-grouting yedekhi yebhulorho, kunye ne-anchoring yethambeka.

3.4 Umthombo waMandla: Iqhutywa ngeDizili okanye iqhutywa ngoMbane?

Iindawo zokwakha itonela zineemo ezingqongileyo ezinzima, kwaye ukhetho lomthombo wamandla lukwachaphazela ukukhethwa kwezixhobo.
Ukuba unikezelo lwamandla kwindawo yokwakha aluzinzile, okanye ukuba iprojekthi ifumaneka kumgodi, kwindawo yeentaba, iprojekthi yokugcinwa kwamanzi, okanye indawo enkulu yangaphandle, iimpompo ze-diesel eziqhutywa yi-grouting zikulungele ukuthunyelwa. Ngokomzekelo, i-HWGP250/450-250D kunye ne-HWGP114/500-120D zombini iimodeli eziqhutywa ngedizili ezifanelekileyo kwitonela enkulu kunye neziza zobunjineli zoxinzelelo oluphezulu.
Ukuba unikezelo lwamandla oluzinzileyo luyafumaneka kwisiza kwaye kukho iimfuneko malunga nengxolo, ukukhutshwa, kunye nokugcinwa lula, iimpompo zombane zehydraulic grouting okanye iimpompo zombane ezithe tyaba zokugrumba zifanelekile ngakumbi. Ngokomzekelo, i-HWDH70 & 90 Hydraulic High-Pressure Grout Pump iqhutywe nge-hydraulically, kunye noxinzelelo olulinganisiweyo lwe-MPa ye-10 kunye namazinga okuhamba nokuba yi-0-70 L // min okanye 0-100 L // min. Ilungele uluhlu olubanzi lwezicelo, kubandakanywa ukugrunjwa komhlaba, ukuqiniswa kwesiseko, ukuthintela amanzi, umgca wetonela, ukwakhiwa kwedekhi yebhulorho, kunye ne-slope grouting.

4. Ziziphi iimpompo ze-Wodetec grout ezicetyiswayo kwiimeko ezahlukeneyo zetonela?

Ukuba umbuzo wakho uthi "indlela yokukhetha impompo ye-grout ye-tunnel grouting", unokukhawuleza wenze ukhetho olusekwe kwezi ndlela zilandelayo:

Isicelo 1: Iimpazamo ezinamanzi amaninzi, ubunzima bamatye aqhekekileyo, ukomelezwa kwangaphambili

Ingcebiso:HWGP250/450-250D iPumpu yeDizili eqhutywa ngoxinzelelo oluphezulu lweGrout
Isizathu Sokucebisa: Uxinzelelo oluphezulu, izinga lokuhamba okuphezulu, kunye ne-diesel-driven, okwenza kube yinto efanelekileyo kwi-high-pressure grouting, i-soft-ground reinforcement, kunye ne-seepage control grouting kwiitonela ezinkulu, i-subways, imigodi, kunye neeprojekthi zobunjineli obuphantsi komhlaba.

Isicelo 2: I-jet grouting yoxinzelelo oluphezulu, ulwakhiwo lwe-portal ye-subway, kunye nonyango oluphantsi komhlaba

Ingcebiso:HWGP114/500-120D iDizili eqhutywa ngoxinzelelo oluphezulu lweJet-Grouting Pump
Izizathu zokucetyiswa: Uxinzelelo oluphezulu oluphezulu, olufanelekileyo kwi-jet grouting ephezulu, ukuqiniswa komhlaba othambileyo, amakhethini okulawula i-seepage, kunye nokuphuculwa komhlaba kwiiprojekthi zobunjineli obuphantsi komhlaba.

Isicelo 3: Ukuzaliswa ngasemva ngasemva kwetonela yetonela, grouting yetonela ngokubanzi

Ingcebiso:HWGM50/80PLD-E Double-Plunger Hydraulic Grout Pump
Isizathu seSincomo: Ifaka idizayini ye-double-plunger enesantya esizinzileyo sokuhamba, okwenza ukuba ilungele ukubuyisela emva kwe-tunnel linings, i-grouting yomhlaba, ukuzinzisa isiseko, kunye ne-grouting engenamanzi.

Isicelo 4: I-Cement Slurry, i-Bentonite Slurry, kunye nokuZinziswa koMhlaba

Ingcebiso:HWGP95/165PL-E eHorizontal Slurry Grouting Impompo
Isizathu seSincomo: Ifanelekile ukuhambisa i-sement slurry, i-bentonite slurry, kunye nemixube yolwelo; ilungele ukuqinisa umhlaba, ukugalela isiseko semfumba, kunye nokuhanjiswa kodaka lomgama omde.

Isicelo sesi-5: Iitonela eziNcinci ukuya koPhakathi, iMigodi, iZiseko zamaDama, kunye neCurtain Grouting

Ingcebiso:HWDH75/100 PI-E High-Pressure nkqo Grouting Impompo
Izizathu zokucetyiswa: Uyilo oludibeneyo kunye noxinzelelo olulungelelaniswayo kunye nesantya sokuhamba; zilungele iindlela ezahlukeneyo zokucoca, kubandakanywa i-seepage grouting, i-compaction grouting, i-backfill grouting, i-curtain grouting, kunye ne-high-pressure fracturing grouting.

Isicelo sesi-6: Udaka lwesamente, iiaggregates ezilungileyo, ukuzaliswa ngasemva kwetonela, kunye nokutywinwa kokuvuza

eCetyisiweyo:HWGM90/100PLD-E Impompo yokuTofa iSamente eXhaphakileyo
Isizathu seSincomo: Ukukwazi ukupompa i-sement slurry, i-mortar, kunye ne-fine aggregate fill materials ≤8mm, ilungele ukubuyisela i-tunnel, ukuqinisa umhlaba, ukuvala amanzi kunye nokutywinwa kokuvuza, kunye ne-slope anchoring.

Isicelo sesi-7: Ukulungiswa kwetonela yeenjongo ezininzi, ukuqinisa isiseko, kunye nemisebenzi yokuthintela amanzi

Ingcebiso:HWDH70&90 Hydraulic High-Pressure Grout Pump
Isizathu seSincomo: I-Hydraulically driven, i-compact design, kunye noxinzelelo oluzinzileyo; ilungele ukugrunjwa komhlaba, ukuqinisa isiseko, ukuthintela amanzi, ulwakhiwo lwetonela, kunye nokwakhiwa kwedekhi yebhulorho.

5. Impendulo yokugqibela: Indlela yokukhetha aImpompo yeGroutyeTonnel Grouting?

Xa ukhetha impompo yokucoca itonela, landela la manyathelo mahlanu:
Okokuqala, misela injongo yokugrumba: Ngaba yeyokuvalwa kwamanzi, ukuqinisa, ukubuyisela umva, ukugrumba ikhethini, okanye ukugrumba ijethi yoxinzelelo oluphezulu?
Okwesibini, chonga izinto ze-grout: Ngaba i-samente slurry, i-bentonite slurry, i-mortar, i-fine aggregate slurry, okanye i-chemical grout?
Okwesithathu, misela uxinzelelo olufunekayo kunye nesantya sokuhamba: I-Fissure grouting ibeka phambili uxinzelelo, ngelixa i-backfilling yendawo enkulu ibeka phambili izinga lokuhamba; Uxinzelelo oluphezulu lwejet grouting lufuna umlinganiselo ophezulu woxinzelelo.
Okwesine, hlola imeko-bume yokwakha: Ngaba kukho umbane ozinzileyo kwindawo yetonela? Ngaba isixhobo kufuneka sihambe? Ngaba indawo ilinganiselwe?
Okwesihlanu, ukuvavanya ukuthembeka kwezixhobo: Khetha ipompo ye-grout kunye noxinzelelo olulungelelaniswayo kunye namazinga okuhamba, ukusebenza okuzinzileyo, ukugcinwa lula, kunye neempawu zokukhusela ukhuseleko.

Ukuba ukhangela iimpompo yamanziifanelekile kwi-tunnel grouting, i-Wodetec inokuncoma isisombululo esifanelekileyo sempompo ye-grout esekelwe kwindlela yeprojekthi ye-tunnel ye-grouting, i-grout material, uxinzelelo kunye neemfuno zezinga lokuhamba, kunye neemeko zokwakha kwisayithi. Kungakhathaliseki ukuba i-grouting yangaphambili, i-backfilling emva kwe-lining, ulawulo lwamanzi omgodi, ukuqiniswa komhlaba othambileyo, okanye i-high-pressure rotary jet grouting, ukukhetha impompo ye-grout efanelekileyo kubalulekile ukuphucula ngokwenene ukusebenza kakuhle kwe-grouting, ukunciphisa umngcipheko wokuvaleka kwemibhobho, kunye nokuqinisekisa ukhuseleko lokwakhiwa kwetonela.