Indlela yokukhetha i-Grout Pump ye-Tunnel Grouting?

Ekwakhiweni komhubhe, amakhasimende amaningi acinga "indlela yokukhetha iphampu ye-grout yokugaya umhubhe"uma uthenga izinto zokusebenza. Kodwa-ke, lapho empeleni ukhetha imodeli, umuntu akufanele agxile kuphela emananini noma ekucacisweni kwengcindezi; esikhundleni salokho, ukuhlolwa okuphelele kufanele kwenziwe kuncike endleleni yokugxusha kamhubhe, impahla ye-grout, indawo yokwakha, izinga lokugeleza kanye nezidingo zengcindezi, kanye namandla okusebenza okuqhubekayo kwemishini.

1. Kungani Kufanele Iphampu Ye-Grout Idingekile Ku-Tunnel Grouting?

Izimo ezivamile zokugaya kumhubhe wobunjiniyela zifaka phakathi i-grouting kusengaphambili, i-radial grouting, i-grouting ye-rock mass fracture, i-backfill grouting ngemuva kolwelwesi, ukugxumeka ngemuva kwezingxenye zesihlangu, ukuvimba amanzi, kanye nokuqiniswa kwe-strata ebuthakathaka. Ezindaweni ezinamaphutha anothile ngamanzi, inqwaba yamadwala aphukile, izingqimba zesihlabathi, inhlabathi ebuthakathaka, noma umfutho ophakeme wamanzi angaphansi komhlaba, amaphampu avamile anengcindezi ephansi ngokuvamile ehluleka ukuhlangabezana nezimfuneko ze-grouting ezinzile, eqhubekayo, futhi elawulekayo.
Ngakho-ke, lapho ekhetha iphampu yokuhlanganisa umhubhe, amakhasimende awakhathazeki kakhulu ngokuthi “iyiphi iphampu enkulu kunazo zonke,” kodwa kunalokho “iyiphi iphampu elungele izimo zami zomhubhe.”

2. Okokuqala, thola indlela yokukhipha i-grouting: Izindlela ezihlukene zidinga amaphampu e-grouting ahlukene

2.1 I-Grouting yangaphambi kokumba

Uma amaphutha anothile ngamanzi, izindawo eziphukile, noma amanzi angaphansi komhlaba anengcindezi ephezulu ekhona ngaphambi komhubhe, ukumbiwa kwangaphambi kokumba kuyadingeka ngaphambi kokuba kuqale ukumba. Lesi simo sidinga ingcindezi yepompo ephezulu ukuze kuqinisekiswe ukuthi i-grout ingangena ekuqhekekeni kwamadwala noma i-strata ebuthakathaka.
Kumaphrojekthi anjalo, sincoma ukuthi ukhethe iphampu yomjovo we-grout enengcindezi ephezulu. Isibonelo, i-Wodetec's HWGP250/450-250D eshayelwa udizili iphampu yomjovo we-high-pressure grout, eletha ukucindezela okukhulu kwamabha angu-450 kanye nezinga lokugeleza eliphezulu elingu-250 L/min, ifanele izinhlelo zokusebenza zokucindezela okuphezulu okufana nokuqiniswa komhlabathi othambile, ukwakhiwa komzila ohamba ngaphansi komhlaba, ukwakhiwa komzila ongaphansi komhlaba, ukulawulwa komzila ongaphansi komhlaba ihange. Lo mshini osebenza ngodizili uzifanele kahle amathaneli, izimayini, nezinye izindawo ezinkulu zokwakha zangaphandle lapho ugesi ungathembeki khona.

2.2 I-High-Pressure Jet Grouting

Uma iphrojekthi idinga ukusika, ukuxuba, nokuqinisa izingqimba zenhlabathi ezibuthakathaka—njengasezigabeni zesitimela esihamba ngaphansi komhlaba, imigodi yokumba iziteshi, ukuqinisa ingosi yomhubhe, nokulawula ukugeleza kwamanzi ezindongeni eziqhubekayo ezingaphansi komhlaba—iphampu ye-jet grouting enengcindezi ephezulu iyisinqumo esifanele.
I-Wodetec's HWGP114/500-120D Diesel-driven High-pressure Jet-Grouting Pump iyipompo ephuma ngodizili enamandla amakhulu ejethi ekwazi ukuletha ukucindezela okukhulu kwamabha angu-500 kanye nezinga lokugeleza elingu-114 L/min. Ilungele ukugaywa kwejethi okunomfutho ophezulu, ukuqinisa umhlabathi othambile, amaphrojekthi wesitimela esihamba ngaphansi komhlaba, ujantshi wesitimela esinesivinini esikhulu, ubunjiniyela obungaphansi komhlaba, amakhethini angangeni manzi, isilawuli se-sepage semayini, kanye ne-slope anchoring.

2.3 I-Tunnel Lining Backfill Grouting

Uma i-void, izinkinga zokuminyana, noma ukuncipha kukhona ngemuva kosekelo oluyisisekelo noma ulayini lwesibili lomhubhe, i-backfill grouting iyadingeka. Lolu hlelo lokusebenza ngokuvamile ludinga ukulethwa kwe-grout okuzinzile okunama-pulsation okuncane kanye nekhono lokusebenza ngokuqhubekayo, kuyilapho likwazi ukumpompa udaka lukasimende, udaka, noma udaka oluhlanganisiwe.
I-Wodetec's HWGM50/80PLD-E I-Double-Plunger Hydraulic Grout Pump ifaneleka ukumpompa udaka lwe-tunnel liner backfill, ukufakwa kwenhlabathi, ukuqiniswa kwesisekelo, ukuvimbela amanzi, ulayini womhubhe, izisekelo ezingaphansi kwamanzi, amadekhi ebhuloho, kanye nokugxumeka kwemithambeka. Ngengcindezi elinganiselwe ye-0-50 bar kanye nezinga lokugeleza elilinganiselwe lika-0-80 L/min, ukucindezela nokugeleza kungalungiswa ngesistimu ye-hydraulic. Lolu hlobo lwephampu ye-double-plunger hydraulic grout grout iyasebenza ikakhulukazi ekugxumeni ngemuva kwemigqa yomhubhe, i-backfill grouting evamile, kanye ne-grouting yokuqinisa ingcindezi emaphakathi kuya ephansi.

2.4 I-Cement Slurry, i-Bentonite Slurry, kanye ne-Soil Consolidation Grouting

Uma iphrojekthi isebenzisa udaka lukasimende, i-bentonite slurry, noma enye i-slurries ewuketshezi ukuze kuhlanganiswe inhlabathi, i-pile foundation grouting, ukugcwaliswa komhlabathi, noma ukuthutha okude, kunconywa ukuba kugxilwe ekusebenzisaneni kwe-slurry, umthamo wokuhamba kwezinhlayiyana, nokuzinza kwesilinganiso sokugeleza.
I-Wodetec's HWGP95/165PL-E Horizontal Slurry Grouting Pump ingase isetshenziselwe ukuthutha izingxube eziwuketshezi ezifana nodaka lukasimende kanye ne-bentonite slurry, iyenze ifanelekele ukusetshenziswa okuhlanganisa ukuqiniswa kwenhlabathi, ukunqwabelanisa, kanye nezinto zokuhamba ezihamba ibanga elide. Ngengcindezi yokusebenza engu-16.5 MPa kanye nezinga lokugeleza lika-0–95 L//min, le modeli ifaneleka kumaphrojekthi omhubhe nesisekelo adinga umfutho ophezulu kanye nokulethwa okuzinzile kwe-slurry.

3. Yimaphi Amapharamitha Abalulekile Okufanele Acatshangelwe Lapho Ukhetha Iphampu Yokugxusha Yomhubhe?

3.1 I-Grouting Pressure: Ephakeme Akuhlali Ingcono Njalo—Kumele Ifanise Ukwakheka Kwendawo

Amakhasimende amaningi abuza ngokuqondile: “Ingakanani ingcindezi engiyidingayo ukuze ngigaye umhubhe?” Eqinisweni, ukucindezela kwe-grouting kufanele kunqunywe ngokusekelwe ekuqhekekeni kwamadwala, umfutho wamanzi angaphansi komhlaba, ukujula kwe-borehole, i-slurry viscosity, kanye nerediyasi eklanyiwe yokugalela.
Uma ukucindezela kuphansi kakhulu, i-grout ayikwazi ukusabalala ngokuphumelelayo; uma ingcindezi iphezulu kakhulu, ingabangela ukuqhekeka kwedwala, ukuvuza kwe-grout, ukuguquguquka komhlabathi, noma ukuphazamiseka kwesakhiwo. Ngakho-ke, lapho kukhethwa iphampu ye-grout yesimende enengcindezi ephezulu, okubalulekile kufanele kunikezwe okokusebenza ngokucindezela okulungiswayo, ukulawula okuzinzile, nokuvikela okuphelele kokuphepha.
Isibonelo, i-HWDH75/100 PI-E High-Pressure Vertical Vertical Grouting Pump inobubanzi bengcindezi obulungisekayo obungu-0–100 bar kanye nesilinganiso sokugeleza esingu-0–75 L//min, okuyenza ifanele izindlela ezifana ne-permeation grouting, consolidation grouting, backfill grouting, i-curtain-pressureing, i-curtain-pressureing, ne-high-pressure grouture. Ukuze kufakwe ama-grouting emhubheni, amaphrojekthi angaphansi komhlaba anezigaba ezincane eziphambanayo, izimayini, nezisekelo zamadamu, lolu hlobo lwephampu yokukhipha i-grouting emile enomfutho ophezulu lubonisa ukwakheka okuhlangene, ukusebenza kalula, nezindleko zokunakekela eziphansi.

3.2 Izinga Lokugeleza: Ukucindezela kuyisihluthulelo sokususa imifantu emincane, kuyilapho izinga lokugeleza liyisihluthulelo sokugcwalisa ngezinga elikhulu.

Ngokuvala ukuqhekeka, ukuqinisa kusengaphambili, noma ukugxilisa imbobo ejulile, ukugxila ngokuvamile kukuzinza kwengcindezi; ukugcwalisa ngemuva kwama-linings, ukugcwaliswa okuyize, i-grouting yesihlangu, noma ukuqinisa indawo enkulu, kugxilwe kuzinga lokugeleza okuqhubekayo.
I-Wodetec's HWGP440/50PI-22E High-Pressure Horizontal Grouting Pump iletha izinga lokugeleza eliphakeme elingu-440 L/min kanye nengcindezi ephakeme engu-5 MPa, iyenze ifanelekele amaphrojekthi ezimayini, ukumba i-geological, imizila yezitimela, imigwaqo emikhulu, ukongiwa kwamanzi kanye namandla kagesi, amabhuloho aphezulu, amabhilidi akhiwe kabusha. Kumaphrojekthi wokugcwalisa umhubhe noma amaphrojekthi esisekelo adinga ukulethwa kokugeleza okuphezulu kodaka lukasimende, lolu hlobo lwephampu yokugaya egeleza kakhulu evundlile lunikeza izinzuzo ezihlukile.

3.3 Izinhlobo ze-Slurry: I-Cement Slurry, i-Mortar, i-Bentonite, noma i-Chemical Grout?

Izinto ezivamile ezisetshenziswa emhubheni wokugaya zihlanganisa udaka lukasimende, i-microfine usimende grout, i-bentonite usimende slurry, i-mortar, i-grout yokuvimbela amanzi, kanye negrout yamakhemikhali. Ama-slurries ahlukene abeka izidingo ezihlukene kupompo:
I-Cement slurry kanye ne-bentonite slurry idinga amaphampu anokumelana okuhle kokugqoka kanye namakhono okulethwa okuzinzile; udaka kanye nama-slurries ahlanganisiwe adinga okokusebenza okuvumela izinhlayiya ezithile ukuthi zidlule; ama-chemical grouts agcizelela kakhulu ukunemba kwemitha, ukulawula ingcindezi, nokuhambisana kwezinto.
Uma ikhasimende lisebenzisa udaka lukasimende noma udaka lokugaya umhubhe, i-HWGM90/100PLD-E Compact Cement Mortar Injection Pump iyisinqumo esihle kakhulu. Ngezinga lokugeleza elilinganiselwe lika-0–90 L//min kanye nengcindezi elinganiselwe yebha engu-0–100, le modeli ifaneleka ukuletha udaka lukasimende, udaka, nezinto zokugcwalisa ezihlanganisiwe ezinhle ezinosayizi wezinhlayiyana ≤8 mm. Ingasetshenziswa kumaphrojekthi afana nokugcwalisa umhubhe, ukuqinisa umhlabathi, ukuvimbela amanzi kanye nokuvala ukuvuza, izisekelo ezingaphansi kwamanzi, i-grouting yedekhi yebhuloho, kanye ne-slope anchoring.

3.4 Umthombo Wamandla: Ihamba Ngodizili noma Ishayelwa Ugesi?

Izindawo zokwakha umhubhe zifaka izindawo eziyinkimbinkimbi, futhi ukukhethwa komthombo wamandla nakho kuthonya ukukhethwa kwemishini.
Uma ugesi esizeni sokwakha uzinzile, noma uma iphrojekthi itholakala emayini, endaweni enezintaba, iphrojekthi yokonga amanzi, noma indawo enkulu yangaphandle, amaphampu okukhipha amanzi adonsa ngodizili kulula kakhulu ukuwasebenzisa. Isibonelo, i-HWGP250/450-250D ne-HWGP114/500-120D womabili amamodeli adonsa ngodizili afanelekela umhubhe omkhulu kanye neziza zobunjiniyela ezinomfutho ophezulu.
Uma ugesi ozinzile utholakala esizeni futhi kunezidingo eziphathelene nomsindo, ukukhishwa kwekhabhoni, kanye nokulungiswa kalula, amaphampu kagesi-hydraulic grouting noma amaphampu kagesi avundlile afaneleka kakhulu. Isibonelo, i-HWDH70&90 Hydraulic High-Pressure Grout Pump iqhutshwa ngamanzi, ngokucindezela kukalwe okungu-10 MPa kanye namazinga okugeleza angaba ngu-0–70 L//min noma 0–100 L//min. Ifanele ukusetshenziswa okubanzi, okuhlanganisa ukugxusha kwenhlabathi, ukuqinisa isisekelo, ukuvimbela amanzi, umugqa womhubhe, ukwakhiwa kwedekhi yebhuloho, kanye ne-slope grouting.

4. Imaphi amaphampu e-Wodetec grout anconyelwe izimo ezihlukene zomhubhe?

Uma umbuzo wakho uthi "indlela yokukhetha iphampu ye-grout yokugaya umhubhe", ungakhetha ngokushesha ngokusekelwe kulezi zindlela ezilandelayo:

Isicelo 1: Amaphutha acebile ngamanzi, idwala eliphukile, ukuqinisa kusengaphambili

Isincomo:I-HWGP250/450-250D Iphampu Yomjovo Ye-Grout Eshayelwa Udizili
Isizathu Sokuncoma: Ukucindezela okuphezulu, izinga lokugeleza okuphezulu, nokushayelwa udizili, okuyenza ifanelekele ukugaywa kwe-high-pressure grouting, ukuqinisa umhlabathi othambile, kanye nokulawulwa kwe-sepage grouting emhubheni emikhulu, ezindleleni ezingaphansi komhlaba, ezimayini, kanye namaphrojekthi wobunjiniyela angaphansi komhlaba.

Isicelo 2: I-high-pressure jet grouting, ukwakhiwa kwe-portal yesitimela esihamba ngaphansi komhlaba, kanye nokwelashwa endaweni ethambile

Isincomo:I-HWGP114/500-120D Iphampu ye-Jet-Grouting eqhutshwa udizili
Izizathu Zokunconywa: Ukucindezela okuphezulu okuphezulu, okulungele i-jet grouting enengcindezi ephezulu, ukuqinisa umhlabathi othambile, amakhethini okulawula amanzi, kanye nokuthuthukiswa kwenhlabathi kumaphrojekthi wobunjiniyela bangaphansi komhlaba.

Isicelo sesi-3: Ukugcwaliswa ngemuva ngemuva kwezingqimba zomhubhe, ukugxusha okujwayelekile komhubhe

Isincomo:I-HWGM50/80PLD-E I-Double-Plunger Hydraulic Grout Pump
Isizathu Sezincomo: Ifaka phakathi idizayini enamapulangwe amabili enezinga lokugeleza elizinzile, iyenze ifaneleke ukugcwaliswa ngemuva kwamapulangwe emhubhe, i-grouting yomhlabathi, ukuqiniswa kwesisekelo, kanye ne-grouting engangeni manzi.

Isicelo 4: Cement Slurry, Bentonite Slurry, kanye Nokuqina Kwenhlabathi

Isincomo:I-HWGP95/165PL-E Iphampu Yokugxusha Evundlile ye-Slurry
Isizathu Sokuncoma: Ifanele ukudlulisa udaka lukasimende, i-bentonite slurry, nezingxube eziwuketshezi; ilungele ukuqiniswa kwenhlabathi, i-pile foundation grouting, kanye nokuthutha udaka olude.

Isicelo sesi-5: Imigudu Emincane-kuya-Emaphakathi-Emincane, Izimayini, Izisekelo Zamadamu, kanye Ne-Curtain Grouting

Isincomo:HWDH75/100 PI-E High-Pressure Vertical Vertical Grouting Pump
Izizathu Zokunconywa: Idizayini ehlangene enengcindezi eguquguqukayo kanye nezinga lokugeleza; ilungele izindlela ezihlukahlukene zokugaya, okuhlanganisa i-seepage grouting, i-compaction grouting, i-backfill grouting, i-curtain grouting, kanye ne-high-pressure fracturing grouting.

Isicelo sesi-6: Udaka lukasimende, ama-aggregate amahle, ukugcwaliswa ngemuva komhubhe, nokuvala ukuvuza

Kunconyiwe:I-HWGM90/100PLD-E Iphampu Yokujova Kasimende Ehlanganisiwe
Isizathu Sezincomo: Iyakwazi ukumpompa udaka lukasimende, udaka, nezinto zokugcwalisa ezihlanganisiwe ezingu-≤8mm, ezifanele ukugcwalisa umhubhe, ukuqinisa umhlabathi, ukuvimbela amanzi kanye nokuvala ukuvuza, kanye ne-slope anchoring.

Isicelo sesi-7: I-Grouting ye-tunnel yezinhloso eziningi, ukuqinisa isisekelo, kanye nemisebenzi yokuvimbela amanzi

Isincomo:HWDH70&90 Hydraulic High-Pressure Grout Pump
Isizathu Sesincomo: Idizayini eqhutshwa ngamanzi, idizayini ehlangene, kanye nokucindezela okuzinzile; ilungele ukugxusha inhlabathi, ukuqinisa isisekelo, ukuvikela amanzi, umugqa womhubhe, nokwakhiwa kwedekhi yebhuloho.

5. Impendulo yokugcina: Ungakhetha kanjani aGrout PumpNge-Tunnel Grouting?

Lapho ukhetha iphampu yokukhipha umhubhe, landela lezi zinyathelo ezinhlanu:
Okokuqala, thola inhloso yokukhishwa kwe-grouting: Ingabe okokuvalwa kwamanzi, ukuqinisa, ukugcwalisa ingemuva, ukugxusha kwamakhethini, noma ukugxusha kwejethi okunomfutho ophezulu?
Okwesibili, thola i-grout material: Ingabe i-cement slurry, i-bentonite slurry, udaka, i-fine aggregate slurry, noma i-chemical grout?
Okwesithathu, nquma ingcindezi edingekayo kanye nezinga lokugeleza: I-Fissure grouting ibeka phambili ingcindezi, kuyilapho ukugcwaliswa kwendawo enkulu kubeka phambili izinga lokugeleza; i-high-pressure rotary jet grouting idinga isilinganiso somfutho ophezulu.
Okwesine, hlola indawo yokwakha: Ingabe kukhona ugesi ozinzile endaweni yomhubhe? Ingabe imishini idinga ukuhamba? Ingabe isikhala silinganiselwe?
Okwesihlanu, hlola ukuthembeka kwemishini: Khetha iphampu ye-grout enengcindezi elungisekayo kanye namazinga okugeleza, ukusebenza okuzinzile, ukunakekelwa okulula, nezici zokuvikela ukuphepha.

Uma ufuna aiphampu ye-groutefanelekile ukugaya umhubhe, i-Wodetec ingancoma isisombululo esifanele sepompo ye-grout ngokusekelwe endleleni yephrojekthi ye-tunnel ye-grouting, impahla ye-grout, ingcindezi kanye nezinga lokugeleza, kanye nezimo zokwakha endaweni. Kungakhathaliseki ukuthi i-grouting kusengaphambili, ukugcwalisa ngemuva kohlaka, ukulawulwa kwamanzi ezimayini, ukuqinisa umhlabathi othambile, noma ukufakwa kwe-rotary jet grouting enengcindezi ephezulu, ukukhetha ipompo elifanele le-grout kubalulekile ukuze kuthuthukiswe ukusebenza kahle kwe-grouting, ukunciphisa ubungozi bokuvinjwa kwamapayipi, nokuqinisekisa ukuphepha kokwakhiwa komhubhe.