Palo e kholo ea lipampiri tsa tšepe tse entsoeng ke bahlahisi ba khethehileng
Sebopeho sa Boemo
Cofferdam ea pampiri ea tšepe ke eona e sebelisoang haholo.Letlapa la tšepe qubu ke mofuta oa tšepe ea karolo e nang le molomo o koalang.Karolo ea eona e kenyelletsa poleiti e otlolohileng, sekotjana le sebopeho sa Z, 'me e na le boholo bo fapaneng le mefuta e hokahaneng.Tse tloaelehileng ke mokhoa oa Larsen, mokhoa oa Lavanna, joalo-joalo.
Melemo ea eona ke: matla a phahameng, ho bonolo ho khanna mobung o thata;Kaho e ka etsoa ka metsing a tebileng, 'me tšehetso e sekametseng e ka eketsoa ho theha cage ha ho hlokahala.Ts'ebetso e ntle ea ho thibela metsi;E ka etsa li-cofferdam tsa libopeho tse fapaneng joalo ka ha ho hlokahala mme e ka sebelisoa hape ka makhetlo a mangata.Ka hona, e sebelisoa haholo.
Cofferdam ka holimo ho caisson e bulehileng hangata e sebelisoa kahong ea borokho, 'me e sebelisoa haholo.Cofferdam ea motheo oa liphaephe, motheo oa qubu le motheo o bulehileng o sehiloeng, joalo-joalo.
Li-cofferdam tsena hangata ke mofuta o koetsoeng oa lebota le le leng.Ho na le litšehetso tse otlolohileng le tse tšekaletseng ka har'a cofferdams.Haeba ho hlokahala, litšehetso tsa oblique lia eketsoa ho theha cofferdam.Ka mohlala, motheo oa liphaephe tsa Borokho ba Noka ea Yangtze Nanjing, Chaena, o ne o sebelisoa ho sebelisa qubu ea tšepe e chitja ea cofferdam e bophara ba limithara tse 21.9 le bolelele ba qubu ea tšepe ea limithara tse 36.Ho na le boholo bo fapaneng le liforomo tse hokahaneng.Kamora hore botlaaseng ba konkreite bo fihlelle litlhoko tsa matla, sekoahelo sa qubu le 'mele oa pier o tla hahuoa ka ho pompa metsi,' me botebo ba moralo oa ho pompa metsi bo tla fihla ho limithara tse 20.
Kahong ea haeteroliki, sebaka sa kaho hangata se seholo, 'me hangata se sebelisetsoa ho etsa cofferdam ea meralo.E entsoe ka 'mele e mengata e hokahaneng e le' ngoe, e 'ngoe le e' ngoe e entsoe ka liqubu tse ngata tsa tšepe, 'me bohareng ba' mele o le mong ho tletse mobu.Sebaka sa cofferdam se seholo haholo, 'me lebota la cofferdam ha le khone ho tšehetsoa ke tšehetso.Ka hona, 'mele o mong le o mong o khona ho hanela ho phethoha, ho thella le ho thibela ho phatloha ho hoholo ha likhohlano.Tse sebelisoang hangata ke libopeho tse chitja le tsa karohano.
1.Letlapa la tšepe
2.Mohaho o kopanetsoeng mahlakoreng ka bobeli
3.Theha marako mobung le metsi
Lisebelisoa tsa Parameters
Letlapa la tšepe le nang le serame
Thepa ea tšepe e lula e bata ka ho tsoelang pele-e etsa lesela la tšepe ho etsa poleiti bakeng sa motheo oa moaho o nang le karolo ea Z sebopeho, sebopeho sa U kapa libopeho tse ling tse ka hokahanngoang ka senotlolo.
Letlapa la tšepe qubu e hlahisoang ke mokhoa oa ho kolobisa ho batang ke e 'ngoe ea lihlahisoa tse ka sehloohong tsa tšepe e pholileng e sebelisoang ho boenjiniere ba sechaba.Letlapa la tšepe qubu le khannoa (petelitsoe) motheong le mokhanni oa qubu ho li kopanya ho etsa lerako la qubu ea tšepe bakeng sa ho boloka mobu le metsi.Mefuta e tloaelehileng ea likarolo e kenyelletsa poleiti ea U-shaped, Z-shaped le straight-web plate.Letlapa la tšepe qubu e loketse motheo o bonolo le tšehetso e tebileng ea sekoti sa motheo ka boemo bo phahameng ba metsi a fatše.Ho bonolo ho aha.Melemo ea eona ke ts'ebetso e ntle ea ho emisa metsi mme e ka sebelisoa hape.Boemo ba ho fana ka qubu ea lakane ea tšepe Bolelele ba ho fana ka qubu ea tšepe e entsoeng ka serame ke 6m, 9m, 12m, 15m, hape e ka sebetsoa ho latela litlhoko tsa mosebelisi.Bolelele bo boholo ke 24m.(Haeba mosebeletsi a e-na le litlhoko tse khethehileng tsa bolelele, li ka behoa pele ha li laela) Lithako tsa tšepe tse entsoeng ka serame li ka tsamaisoa ho latela boima ba 'nete kapa boima ba theory.Tšebeliso ea qubu ea tšepe ea tšepe Sehlahisoa sa qubu ea tšepe se entsoeng ka mokhoa o batang se na le litšobotsi tsa kaho e bonolo, tsoelo-pele e potlakileng, ha e hloke lisebelisoa tse kholo tsa kaho, 'me e loketse moralo oa sesmic lits'ebetsong tsa boenjiniere ba sechaba.E ka boela ea fetola sebopeho sa karolo le bolelele ba qubu ea tšepe e entsoeng ka serame ho ea ka boemo bo itseng ba morero, e le ho etsa hore moralo oa moralo o be le moruo le o utloahalang.Ntle le moo, ka moralo oa ntlafatso ea karolo ea sehlahisoa sa qubu ea tšepe e entsoeng ka serame, boleng ba boleng ba sehlahisoa bo ntlafalitsoe haholo, boima ba mithara ea bophara ba marako bo fokotsehile, 'me litšenyehelo tsa boenjiniere li fokotsehile. .[1]
Tekheniki parameter
Ho ea ka ts'ebetso ea tlhahiso, lihlahisoa tsa qubu ea tšepe li arotsoe ka mefuta e 'meli: qubu ea tšepe e entsoeng ka serame e nang le marako a tšepe le qubu ea lakane e chesang.Kahong ea boenjiniere, mefuta e mengata ea kopo ea liqubu tsa tšepe e entsoeng ka serame e batla e le moqotetsane, 'me boholo ba eona e sebelisoa e le tlatsetso ho lisebelisoa tse sebelisoang.Lithako tsa letlapa la tšepe tse kentsoeng ka ho chesa esale e le tsona lihlahisoa tse etellang pele lits'ebetsong tsa boenjiniere.Ho ipapisitsoe le melemo e mengata ea liqubu tsa tšepe tsa tšepe ha ho hahoa, Tsamaiso ea Naha ea Tlhokomelo ea Boleng, Tlhahlobo le Karabelo le Tsamaiso ea Naha ea Boemo ba Sechaba e ile ea fana ka maemo a naha a "Hot rolled U-shaped steel sheet qubus" ka la 14 May, 2007, e neng e le ka molao. e kentsoe ts'ebetsong ka la 1 Tšitoe, 2007. Qetellong ea lekholo la bo20 la lilemo, Masteel Co., Ltd. e ile ea hlahisa lithane tse fetang 5000 tsa lithako tsa tšepe tse entsoeng ka sebopeho sa U ka bophara ba 400 mm ka lebaka la maemo a thepa ea theknoloji ea ho roala ha bokahohle. mohala oa tlhahiso ea leloala o tsoang kantle ho naha, 'me oa li sebelisa ka katleho boema-fofane ba Nenjiang Bridge, boema-kepe ba lithane tse 300000 tsa Jingjiang New Century Shipyard le morero oa taolo ea likhohola Bangladesh.Leha ho le joalo, ka lebaka la ts'ebetso e tlase ea tlhahiso, melemo e fokolang ea moruo, tlhoko e tlase ea lehae le boiphihlelo bo sa lekaneng ba tekheniki nakong ea tlhahiso ea liteko, tlhahiso ha ea ka ea tšoarella.Ho ea ka lipalo-palo, hajoale, ts'ebeliso ea selemo le selemo ea liqubu tsa tšepe Chaena e ntse e le lithane tse 30000, e leng karolo ea 1% feela ea kakaretso ea lefats'e, 'me e lekanyelitsoe mererong e meng ea ka ho sa feleng e kang kaho ea boema-kepe, boema-kepe le sebaka sa likepe le merero ea nakoana e joalo. joalo ka borokho cofferdam le tšehetso sekoti motheo.
Mokotlana oa letlapa la tšepe le entsoeng ka serame ke mohaho oa tšepe o entsoeng ka ho phalla ho tsoelang pele ha yuniti e entsoeng ka serame, 'me senotlolo sa mahlakoreng se ka tsoela pele ho pota-pota ho etsa lerako la qubu ea lakane.Letlapa la tšepe le entsoeng ka mokhoa o batang le entsoe ka lipoleiti tse tšesaane (hangata 8 mm ~ 14 mm botenya) 'me li sebetsoa ka mokhoa o batang oa ho theha.Theko ea eona ea tlhahiso e tlase mme theko e tlase, 'me taolo ea boholo e fetoha habonolo.Leha ho le joalo, ka lebaka la mokhoa o bonolo oa ho sebetsa, botenya ba karolo e 'ngoe le e' ngoe ea 'mele oa qubu bo tšoana,' me boholo ba karolo ha bo khone ho ntlafatsoa, ho fella ka keketseho ea tšebeliso ea tšepe;Sebopeho sa karolo ea ho notlela se thata ho laola, 'me ho hokahanya ha ho thata ka thata ebile ha ho khone ho emisa metsi;E lekanyelitsoe ke bokhoni ba lisebelisoa tse batang tsa ho koba, ho ka hlahisoa feela lihlahisoa tse nang le matla a tlase le botenya bo bobebe;Ho phaella moo, khatello ea kelello e hlahisoang nakong ea ho kobeha ho batang e batla e le khōlō, 'me' mele oa qubu o bonolo ho o senya ha o sebelisoa, o nang le mefokolo e kholo ea tšebeliso.Kahong ea boenjiniere, mefuta e mengata ea kopo ea liqubu tsa tšepe e entsoeng ka serame e batla e le moqotetsane, 'me boholo ba eona e sebelisoa feela e le tlatsetso ho lisebelisoa tse sebelisoang.Likarolo tsa qubu ea tšepe e entsoeng ka mokhoa o batang: ho ea ka boemo ba 'nete ba morero, karolo ea moruo le e utloahalang e ka khethoa ho fihlela katleho ea moralo oa morero, ho boloka 10-15% ea thepa ha e bapisoa le e chesang e chesang. qubu ea tšepe e nang le ts'ebetso e ts'oanang, e fokotsa haholo litšenyehelo tsa kaho.
Tlanya kenyelletso
Kenyelletso ea mantlha ea qubu ea tšepe ea sebopeho sa U
1.Moralo oa sebopeho sa karolo ea WR letoto la lipampiri tsa letlapa lea utloahala, 'me theknoloji ea ho theha e tsoetse pele, e etsang hore karo-karolelano ea modulus ea karolo le boima ba lihlahisoa tsa qubu ea tšepe e tsoele pele ho eketseha, e le hore e ka fumana melemo e metle ea moruo ha e sebelisoa le ho atolosa tšimo ea kopo ea liqubu tsa tšepe tse entsoeng ka serame.
2.Letlapa la tšepe la WRU le na le mefuta e fapaneng ea litlhaloso le mehlala.
3.E entsoe le ho hlahisoa ho latela maemo a Europe, sebopeho sa symmetrical se loketse tšebeliso e pheta-phetoang, e lekanang le ho roala ho chesang ho latela tšebeliso e pheta-phetoang, 'me e na le amplitude e itseng ea angle, e loketseng ho lokisa ho kheloha ha mohaho.
4.Tšebeliso ea tšepe e matla le lisebelisoa tse tsoetseng pele tsa tlhahiso li netefatsa ts'ebetso ea liqubu tsa tšepe tse entsoeng ka serame.
5.Bolelele bo ka etsoa ho ea ka litlhoko tsa moreki, e leng se tlisang boiketlo ba ho haha le ho fokotsa litšenyehelo.
6.Ka lebaka la boiketlo ba tlhahiso, e ka rekoa esale pele pele e tsamaisoa ha e sebelisoa ka liqubu tse kopantsoeng.
7.Moralo oa tlhahiso le potoloho ea tlhahiso e khuts'oane, mme ts'ebetso ea liqubu tsa letlapa la tšepe li ka khethoa ho latela litlhoko tsa bareki.
Tšōmo le melemo ea letoto la lihlooho tse nang le sebopeho sa U se entsoeng ka tšepe e batang
1.Lithako tsa tšepe tse bōpehileng joaloka U li na le litlhaloso le mefuta e sa tšoaneng.
2.E entsoe le ho hlahisoa ho ea ka litekanyetso tsa Europe, ka sebopeho sa sebopeho sa symmetrical, se loketseng ho sebelisoa hape, 'me se lekana le ho roala ho chesang mabapi le ho sebelisoa hape.
3.Bolelele bo ka etsoa ho ea ka litlhoko tsa moreki, e leng se tlisang boiketlo ba ho haha le ho fokotsa litšenyehelo.
4.Ka lebaka la boiketlo ba tlhahiso, e ka rekoa esale pele pele e tsamaisoa ha e sebelisoa ka liqubu tse kopantsoeng.
5.Moralo oa tlhahiso le potoloho ea tlhahiso e khuts'oane, mme ts'ebetso ea liqubu tsa letlapa la tšepe li ka khethoa ho latela litlhoko tsa bareki.
Litlhaloso tse tloaelehileng tsa qubu ea tšepe e entsoeng ka sebopeho sa U
| Mofuta | Bophara | Bophahamo | Botenya | Sectional area | Boima ka qubu | Boima ba lebota | Nako ea Inertia | Modulus ea karolo |
| mm | mm | mm | Cm2/m | Kg/m | Kg/m2 | Cm4/m | Cm3/m | |
| WRU7 | 750 | 320 | 5 | 71.3 | 42.0 | 56.0 | 10725 | 670 |
| WRU8 | 750 | 320 | 6 | 86.7 | 51.0 | 68.1 | 13169 | 823 |
| WRU9 | 750 | 320 | 7 | 101.4 | 59.7 | 79.6 | 15251 | 953 |
| WRU10-450 | 450 | 360 | 8 | 148.6 | 52.5 | 116.7 | 18268 | 1015 |
| WRU11-450 | 450 | 360 | 9 | 165.9 | 58.6 | 130.2 | 20375 | 1132 |
| WRU12-450 | 450 | 360 | 10 | 182.9 | 64.7 | 143.8 | 22444 | 1247 |
| WRU11-575 | 575 | 360 | 8 | 133.8 | 60.4 | 105.1 | 19685 | 1094 |
| WRU12-575 | 575 | 360 | 9 | 149.5 | 67.5 | 117.4 | 21973 | 1221 |
| WRU13-575 | 575 | 360 | 10 | 165.0 | 74.5 | 129.5 | 24224 | 1346 |
| WRU11-600 | 600 | 360 | 8 | 131.4 | 61.9 | 103.2 | 19897 | 1105 |
| WRU12-600 | 600 | 360 | 9 | 147.3 | 69.5 | 115.8 | 22213 | 1234 |
| WRU13-600 | 600 | 360 | 10 | 162.4 | 76.5 | 127.5 | 24491 | 1361 |
| WRU18-600 | 600 | 350 | 12 | 220.3 | 103.8 | 172.9 | 32797 | 1874 |
| WRU20-600 | 600 | 350 | 13 | 238.5 | 112.3 | 187.2 | 35224 | 2013 |
| WRU16 | 650 | 480 | 8. | 138.5 | 71.3 | 109.6 | 39864 | 1661 |
| WRU 18 | 650 | 480 | 9 | 156.1 | 79.5 | 122.3 | 44521 | 1855 |
| WRU20 | 650 | 540 | 8 | 153.7 | 78.1 | 120.2 | 56002 | 2074 |
| WRU23 | 650 | 540 | 9 | 169.4 | 87.3 | 133.0 | 61084 | 2318 |
| WRU26 | 650 | 540 | 10 | 187.4 | 96.2 | 146.9 | 69093 | 2559 |
| WRU30-700 | 700 | 558 | 11 | 217.1 | 119.3 | 170.5 | 83139 | 2980 |
| WRU32-700 | 700 | 560 | 12 | 236.2 | 129.8 | 185.4 | 90880 | 3246 |
| WRU35-700 | 700 | 562 | 13 | 255.1 | 140.2 | 200.3 | 98652 | 3511 |
| WRU36-700 | 700 | 558 | 14 | 284.3 | 156.2 | 223.2 | 102145 | 3661 |
| WRU39-700 | 700 | 560 | 15 | 303.8 | 166.9 | 238.5 | 109655 | 3916 |
| WRU41-700 | 700 | 562 | 16 | 323.1 | 177.6 | 253.7 | 117194 | 4170 |
| WRU 32 | 750 | 598 | 11 | 215.9 | 127.1 | 169.5 | 97362 | 3265 |
| WRU35 | 750 | 600 | 12 | 234.9 | 138.3 | 184.4 | 106416 | 3547 |
| WRU36-700 | 700 | 558 | 14 | 284.3 | 156.2 | 223.2 | 102145 | 3661 |
| WRU39-700 | 700 | 560 | 15 | 303.8 | 166.9 | 238.5 | 109655 | 3916 |
| WRU41-700 | 700 | 562 | 16 | 323.1 | 177.6 | 253.7 | 117194 | 4170 |
| WRU 32 | 750 | 598 | 11 | 215.9 | 127.1 | 169.5 | 97362 | 3265 |
| WRU35 | 750 | 600 | 12 | 234.9 | 138.3 | 184.4 | 106416 | 3547 |
| WRU38 | 750 | 602 | 13 | 253.7 | 149.4 | 199.2 | 115505 | 3837 |
| Tlhaloso: WRU40 | 750 | 598 | 14 | 282.2 | 166.1 | 221.5 | 119918 | 4011 |
| WRU 43 | 750 | 600 | 15 | 301.5 | 177.5 | 236.7 | 128724 | 4291 |
| WRU 45 | 750 | 602 | 16 | 320.8 | 188.9 | 251.8 | 137561 | 4570 |
Letlapa la tšepe le bōpehileng joaloka Z
Mekhabiso ea ho notlela e arotsoe ka mokhoa o ts'oanang ka mahlakoreng ka bobeli a axis e sa jeleng paate, 'me websaete e ntse e tsoela pele, e leng ho ntlafatsang haholo karolo ea modulus le ho satalla ho khumama,' me e tiisa hore thepa ea mochine ea karolo e ka ntlafatsoa ka botlalo.Ka lebaka la sebopeho sa eona se ikhethang sa karolo le senotlolo se tšepahalang sa Larssen.
Melemo le litšoantšo tsa qubu ea tšepe e bōpehileng joaloka Z
1.Moralo o feto-fetohang o nang le karolo e batlang e phahame ea modulus le karo-karolelano ea boima.
2.Nako e phahameng ea inertia e eketsa ho tiea ha lerako la qubu ea lakane mme e fokotsa ho falla le deformation.
3.Bophara bo boholo, ka katleho ho boloka nako ea ho hoisting le liqubu.
4.Ka keketseho ea bophara ba karolo, palo ea shrinkage ea lerako la qubu ea lakane e fokotsehile, mme ts'ebetso ea eona ea ho tiisa metsi e ntlafatsoa ka kotloloho.
5.Likarolo tse senyehileng haholo li se li teteaneng, 'me khanyetso ea kutu e ntle haholo.
Litlhaloso tse tloaelehileng tsa qubu ea tšepe ea sebopeho sa Z
| Mofuta | Bophara | Bophahamo | Botenya | Sectional area | Boima ka qubu | Boima ba lebota | Nako ea Inertia | Modulus ea karolo |
| mm | mm | mm | Cm2/m | Kg/m | Kg/m2 | Cm4/m | Cm3/m | |
| WRZ16-635 | 635 | 379 | 7 | 123.4 | 61.5 | 96.9 | 30502 | 1610 |
| WRZ18-635 | 635 | 380 | 8 | 140.6 | 70.1 | 110.3 | 34717 | 1827 |
| WRZ28-635 | 635 | 419 | 11 | 209.0 | 104.2 | 164.1 | 28785 | 2805 |
| WRZ30-635 | 635 | 420 | 12 | 227.3 | 113.3 | 178.4 | 63889 | 3042 |
| WRZ32-635 | 635 | 421 | 13 | 245.4 | 122.3 | 192.7 | 68954 | 3276 |
| WRZ12-650 | 650 | 319 | 7 | 113.2 | 57.8 | 88.9 | 19603 | 1229 |
| WRZ14-650 | 650 | 320 | 8 | 128.9 | 65.8 | 101.2 | 22312 | 1395 |
| WRZ34-675 | 675 | 490 | 12 | 224.4 | 118.9 | 176.1 | 84657 | 3455 |
| WRZ37-675 | 675 | 491 | 13 | 242.3 | 128.4 | 190.2 | 91327 | 3720 |
| WRZ38-675 | 675 | 491.5 | 13.5 | 251.3 | 133.1 | 197.2 | 94699 | 3853 |
| WRZ18-685 | 685 | 401 | 9 | 144 | 77.4 | 113 | 37335 | 1862 |
| WRZ20-685 | 685 | 402 | 10 | 159.4 | 85.7 | 125.2 | 41304 | 2055 |
L/S tšepe lakane qubu
Mofuta oa L o sebelisoa haholo-holo bakeng sa ts'ehetso ea letamo, lebota la letamo, ho chekoa ha kanale le ho cheka foro.
Karolo e bobebe, sebaka se nkiloeng ke lerako la qubu se senyenyane, senotlolo se ka lehlakoreng le le leng, 'me mohaho o loketse.E sebetsa ho kaho ea ho epolloa ha boenjiniere ba masepala.
| Litlhaloso tse tloaelehileng tsa qubu ea tšepe e bōpehileng joaloka L | |||||||
| Mofuta | Bophara | Bophahamo | Botenya | Boima ka qubu | Boima ba lebota | Nako ea Inertia | Modulus ea karolo |
| mm | mm | mm | Kg/m | Kg/m2 | Cm4/m | Cm3/m | |
| WRL1.5 | 700 | 100 | 3.0 | 21.4 | 30.6 | 724 | 145 |
| WRL2 | 700 | 150 | 3.0 | 22.9 | 32.7 | 1674 | 223 |
| WRI3 | 700 | 150 | 4.5 | 35.0 | 50.0 | 2469 | 329 |
| WRL4 | 700 | 180 | 5.0 | 40.4 | 57.7 | 3979 | 442 |
| WRL5 | 700 | 180 | 6.5 | 52.7 | 75.3 | 5094 | 566 |
| WRL6 | 700 | 180 | 7.0 | 57.1 | 81.6 | 5458 | 606 |
| Litlhaloso tse tloaelehileng tsa qubu ea s-shaped sheet sheet | |||||||
| Mofuta | Bophara | Bophahamo | Botenya | Boima ka qubu | Boima ba lebota | Nako ea Inertia | Modulus ea karolo |
| mm | mm | mm | Kg/m | Kg/ m2 | Cm4/m | Cm3/m | |
| WRS4 | 600 | 260 | 3.5 | 31.2 | 41.7 | 5528 | 425 |
| WRS5 | 600 | 260 | 4.0 | 36.6 | 48.8 | 6703 | 516 |
| WRS6 | 700 | 260 | 5.0 | 45.3 | 57.7 | 7899 | 608 |
| WRS8 | 700 | 320 | 5.5 | 53.0 | 70.7 | 12987 | 812 |
| WRS9 | 700 | 320 | 6.5 | 62.6 | 83.4 | 15225 | 952 |
Mofuta o mong oa qubu ea tšepe ea mofuta o otlolohileng e loketse ho epolloa ha liforo tse ling, haholo-holo ha sebaka se pakeng tsa mehaho e 'meli se le senyenyane' me ho hlokahala ho epolloa, hobane bophahamo ba eona bo tlaase 'me bo haufi le mola o otlolohileng.
Melemo le li-icon tsa liqubu tsa lakane tsa tšepe tse melang
Ntlha ea pele, e ka theha lerako la qubu ea tšepe e tsitsitseng ho etsa bonnete ba hore ho epolloa ho theohele tlaase ntle le ho angoa ke ho hatakela mahlakoreng ka bobeli le metsi a fatše.
Ea bobeli, e boetse e thusa ho tsitsisa motheo, kahoo ho tiisa botsitso ba mehaho ka mahlakoreng a mabeli.
| Litlhaloso tse tloaelehileng tsa qubu ea letlapa la linear | |||||||||||||||||
| Mofuta | Bophara mm | Bophahamo mm | Botenya mm | Sebaka sa karolo cm2/ m | Boima ba 'mele | Motsotso oa Inertia cm4/m | Modulus ea karolo cm3/ m | ||||||||||
| Boima ba khilo ka kg/m | Boima ka lebota la kg/m2 | ||||||||||||||||
| WRX 600-10 | 600 | 60 | 10.0 | 144.8 | 68.2 | 113.6 | 396 | 132 | |||||||||
| WRX600-11 | 600 | 61 | 11.0 | 158.5 | 74.7 | 124.4 | 435 | 143 | |||||||||
| WRX600-12 | 600 | 62 | 12.0 | 172.1 | 81.1 | 135.1 | 474 | 153 | |||||||||
| E tloaelehileng bakeng sa ho hlophisoa ha lik'hemik'hale le thepa ea mechine ea thepa ea qubu ea tšepe e entsoeng ka serame GB/T700-1988 GB/T1591-1994 GB/T4171-2000 | |||||||||||||||||
| Brand | Sebopeho sa lik'hemik'hale | Thepa ea mochini | |||||||||||||||
| C | Si | Mn | P | S | fe matlaMpa | tiisetso Mpa | Elongation | Matla a amang | |||||||||
| Q345B | s0.20 | ≤0.50 | ≤1.5 | ≤0.025 | ≤0.020 | 2345 | 470-630 | ≥21 | 234 | ||||||||
| Q235B | 0.12-0.2 | s0.30 | 0.3-0.7 | ≤0.045 | ≤0.045 | ≥235 | 375-500 | 226 | 227 | ||||||||
Letlapa la tšepe le chesang
Lithako tsa lakane tsa tšepe tse chesang, joalo ka ha lebitso le bolela, ke liqubu tsa lakane tsa tšepe tse hlahisoang ke ho tjheseletsa le ho roala ho chesang.Ka lebaka la theknoloji e tsoetseng pele, ho loma ha eona ho notlela ho na le ho hanyetsa metsi a thata.
Mohlala oa parameter
| Litšobotsi tsa karolo ea qubu ea lakane ea tšepe e chesang e kentsoeng | ||||||||||||||||
| Mofuta | Boholo ba karolo | Boima ka qubu | Boima ba lebota | |||||||||||||
| Bophara | Bophahamo | Botenya | Karolo sebaka | Boima ba khopolo | Motsotsoana oa Inertia | Modulus ea karolo | Sectional area | Khopolo-taba boima | Motsotsoana oa Inertia | Modulus ea karolo | ||||||
| mm | mm | mm | cmz | cm2 | Kg/m | Cm3/m | cm7/m | cm2/m | Kg/m? | cm4 | cm3/m | |||||
| SKSP- Ⅱ | 400 | 100 | 10.5 | 61.18 | 48.0 | 1240 | 152 | 153.0 | 120 | 8740 | 874 | |||||
| SKSP-Ⅲ | 400 | 125 | 13.0 | 76.42 | 60.0 | 2220 | 223 | 191.0 | 150 | 16800 | 1340 | |||||
| SKSP-IV | 400 | 170 | 15.5 | 96.99 | 76.1 | 4670 | 362 | 242.5 | 190 | 38600 | 2270 | |||||
| Letlapa la boemo ba tšepe, sebopeho sa lik'hemik'hale le lisebelisoa tsa thepa ea mechine ea qubu ea tšepe e chesang e chesang | ||||||||||||||||
| Nomoro ea mohala | Mofuta | Sebopeho sa lik'hemik'hale | Tlhahlobo ea mechine | |||||||||||||
| C | Si | Mong | P | S | N | Matla a ho hlahisa N/mm | Matla a ho tiea N/mm | Elongation | ||||||||
| JIS A5523 | SYW295 | 0.18 max | 0.55 boholo | 1.5 max | 0.04 boholo | 0.04 boholo | 0.006 max | >295 | > 490 | >17 | ||||||
| SYW390 | 0.18 max | 0.55 boholo | 1.5 max | 0.04 boholo | 0.04 3X | 0.006 max | 0.44 boholo | > 540 | >15 | |||||||
| JIS A5528 | SY295 | 0.04 boholo | 0.04 boholo | >295 | > 490 | >17 | ||||||||||
| SY390 | 0.04 boholo | 0.04 boholo | > 540 | >15 | ||||||||||||
Sehlopha sa Sebopeho
Letlapa la tšepe le nang le sebopeho sa U
Lithako tse entsoeng ka tšepe tse kopantsoeng
Litšobotsi
Litšobotsi tsa ts'ebeliso:
1.Sebetsa le ho rarolla letoto la mathata tšebetsong ea merafo.
2.Kaho e bonolo le nako e khutšoane ea kaho.
3.Bakeng sa mosebetsi oa kaho, e ka fokotsa litlhoko tsa sebaka.
4.Tšebeliso ea liqubu tsa tšepe ea tšepe e ka fana ka tšireletso e hlokahalang le ho ba le nako e matla (bakeng sa thuso ea likoluoa).
5.Tšebeliso ea liqubu tsa letlapa la tšepe e ke ke ea thibeloa ke maemo a leholimo;Ts'ebetsong ea ho sebelisa liqubu tsa letlapa la tšepe, e ka nolofatsa lits'ebetso tse rarahaneng tsa ho lekola ts'ebetso ea lisebelisoa kapa litsamaiso ho netefatsa hore li fetoha le maemo, li fetoha hantle, 'me li ka sebelisoa hape.
6.E ka sebelisoa hape le ho sebelisoa hape ho boloka chelete.
Hydraulic engineering - meaho e haufi le litsela tsa lipalangoang tsa boema-kepe - litsela le literene
1.Lerako la wharf, lerako la tlhokomelo le lerako le bolokang;.
2.Kaho ea boema-kepe le libaka tsa likepe le marako a ho arola lerata.
3.qubu ea ts'ireletso ea lithapo, (wharf) bollard, motheo oa borokho.
4.Radar rangefinder, letsoapo, letsoapo.
5.Seporo se tebang le ho boloka metsi a ka tlas'a lefatše.
6.Tunnel.
Mesebetsi ea sechaba ea litsela tsa metsi:
1.Tlhokomelo ea litsela tsa metsi.
2.Ho boloka lerako.
3.Kopanya li-subgrade le mokoloko.
4.Thepa ea thepa;Thibela ho hlapa.
Taolo ea tšilafalo ea meaho ea boenjiniere ea paballo ea metsi - libaka tse silafetseng, ho tlatsoa ha terata:
1.Liloko tsa likepe, linotlolo tsa metsi, le terata e tiisitsoeng e tiisitsoeng (ea linōka).
2.Weir, embankment, epolloa bakeng sa ho nkela mobu sebaka.
3.Sebaka sa motheo sa borokho le tanka ea metsi.
4.Culvert (tseleng e kholo, seporo, joalo-joalo);, Tšireletso ea kanale e ka tlas'a lefatše ea moepa sebakeng se holimo.
5.Monyako oa polokeho.
6.Phokotso ea lerata la letamo la taolo ea likhohola.
7.Lerako la ho itšehla thajana le lerata la borokho le boema-kepe;
8.Sebopeho sa lik'hemik'hale le thepa ea mechine ea thepa ea qubu ea tšepe e entsoeng ka serame.[1]
Melemo:
1.Ka matla a matla a ho jara le mohaho o bobebe, lerako le tsoelang pele le entsoeng ka liqubu tsa letlapa la tšepe le na le matla a phahameng le ho tiea.
2.Ho tiea ha metsi ho molemo, 'me senotlolo sa ho hokahanya ha qubu ea letlapa la tšepe se kopantsoe ka thata, seo ka tlhaho se ka thibelang ho phalla.
3.Kaho e bonolo, e ka ikamahanya le maemo a fapaneng a jeoloji le boleng ba mobu, e ka fokotsa boholo ba ho epolloa ha sekoti sa motheo, 'me ts'ebetso e lula sebakeng se senyenyane.
4.E ntle durability.Ho itšetlehile ka phapang ea tikoloho ea tšebeliso, bophelo ba tšebeletso bo ka ba lilemo tse 50.
5.Kaho e na le tikoloho, 'me mobu le konkreite tse nkiloeng li fokotsehile haholo, tse ka sireletsang mehloli ea mobu ka katleho.
6.Ts'ebetso e sebetsa hantle, 'me e loketse haholo bakeng sa ts'ebetsong e potlakileng ea taolo ea likhohola, ho putlama, lehlabathe le potlakileng, tšisinyeho ea lefatše le liphallelo tse ling le thibelo.
7.Lisebelisoa li ka sebelisoa hape 'me tsa sebelisoa hape ka makhetlo a 20-30 mesebetsing ea nakoana.
8.Ha ho bapisoa le mehaho e meng e le 'ngoe, lerako le bobebe' me le na le ho ikamahanya le maemo ho feta ho deformation, e leng se loketseng bakeng sa thibelo le phekolo ea likoluoa tse fapaneng tsa jeoloji.
Kopo
Mosebetsi, ponahalo le boleng bo sebetsang ke litekanyetso tseo batho ba li sebelisang ha ba khetha thepa ea mohaho kajeno.Lithako tsa letlapa la tšepe li lumellana le lintlha tse tharo tse ka holimo: likarolo tsa likarolo tsa eona tsa tlhahiso li fana ka mohaho o bonolo le o sebetsang, o finyella litlhoko tsohle tsa ts'ireletso ea moralo le ts'ireletso ea tikoloho, 'me mehaho e phethiloeng ka liqubu tsa tšepe e na le khoheli e kholo.
Ts'ebeliso ea liqubu tsa tšepe ea lipampiri e fetela le ho fetela indastering eohle ea kaho, ho tloha ts'ebelisong ea boenjiniere ba setso sa polokelo ea metsi le theknoloji ea sechaba, hammoho le ts'ebeliso ea seporo le terene ho isa ts'ebetsong ea taolo ea tšilafalo ea tikoloho.
Bohlokoa bo sebetsang ba liqubu tsa lishiti tsa tšepe bo bonahetse tlhahisong e ncha ea lihlahisoa tse ngata tse ncha, tse kang: meaho e meng e khethehileng e cheselitsoeng;Letlapa la tšepe le entsoeng ke mokhanni oa qubu ea hydraulic vibratory;Sesepa se tiisitsoeng le kalafo ea pente ea feme.Lintlha tse ngata li etsa bonnete ba hore liqubu tsa letlapa la tšepe li boloka e 'ngoe ea lintho tse sebetsang ka ho fetisisa tsa likarolo tsa tlhahiso, ke hore, ha e thuse feela ho ba le boleng ba boleng ba tšepe, empa hape e thusa ho etsa lipatlisiso le nts'etsopele ea' maraka oa qubu ea tšepe;E thusa molemong oa ntlafatso ea sebopeho sa sehlahisoa ho fihlela litlhoko tsa basebelisi hamolemo.
Nts'etsopele ea theknoloji e khethehileng ea ho tiisa le ho hatisa haholo ke mohlala o motle oa sena.Ka mohlala, tsamaiso ea patent ea HOESCH e butse tšimo e ncha ea bohlokoa ea qubu ea tšepe e laolang tšilafalo.
Kaha qubu ea tšepe ea HOESCH e ne e sebelisoa e le lerako le tiisitsoeng le tiisitsoeng le tiisitsoeng ka 1986 ho sireletsa mobu o silafetseng, ho fumanoe hore qubu ea tšepe e finyella litlhoko tsohle tsa ho thibela ho tsoa ha metsi le tšilafalo.Melemo ea liqubu tsa tšepe lakane e le ho boloka marako butle-butle ho pharaletseng sebelisoa masimong a mang.
Tse latelang ke tse ling tsa libaka tse sebetsang hantle tsa boenjineri ba geotechnical le ts'ebeliso ea liqubu tsa maqephe a tšepe:
* Cofferdam
* Phallo le taolo ea likhohola tsa noka
* Lekhoakhoa la tsamaiso ea metsi
* Taolo ea likhohola
* Sekoahelo
* Letlapa le sireletsang
* Puseletso ea lebopo
* Sehiloeng sa kotopo le bolulo ba kotopo
* Metsi a qhekellang
* Lerako le otlolohileng
* Ho lokisa moepa
* Lerako la Baffle
Melemo ea ho sebelisa terata ea qubu ea tšepe:
* Ha ho na ho cheka ho hlokahalang ho fokotsa ho lahloa ha litšila
* Haeba ho hlokahala, qubu ea lakane ea tšepe e ka tlosoa ka mor'a ho sebelisoa
* Ha e angoe ke boemo ba leholimo le metsi a tebileng a ka tlas'a lefatše
* Ho cheka ka mokhoa o sa tloaelehang ho ka sebelisoa
* Kaho e ka etsoa ka sekepeng ntle le ho hlophisa sebaka se seng
Mokhoa oa kaho
Lokisetsa
1.Tokisetso ea kaho: pele o khanna qubu, notch ntlheng ea qubu e tla koaloa ho qoba ho petetsa mobu, 'me molomo oa senotlolo o tla tlotsoa ka botoro kapa mafura a mang.Bakeng sa liqubu tsa tšepe tsa lakane tse 'nileng tsa tsoa ho lokisoa ka nako e telele, molomo oa senotlolo o holofetseng le mafome a tebileng, li lokela ho lokisoa le ho lokisoa.Bakeng sa liqubu tse kobehileng le tse holofetseng, li ka lokisoa ka jack hydraulic jack kapa ho omisa mollo.
2.Karohano ea karolo ea phallo ea ho khanna qubu.
3.Nakong ea ho khanna qubu.Ho etsa bonnete ba verticality ea tšepe sheet qubu.Sebelisa li-theodolite tse peli ho laola ka mahlakoreng a mabeli.
4.Boemo le tataiso ea liqubu tsa tšepe tsa pele le tsa bobeli tse lokelang ho khannoa li tla nepahala, e le ho bapala karolo ea template e tataisang.Ka hona, tekanyo e tla etsoa hanngoe ka 1m e 'ngoe le e' ngoe ea ho khanna, 'me matlafatso kapa poleiti ea tšepe e tla kenngoa ka tšehetso ea purlin bakeng sa ho lokisa nakoana hang ka mor'a ho khanna ho ea botebo bo reriloeng esale pele.
Moralo
1. Khetho ea mokhoa oa ho khanna
Mokhoa oa kaho oa liqubu tsa tšepe tsa tšepe ke mokhoa o arohaneng oa ho khanna, o qalang ho tloha sekhutlong se le seng sa lerako la lakane 'me o khannoa ka bonngoe (kapa tse peli ka sehlopha) ho fihlela qetellong ea morero.Melemo ea eona ke mohaho o bonolo le o potlakileng 'me ha ho hlokahale litšehetso tse ling tse thusang.Mefokolo ea eona ke hore ho bonolo ho sekamisetsa qubu ea lakane ka lehlakoreng le leng, 'me ho thata ho e lokisa ka mor'a ho bokella liphoso.Ka hona, mokhoa o fapaneng oa ho khanna o sebetsa feela tabeng eo litlhoko tsa lerako la qubu ea lakane li sa phahametseng le bolelele ba qubu ea lakane e nyenyane (e kang ka tlase ho 10 m).
2.Mokhoa oa ho khanna skrineng ke ho kenya liqubu tsa tšepe tse 10-20 ka har'a foreimi ea tataiso ka mela, ebe o li khanna ka lihlopha.Nakong ea ho khanna, liqubu tsa tšepe lipheletsong tse peli tsa lebota la skrine li tla khannoa sebakeng se phahameng sa moralo kapa botebo bo itseng hore e be liqubu tsa lakane, ebe li khannoa bohareng ka mehato ea 1/3 le 1/2 ea bophahamo ba qubu ea lakane. .Melemo ea mokhoa oa ho khanna skrineng ke: e ka fokotsa ho bokella phoso ea tšekamelo, ho thibela tšekamelo e feteletseng, 'me ho bonolo ho finyella ho koala le ho netefatsa boleng ba kaho ea lerako la qubu ea lakane.Bothata ke hore bophahamo bo ikemetseng ba qubu e kentsoeng e batla e phahame, 'me tlhokomelo e lokela ho lefshoa ho botsitso le polokeho ea kaho ea qubu e kentsoeng.
3.Ho khannoa ha liqubu tsa letlapa la tšepe.
Nakong ea ho khanna qubu, boemo ba ho khanna le tataiso ea liqubu tsa tšepe tsa pele le tsa bobeli tse lokelang ho khannoa li lokela ho netefatsa ho nepahala.E ka bapala karolo ea tataiso ea template.Ka kakaretso, e lokela ho lekanyetsoa hanngoe ho 1m ka ho khanna.Ho hahoa ha sekhutlo le ho koaloa ha qubu ea lakane ea tšepe ho ka amohela qubu ea lakane e nang le sebopeho se ikhethileng, mokhoa oa sehokelo, mokhoa o fetelletseng le mokhoa oa ho lokisa axis.E le ho etsa bonnete ba hore ho hahoa ka mokhoa o sireletsehileng, hoa hlokahala ho ela hloko le ho sireletsa liphaephe tsa bohlokoa le likhoele tse nang le matla a phahameng ka har'a sebaka sa ts'ebetso.
4.Ho tlosoa ha liqubu tsa letlapa la tšepe.
Ha o tlatsa sekoti sa motheo, qubu ea lakane ea tšepe e tla ntšoa hore e sebelisoe hape ka mor'a ho qeta.Pele ho ntšitsoeng, tatellano ea ho ntšoa, nako ea ho ntšoa le mokhoa oa kalafo oa lesoba la qubu ea liqubu tsa lakane tsa tšepe li tla ithutoa.E le ho hlola khanyetso ea liqubu tsa lakane, ho latela mochini o hulang oa qubu o sebelisitsoeng, mekhoa ea ho hula qubu e kenyelletsa ho hula qubu e tsitsitseng, ho hula qubu ea thothomelo le ho hula qubu ea tšusumetso.Nakong ea ts'ebetso ea ho tlosa, ela hloko ho shebella le ho sireletsa liphaephe tsa bohlokoa le lithapo tse nang le matla a phahameng ka har'a sebaka sa ts'ebetso.[1]
Thepa
1.Mechini e nang le tšusumetso e matla: hamore ea ho oa mahala, hamore ea mouoane, hamore ea moea, hamore ea hydraulic, hamore ea diesel, joalo-joalo.
2.Mechini ea ho khanna ka qubu e sisinyehang: Mochini oa mofuta ona o ka sebelisoa bakeng sa ho khanna le ho hula liqubu, 'me se sebelisoang hangata ke ho khanna ha qubu e sisinyehang le ho hula hamore.
3.Mochini oa ho khanna oa qubu ea ho sisinyeha: mofuta ona oa mochini o na le mochini o nang le tšusumetso lipakeng tsa 'mele oa mokhanni oa qubu ea vibrate le clamp.Ha "vibrate exciter" e hlahisa ho thothomela ho ea holimo le tlase, e hlahisa matla a ts'usumetso, a ntlafatsang haholo ts'ebetso ea kaho.
4.Mochini oa ho khanna oa qubu o tsitsitseng: tobetsa qubu ea lakane mobung ka matla a tsitsitseng.
