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混凝(níng)土抗(kàng)滲(shèn)儀 混凝(níng)土滲透儀操(cāo)作規程
1,灌(guàn)水(shuǐ):將(jiāng)注(zhù)水(shuǐ)嘴(zuǐ)的螺帽(mào)擰(níng)下(xià),同(tóng)時打開(kāi)7個截門,把漏鬥置於注(zhù)水嘴上(shàng),將清水注(zhù)於蓄(xù)水罐(guàn),觀(guān)察0號(hào)控(kòng)製(zhì)閥(fá)放水(shuǐ)管出(chū)水流暢(chàng),然後關閉(bì)0號(hào)控製(zhì)閥,直(zhí)至注(zhù)滿出水(shuǐ)為止,再將(jiāng)螺栓裝上(shàng)打(dǎ)緊(jǐn); 2,向(xiàng)透(tòu)水箱(xiāng)注滿(mǎn)清水;
3,將水(shuǐ)泵上(shàng)二(èr)升柱螺(luó)母拆下(xià),拔出(chū)上檔板及(jí)水泵柱塞,向泵(bèng)內注(zhù)滿(mǎn)清水(shuǐ),再按原方(fāng)向(xiàng)裝上即(jí)可(kě)開機(jī)正常(cháng)工作; 4,把(bǎ)裝(zhuāng)好(hǎo)試體的試(shì)模,可(kě)靠地裝固(gù)在(zài)儀器上;
5,啟動前先電接點(diǎn)壓力表的兩(liǎng)根限(xiàn)壓指(zhǐ)針(zhēn)轉(zhuǎn)到(dào)0.4Mpa的位(wèi)置上(shàng); 6,開泵:首(shǒu)先打開小水(shuǐ)閥,關(guān)閉0號(hào)截(jié)門(mén),直(zhí)到小水口且(qiě)水流(liú)成(chéng)綫(xiàn)後再(zài)打開1-6號截門,並將小(xiǎo)水(shuǐ)閥關(guān)閉(bì);
7,試(shì)壓(yā)從水(shuǐ)壓(yā)0.2MPa開(kāi)始,以後(hòu)每隔 8小時增(zēng)加0.1MPa,並(bìng)隨時(shí)注(zhù)意(yì)觀(guān)察試件表(biǎo)麵(miàn)滲(shèn)水情況(kuàng),當六個(gè)試(shì)體(tǐ)的(dí)端(duān)麵有(yǒu)3個呈(chéng)現(xiàn)有(yǒu)壓(yā)力水(shuǐ)滲(shèn)透(tòu)時(shí),記下(xià)此時壓(yā)力值(zhí),斷開(kāi)電(diàn)源,卸(xiè)去(qù)水(shuǐ)壓(yā)。 8,將(jiāng)貯水(shuǐ)罐(guàn),管(guǎn)路和(hé)泵體中(zhōng)的水(shuǐ)放盡(jìn),擦淨試模,並塗以(yǐ)防鏽(xiù)油(yóu)脂(zhī),
機器(qì)各裸(luǒ)露麵擦淨,加蓋(gài)外罩;
9,減(jiǎn)速(sù)箱(xiāng)內(nèi)應(yīng)注(zhù)入一定量(liáng)機(jī)油,並(bìng)定期(qī)更(gēng)換;
10,水泵(bèng)活(huó)塞及兩(liǎng)導柱8小時(shí)加注機(jī)油(yóu)潤滑(huá)一次,每次3-4滴
備案號: 技(jì)術支持: