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阀(Fa)门(Men)原(Yuan)理(Li)

您(Nin)的(De)位(Wei)置(Zhi):(?) > 新(Xin)闻(Wen)中(Zhong)心(Xin) > 阀(Fa)门(Men)原(Yuan)理(Li) >
闸(Zha)阀(Fa)工(Gong)作(Zuo)原(Yuan)理(Li)((?)图(Tu))(?)
来(Lai)源(Yuan):(?)x-border.com作(Zuo)者(Zhe):(?)上(Shang)海(Hai)凯(Kai)利(Li)科(Ke)阀(Fa)门(Men)有(You)限(Xian)公(Gong)司(Si)更(Geng)新(Xin)时(Shi)间(Jian):(?)2023-03-31 10:03:39
闸(Zha)阀(Fa)(Gate Valve)(?)启(Qi)闭(Bi)件(Jian)是(Shi)闸(Zha)板(Ban),(?)闸(Zha)板(Ban)的(De)运(Yun)动(Dong)方(Fang)向(Xiang)与(Yu)流(Liu)体(Ti)方(Fang)向(Xiang)相(Xiang)垂(Chui)直(Zhi),(?)闸(Zha)阀(Fa)只(Zhi)能(Neng)作(Zuo)全(Quan)开(Kai)和(He)全(Quan)关(Guan),(?)不(Bu)能(Neng)作(Zuo)调(Diao)节(Jie)和(He)节(Jie)流(Liu)。(?)在(Zai)管(Guan)路(Lu)中(Zhong)主(Zhu)要(Yao)用(Yong)来(Lai)做(Zuo)切(Qie)断(Duan)介(Jie)质(Zhi),(?)可(Ke)向(Xiang)两(Liang)侧(Ce)任(Ren)意(Yi)方(Fang)向(Xiang)流(Liu)动(Dong),(?)易(Yi)于(Yu)安(An)装(Zhuang),(?)操(Cao)作(Zuo)方(Fang)便(Bian),(?)通(Tong)道(Dao)流(Liu)畅(Chang),(?)流(Liu)阻(Zu)数(Shu)小(Xiao),(?)结(Jie)构(Gou)简(Jian)单(Dan)等(Deng)特(Te)点(Dian)。(?)
闸(Zha)阀(Fa)工(Gong)作(Zuo)原(Yuan)理(Li)((?)图(Tu))(?) 
1、(?)流(Liu)动(Dong)阻(Zu)力(Li)小(Xiao)。(?)阀(Fa)体(Ti)内(Nei)部(Bu)介(Jie)质(Zhi)通(Tong)道(Dao)是(Shi)直(Zhi)通(Tong)的(De),(?)介(Jie)质(Zhi)成(Cheng)直(Zhi)线(Xian)流(Liu)动(Dong),(?)流(Liu)动(Dong)阻(Zu)力(Li)小(Xiao)。(?)
2、(?)启(Qi)闭(Bi)时(Shi)较(Jiao)省(Sheng)力(Li)。(?)是(Shi)与(Yu)截(Jie)止(Zhi)阀(Fa)相(Xiang)比(Bi)而(?)言(Yan),(?)因(Yin)为(Wei)无(Wu)论(Lun)是(Shi)开(Kai)或(Huo)闭(Bi),(?)闸(Zha)板(Ban)运(Yun)动(Dong)方(Fang)向(Xiang)均(Jun)与(Yu)介(Jie)质(Zhi)流(Liu)动(Dong)方(Fang)向(Xiang)相(Xiang)垂(Chui)直(Zhi)。(?)
3、(?)高(Gao)度(Du)大(Da),(?)启(Qi)闭(Bi)时(Shi)间(Jian)长(Chang)。(?)闸(Zha)板(Ban)的(De)启(Qi)闭(Bi)行(Xing)程(Cheng)较(Jiao)大(Da),(?)升(Sheng)降(Jiang)是(Shi)通(Tong)过(Guo)螺(Luo)杆(Gan)进(Jin)行(Xing)的(De)。(?)
4、(?)水(Shui)锤(Chui)现(Xian)象(Xiang)不(Bu)易(Yi)产(Chan)生(Sheng)。(?)原(Yuan)因(Yin)是(Shi)关(Guan)闭(Bi)时(Shi)间(Jian)长(Chang)。(?)
5、(?)介(Jie)质(Zhi)可(Ke)向(Xiang)两(Liang)侧(Ce)任(Ren)意(Yi)方(Fang)向(Xiang)流(Liu)动(Dong),(?)易(Yi)于(Yu)安(An)装(Zhuang)。(?)闸(Zha)阀(Fa)通(Tong)道(Dao)两(Liang)侧(Ce)是(Shi)对(Dui)称(Cheng)的(De)。(?)
6、(?)结(Jie)构(Gou)长(Chang)度(Du)(系(Xi)壳(Ke)体(Ti)两(Liang)连(Lian)接(Jie)端(Duan)面(Mian)之(Zhi)间(Jian)的(De)距(Ju)离(Li))较(Jiao)小(Xiao)。(?)
7、(?)形(Xing)体(Ti)简(Jian)单(Dan),(?)结(Jie)构(Gou)长(Chang)度(Du)短(Duan),(?)制(Zhi)造(Zao)工(Gong)艺(Yi)性(Xing)好(Hao),(?)适(Shi)用(Yong)范(Fan)围(Wei)广(Guang)。(?)
8、(?)结(Jie)构(Gou)紧(Jin)凑(?),(?)阀(Fa)门(Men)刚(Gang)性(Xing)好(Hao),(?)通(Tong)道(Dao)流(Liu)畅(Chang),(?)流(Liu)阻(Zu)数(Shu)小(Xiao),(?)密(Mi)封(Feng)面(Mian)采(Cai)用(Yong)不(Bu)锈(Xiu)钢(Gang)和(He)硬(Ying)质(Zhi)合(He)金(Jin),(?)使(Shi)用(Yong)寿(Shou)命(Ming)长(Chang),(?)采(Cai)用(Yong)PTFE填(Tian)料(Liao),(?)密(Mi)封(Feng)可(Ke)靠(Kao),(?)操(Cao)作(Zuo)轻(Qing)便(Bian)灵(Ling)活(Huo)。(?)
闸(Zha)阀(Fa)结(Jie)构(Gou)原(Yuan)理(Li)
闸(Zha)阀(Fa)运(Yun)动(Dong)方(Fang)式(Shi):(?)闸(Zha)阀(Fa)的(De)闸(Zha)板(Ban)随(Sui)阀(Fa)杆(Gan)一(Yi)起(Qi)作(Zuo)直(Zhi)线(Xian)运(Yun)动(Dong)的(De),(?)亦(Yi)叫(Jiao)明(Ming)杆(Gan)闸(Zha)阀(Fa)。(?)通(Tong)常(Chang)在(Zai)升(Sheng)降(Jiang)杆(Gan)上(Shang) 有(You)梯(Ti)形(Xing)螺(Luo)纹(Wen),(?)通(Tong)过(Guo)阀(Fa)门(Men)顶(Ding)端(Duan)的(De)螺(Luo)母(Mu)以(Yi)及(Ji)阀(Fa)体(Ti)上(Shang)的(De)导(Dao)槽(Cao),(?)将(Jiang)旋(Xuan)转(Zhuan)运(Yun)动(Dong)变(Bian)为(Wei)直(Zhi)线(Xian)运(Yun)动(Dong),(?)也(Ye)就(Jiu)是(Shi)将(Jiang)操(Cao)作(Zuo)转(Zhuan)矩(Ju)变(Bian)为(Wei)操(Cao)作(Zuo)推(Tui)力(Li)。(?)开(Kai)启(Qi)阀(Fa)门(Men)时(Shi),(?)当(Dang)闸(Zha)板(Ban)提(Ti)升(Sheng)高(Gao)度(Du)等(Deng)于(Yu)阀(Fa)门(Men)通(Tong)径(Jing)的(De)1:(?)1倍(Bei)时(Shi),(?)流(Liu)体(Ti)的(De)通(Tong)道(Dao)完(Wan)全(Quan)畅(Chang)通(Tong),(?)但(Dan)在(Zai)运(Yun)行(Xing)时(Shi),(?)此(Ci)位(Wei)置(Zhi)是(Shi)无(Wu)法(Fa)监(Jian)视(Shi)的(De)。(?)实(Shi)际(Ji)使(Shi)用(Yong)时(Shi),(?)是(Shi)以(Yi)阀(Fa)杆(Gan)的(De)顶(Ding)点(Dian)作(Zuo)为(Wei)标(Biao)志(Zhi),(?)即(Ji)开(Kai)不(Bu)动(Dong)的(De)位(Wei)置(Zhi),(?)作(Zuo)为(Wei)它(Ta)的(De)全(Quan)开(Kai)位(Wei)置(Zhi)。(?)为(Wei)考(Kao)虑(Lu)温(Wen)度(Du)变(Bian)化(Hua)出(Chu)现(Xian)锁(Suo)死(Si)现(Xian)象(Xiang) , 通(Tong)常(Chang)在(Zai)开(Kai)到(Dao)顶(Ding)点(Dian)位(Wei)置(Zhi)上(Shang) , 再(Zai)倒(Dao)回(Hui) 1/2-(?)1圈(Quan),(?)作(Zuo)为(Wei)全(Quan)开(Kai)阀(Fa)门(Men)的(De)位(Wei)置(Zhi)。(?)因(Yin)此(Ci),(?)阀(Fa)门(Men)的(De)全(Quan)开(Kai)位(Wei)置(Zhi),(?)按(An)闸(Zha)板(Ban)的(De)位(Wei)置(Zhi)((?)即(Ji)行(Xing)程(Cheng)〉(?)来(Lai)确(Que)定(Ding)。(?)有(You)的(De)闸(Zha)阀(Fa)阀(Fa)杆(Gan)螺(Luo)母(Mu)设(She)在(Zai)闸(Zha)板(Ban)上(Shang),(?)手(Shou)轮(Lun)转(Zhuan)动(Dong)带(Dai)动(Dong)阀(Fa)杆(Gan)转(Zhuan)动(Dong),(?)而(?)使(Shi)闸(Zha)板(Ban)提(Ti)升(Sheng),(?)这(Zhe)种(Zhong)阀(Fa)门(Men)叫(Jiao)做(Zuo)旋(Xuan)转(Zhuan)杆(Gan)闸(Zha)阀(Fa)或(Huo)叫(Jiao)暗(An)杆(Gan)闸(Zha)阀(Fa)。(?)
安(An)装(Zhuang)使(Shi)用(Yong)维(Wei)护(Hu)
1、(?)手(Shou)轮(Lun)、(?)手(Shou)柄(Bing)及(Ji)传(Chuan)动(Dong)机(Ji)构(Gou)均(Jun)不(Bu)允(Yun)许(Xu)作(Zuo)起(Qi)吊(Diao)用(Yong),(?)并(Bing)严(Yan)禁(Jin)碰(Peng)撞(Zhuang)。(?)
2、(?)双(Shuang)闸(Zha)板(Ban)闸(Zha)阀(Fa)应(Ying)垂(Chui)直(Zhi)安(An)装(Zhuang)((?)即(Ji)阀(Fa)杆(Gan)处(Chu)于(Yu)垂(Chui)直(Zhi)位(Wei)置(Zhi),(?)手(Shou)轮(Lun)在(Zai)顶(Ding)部(Bu) )。(?)
3、(?)带(Dai)有(You)旁(Pang)通(Tong)阀(Fa)的(De)闸(Zha)阀(Fa)在(Zai)开(Kai)启(Qi)前(Qian)应(Ying)先(Xian)打(Da)开(Kai)旁(Pang)通(Tong)阀(Fa)((?)以(Yi)平(Ping)衡(Heng)进(Jin)出(Chu)口(Kou)的(De)压(Ya)差(Cha)及(Ji)减(Jian)小(Xiao)开(Kai)启(Qi)力(Li) )。(?)
4、(?)带(Dai)传(Chuan)动(Dong)机(Ji)构(Gou)的(De)闸(Zha)阀(Fa),(?)按(An)产(Chan)品(Pin)使(Shi)用(Yong)说(Shuo)明(Ming)书(Shu)的(De)规(Gui)定(Ding)安(An)装(Zhuang)。(?)
5、(?)如(Ru)果(Guo)阀(Fa)门(Men)经(Jing)常(Chang)开(Kai)关(Guan)使(Shi)用(Yong),(?)每(Mei)月(Yue)至(Zhi)少(Shao)润(Run)滑(Hua)一(Yi)次(Ci)。(?)
6、(?)闸(Zha)阀(Fa)只(Zhi)供(Gong)全(Quan)开(Kai)、(?)全(Quan)关(Guan)各(Ge)类(Lei)管(Guan)路(Lu)或(Huo)设(She)备(Bei)上(Shang)的(De)介(Jie)质(Zhi)运(Yun)行(Xing)之(Zhi)用(Yong),(?)不(Bu)允(Yun)许(Xu)作(Zuo)节(Jie)流(Liu)用(Yong)。(?)
7、(?)带(Dai)手(Shou)轮(Lun)或(Huo)手(Shou)柄(Bing)的(De)闸(Zha)阀(Fa),(?)操(Cao)作(Zuo)时(Shi)不(Bu)得(De)再(Zai)增(Zeng)加(Jia)辅(Fu)助(Zhu)杠(Gang)杠(Gang)((?)若(Ruo)遇(Yu)密(Mi)封(Feng)不(Bu)严(Yan),(?)则(Ze)应(Ying)检(Jian)查(Cha)修(Xiu)复(Fu)密(Mi)封(Feng)面(Mian)或(Huo)其(Qi)他(Ta)零(Ling)件(Jian))(?)。(?)
8、(?)手(Shou)轮(Lun)、(?)手(Shou)柄(Bing)顺(Shun)时(Shi)针(Zhen)旋(Xuan)转(Zhuan)为(Wei)关(Guan)闭(Bi),(?)反(Fan)之(Zhi)则(Ze)开(Kai)启(Qi)。(?)带(Dai)传(Chuan)动(Dong)机(Ji)构(Gou)的(De)闸(Zha)阀(Fa)应(Ying)按(An)产(Chan)品(Pin)使(Shi)用(Yong)说(Shuo)明(Ming)书(Shu)的(De)规(Gui)定(Ding)使(Shi)用(Yong)。(?)
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本(Ben)周(Zhou)热(Re)门(Men):(?)不(Bu)锈(Xiu)钢(Gang)阻(Zu)火(Huo)器(Qi),(?)全(Quan)天(Tian)候(Hou)呼(Hu)吸(Xi)阀(Fa),(?)气(Qi)动(Dong)球(Qiu)阀(Fa),(?)气(Qi)动(Dong)蝶(Die)阀(Fa),(?)气(Qi)动(Dong)刀(Dao)闸(Zha)阀(Fa),(?)气(Qi)动(Dong)调(Diao)节(Jie)阀(Fa),(?)电(Dian)动(Dong)球(Qiu)阀(Fa),(?)电(Dian)动(Dong)蝶(Die)阀(Fa),(?)电(Dian)动(Dong)刀(Dao)闸(Zha)阀(Fa),(?)电(Dian)动(Dong)调(Diao)节(Jie)阀(Fa),(?)不(Bu)锈(Xiu)钢(Gang)球(Qiu)阀(Fa),(?)不(Bu)锈(Xiu)钢(Gang)闸(Zha)阀(Fa),(?)不(Bu)锈(Xiu)钢(Gang)截(Jie)止(Zhi)阀(Fa),(?)不(Bu)锈(Xiu)钢(Gang)止(Zhi)回(Hui)阀(Fa),(?)不(Bu)锈(Xiu)钢(Gang)电(Dian)磁(Ci)阀(Fa),(?)高(Gao)压(Ya)电(Dian)磁(Ci)阀(Fa),(?)高(Gao)压(Ya)球(Qiu)阀(Fa),(?)波(Bo)纹(Wen)管(Guan)截(Jie)止(Zhi)阀(Fa)

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