你(Ni)知(Zhi)道(Dao)陕(Shan)西(Xi)轻(Qing)集(Ji)料(Liao)混(Hun)凝(Ning)土(Tu)在(Zai)施(Shi)工(Gong)过(Guo)程(Cheng)有(You)哪(Na)些(Xie)需(Xu)要(Yao)注(Zhu)意(Yi)的(De)地(Di)方(Fang)吗(Ma)?(?)本(Ben)期(Qi)俊(Jun)鲲(?)建(Jian)筑(Zhu)工(Gong)程(Cheng)有(You)限(Xian)公(Gong)司(Si)小(Xiao)编(Bian)给(Gei)大(Da)家(Jia)详(Xiang)细(Xi)的(De)介(Jie)绍(Shao)一(Yi)下(Xia)。(?)
1.(?)为(Wei)防(Fang)止(Zhi)轻(Qing)集(Ji)料(Liao)混(Hun)凝(Ning)土(Tu)拌(Ban)合(He)物(Wu)离(Li)析(Xi),(?)运(Yun)输(Shu)距(Ju)离(Li)应(Ying)尽(Jin)量(Liang)缩(Suo)短(Duan)。(?)在(Zai)停(Ting)放(Fang)或(Huo)运(Yun)输(Shu)过(Guo)程(Cheng)中(Zhong),(?)若(Ruo)产(Chan)生(Sheng)拌(Ban)合(He)物(Wu)稠(Chou)度(Du)损(Sun)失(Shi)或(Huo)离(Li)析(Xi)较(Jiao)重(Zhong)者(Zhe),(?)浇(Jiao)筑(Zhu)前(Qian)宜(Yi)采(Cai)用(Yong)人(Ren)工(Gong)二(?)次(Ci)拌(Ban)合(He)。(?)拌(Ban)合(He)物(Wu)从(Cong)搅(Jiao)拌(Ban)机(Ji)卸(Xie)料(Liao)起(Qi)到(Dao)浇(Jiao)筑(Zhu)入(Ru)模(Mo)止(Zhi)的(De)延(Yan)续(Xu)时(Shi)间(Jian)不(Bu)宜(Yi)超(Chao)过(Guo)45min。(?)
2.(?)轻(Qing)集(Ji)料(Liao)混(Hun)凝(Ning)土(Tu)拌(Ban)合(He)物(Wu)应(Ying)采(Cai)用(Yong)机(Ji)械(Xie)振(Zhen)捣(Dao)成(Cheng)型(Xing)。(?)对(Dui)流(Liu)动(Dong)性(Xing)大(Da)、(?)能(Neng)满(Man)足(Zu)强(Qiang)度(Du)要(Yao)求(Qiu)的(De)塑(Su)性(Xing)拌(Ban)合(He)物(Wu)以(Yi)及(Ji)结(Jie)构(Gou)保(Bao)温(Wen)类(Lei)和(He)保(Bao)温(Wen)类(Lei)轻(Qing)集(Ji)料(Liao)混(Hun)凝(Ning)土(Tu)拌(Ban)合(He)物(Wu),(?)可(Ke)采(Cai)用(Yong)人(Ren)工(Gong)插(Cha)捣(Dao)成(Cheng)型(Xing)。(?)
3.(?)用(Yong)干(Gan)硬(Ying)性(Xing)拌(Ban)合(He)物(Wu)浇(Jiao)筑(Zhu)的(De)配(Pei)筋(Jin)预(Yu)制(Zhi)构(Gou)件(Jian),(?)宜(Yi)采(Cai)用(Yong)振(Zhen)动(Dong)台(Tai)和(He)表(Biao)面(Mian)加(Jia)压(Ya)((?)加(Jia)压(Ya)重(Zhong)力(Li)约(Yue)0.2N/cm2)(?)成(Cheng)型(Xing)。(?)
4.(?)现(Xian)场(Chang)浇(Jiao)筑(Zhu)的(De)竖(Shu)向(Xiang)结(Jie)构(Gou)物(Wu)((?)如(Ru)大(Da)模(Mo)板(Ban)或(Huo)滑(Hua)模(Mo)施(Shi)工(Gong)的(De)墙(Qiang)体(Ti))(?),(?)每(Mei)层(Ceng)浇(Jiao)筑(Zhu)高(Gao)度(Du)宜(Yi)控(Kong)制(Zhi)在(Zai)30~50cm。(?)拌(Ban)合(He)物(Wu)浇(Jiao)筑(Zhu)倾(Qing)落(Luo)高(Gao)度(Du)大(Da)于(Yu)2m时(Shi),(?)应(Ying)加(Jia)串(Chuan)筒(Tong)、(?)斜(Xie)槽(Cao)、(?)溜(Liu)管(Guan)等(Deng)辅(Fu)助(Zhu)工(Gong)具(Ju),(?)避(Bi)免(Mian)拌(Ban)合(He)物(Wu)离(Li)析(Xi)。(?)
5.(?)浇(Jiao)筑(Zhu)上(Shang)表(Biao)面(Mian)积(Ji)较(Jiao)大(Da)的(De)构(Gou)件(Jian),(?)若(Ruo)厚(Hou)度(Du)在(Zai)20cm以(Yi)下(Xia),(?)可(Ke)采(Cai)用(Yong)表(Biao)面(Mian)振(Zhen)动(Dong)成(Cheng)型(Xing);(?)厚(Hou)度(Du)大(Da)于(Yu)20cm,(?)宜(Yi)先(Xian)用(Yong)插(Cha)入(Ru)式(Shi)振(Zhen)捣(Dao)器(Qi)振(Zhen)捣(Dao)密(Mi)实(Shi)后(Hou),(?)再(Zai)采(Cai)用(Yong)表(Biao)面(Mian)振(Zhen)捣(Dao)。(?)
6.(?)振(Zhen)捣(Dao)延(Yan)续(Xu)时(Shi)间(Jian)以(Yi)拌(Ban)合(He)物(Wu)捣(Dao)实(Shi)为(Wei)准(Zhun),(?)振(Zhen)捣(Dao)时(Shi)间(Jian)不(Bu)宜(Yi)过(Guo)长(Chang),(?)以(Yi)防(Fang)集(Ji)料(Liao)上(Shang)浮(Fu)。(?)振(Zhen)捣(Dao)时(Shi)间(Jian)随(Sui)拌(Ban)合(He)物(Wu)稠(Chou)度(Du)、(?)振(Zhen)捣(Dao)部(Bu)位(Wei)等(Deng)不(Bu)同(Tong),(?)宜(Yi)在(Zai)10~30s内(Nei)选(Xuan)用(Yong)。(?)
7.(?)采(Cai)用(Yong)自(Zi)然(Ran)养(Yang)护(Hu),(?)浇(Jiao)筑(Zhu)成(Cheng)型(Xing)后(Hou)应(Ying)防(Fang)止(Zhi)表(Biao)面(Mian)失(Shi)水(Shui)太(Tai)快(Kuai),(?)避(Bi)免(Mian)由(You)于(Yu)湿(Shi)差(Cha)太(Tai)大(Da)而(?)出(Chu)现(Xian)表(Biao)面(Mian)网(Wang)状(Zhuang)裂(Lie)纹(Wen)。(?)脱(Tuo)模(Mo)后(Hou)应(Ying)及(Ji)时(Shi)覆(Fu)盖(Gai),(?)或(Huo)喷(Pen)水(Shui)养(Yang)护(Hu)。(?)
8.(?)采(Cai)用(Yong)加(Jia)热(Re)养(Yang)护(Hu)时(Shi),(?)成(Cheng)型(Xing)后(Hou)静(Jing)停(Ting)时(Shi)间(Jian)不(Bu)应(Ying)少(Shao)于(Yu)2h,(?)以(Yi)避(Bi)免(Mian)混(Hun)凝(Ning)土(Tu)表(Biao)面(Mian)产(Chan)生(Sheng)起(Qi)皮(Pi)、(?)酥(Su)松(Song)等(Deng)现(Xian)象(Xiang)。(?)
9.(?)采(Cai)用(Yong)自(Zi)然(Ran)养(Yang)护(Hu)时(Shi),(?)湿(Shi)养(Yang)护(Hu)时(Shi)间(Jian)应(Ying)遵(Zun)守(Shou)下(Xia)列(Lie)规(Gui)定(Ding):(?)用(Yong)普(Pu)通(Tong)硅(Gui)酸(Suan)盐(Yan)水(Shui)泥(Ni)、(?)硅(Gui)酸(Suan)盐(Yan)水(Shui)泥(Ni)、(?)矿(Kuang)渣(Zha)水(Shui)泥(Ni)拌(Ban)制(Zhi)的(De)混(Hun)凝(Ning)土(Tu),(?)养(Yang)护(Hu)时(Shi)间(Jian)不(Bu)少(Shao)于(Yu)7d;(?)用(Yong)粉(Fen)煤(Mei)灰(Hui)水(Shui)泥(Ni)、(?)火(Huo)山(Shan)灰(Hui)水(Shui)泥(Ni)拌(Ban)制(Zhi)的(De)及(Ji)在(Zai)施(Shi)工(Gong)中(Zhong)掺(Chan)缓(Huan)凝(Ning)型(Xing)外(Wai)加(Jia)剂(Ji)的(De)混(Hun)凝(Ning)土(Tu),(?)养(Yang)护(Hu)时(Shi)间(Jian)不(Bu)少(Shao)于(Yu)14d。(?)构(Gou)件(Jian)用(Yong)塑(Su)料(Liao)薄(Bao)膜(Mo)覆(Fu)盖(Gai)养(Yang)护(Hu)时(Shi),(?)要(Yao)保(Bao)持(Chi)密(Mi)封(Feng)。(?)
以(Yi)上(Shang)就(Jiu)是(Shi)本(Ben)期(Qi)关(Guan)于(Yu)陕(Shan)西(Xi)轻(Qing)集(Ji)料(Liao)混(Hun)凝(Ning)土(Tu)的(De)全(Quan)部(Bu)内(Nei)容(Rong)了(Liao),(?)了(Liao)解(Jie)更(Geng)多(Duo)请(Qing)关(Guan)注(Zhu)我(Wo)司(Si)官(Guan)网(Wang)哦(O)!(?)