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產品中心Products 當前位置:首頁 > 產品中心 > 閥門電動裝置 > 隔爆型閥門電動裝置 > 煤安礦用隔爆型智能電動閘閥 閘閥生產

煤安礦(kuang)用隔爆型智能電動閘閥 閘閥生(sheng)產(chan)

更新時間:2024-06-17

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產品特點:煤安礦(kuang)用隔爆型智能電動(dong)閘閥(fa)實際使用時,是以閥(fa)桿的(de)(de)頂點(dian)作為標志,即開(kai)(kai)不動(dong)的(de)(de)位(wei)置,作為它的(de)(de)全開(kai)(kai)位(wei)置。為考慮溫度變化(hua)出現鎖死現象,通常在開(kai)(kai)到頂點(dian)位(wei)置上,再倒回(hui)1/2-1圈,作為全開(kai)(kai)閥(fa)門的(de)(de)位(wei)置。

煤安礦用隔爆型智能電動閘閥 閘閥生產的詳細資料:


一(yi)、煤安礦用隔爆型智能電動閘閥簡介:

是由礦用(yong)防爆型閥門電動裝置和閘閥組合(he)而成(cheng)的。電(dian)(dian)動(dong)閘(zha)(zha)閥(fa)的(de)(de)(de)(de)閘(zha)(zha)板(ban)隨(sui)閥(fa)桿一(yi)起作(zuo)(zuo)直(zhi)線運動(dong)的(de)(de)(de)(de),亦叫(jiao)明桿電(dian)(dian)動(dong)閘(zha)(zha)閥(fa)。通(tong)(tong)(tong)常(chang)在升降桿上有梯形螺紋,通(tong)(tong)(tong)過閥(fa)門頂端的(de)(de)(de)(de)螺母(mu)以(yi)及閥(fa)體上的(de)(de)(de)(de)導(dao)槽,將旋轉運動(dong)變(bian)為直(zhi)線運動(dong),也就是(shi)將操作(zuo)(zuo)轉矩變(bian)為操作(zuo)(zuo)推力。開(kai)啟閥(fa)門時(shi),當閘(zha)(zha)板(ban)提升高度(du)等于(yu)閥(fa)門通(tong)(tong)(tong)徑(jing)的(de)(de)(de)(de)1:1倍時(shi),流體的(de)(de)(de)(de)通(tong)(tong)(tong)道*暢通(tong)(tong)(tong),但(dan)在運行(xing)時(shi),此(ci)位(wei)(wei)置(zhi)(zhi)(zhi)是(shi)無法監視的(de)(de)(de)(de)。實(shi)際(ji)使(shi)用時(shi),是(shi)以(yi)閥(fa)桿的(de)(de)(de)(de)頂點(dian)作(zuo)(zuo)為標志,即開(kai)不動(dong)的(de)(de)(de)(de)位(wei)(wei)置(zhi)(zhi)(zhi),作(zuo)(zuo)為它的(de)(de)(de)(de)全(quan)開(kai)位(wei)(wei)置(zhi)(zhi)(zhi)。為考慮(lv)溫度(du)變(bian)化出現(xian)鎖死現(xian)象,通(tong)(tong)(tong)常(chang)在開(kai)到頂點(dian)位(wei)(wei)置(zhi)(zhi)(zhi)上,再倒回1/2-1圈,作(zuo)(zuo)為全(quan)開(kai)閥(fa)門的(de)(de)(de)(de)位(wei)(wei)置(zhi)(zhi)(zhi)。因此(ci),閥(fa)門的(de)(de)(de)(de)全(quan)開(kai)位(wei)(wei)置(zhi)(zhi)(zhi),按(an)閘(zha)(zha)板(ban)的(de)(de)(de)(de)位(wei)(wei)置(zhi)(zhi)(zhi)(即行(xing)程>來(lai)確(que)定。

二(er)、煤安礦用隔爆型智能電動閘閥工作環境和主(zhu)要(yao)技術參數

電源:380V、660V(額定電壓)

控制電壓:24V、36V

工 作 制:為短時10分鐘

工作環境:a.海拔不(bu)大于(yu)2000m;

b. 環境溫(wen)度(du):-20~+40℃;

c. 相對濕度:≤95%(+25℃時);d.用于含有甲烷、煤塵爆炸性危險氣體的煤礦井下(采掘工作面除外)

三、操作(zuo)方式

1、電(dian)動(dong)機(ji):取得MA證的(de)閥門電(dian)動(dong)裝置用隔爆(bao)型三相異步電(dian)動(dong)機(ji)

2、減速機構:由一對直齒輪(lun)和蝸輪(lun)副兩(liang)級傳動組成;電動機的(de)動力經減速機構傳遞給輸出軸(zhou)。

3、力矩(ju)控制機構:當(dang)(dang)輸出軸(zhou)(zhou)上受到(dao)一定轉(zhuan)(zhuan)矩(ju)后,蝸桿除(chu)旋轉(zhuan)(zhuan)外(wai)還產生軸(zhou)(zhou)向(xiang)位移,帶(dai)動(dong)(dong)曲(qu)(qu)拐,曲(qu)(qu)拐通過撞塊帶(dai)動(dong)(dong)支(zhi)架(jia)產生角位移;當(dang)(dang)輸出軸(zhou)(zhou)上的轉(zhuan)(zhuan)矩(ju)增大(da)到(dao)整(zheng)定轉(zhuan)(zhuan)矩(ju)時,則支(zhi)架(jia)產生的位移量使力矩(ju)開(kai)關(guan)動(dong)(dong)作,從而切斷電機電源,電動(dong)(dong)機停轉(zhuan)(zhuan)。以此實(shi)現對電動(dong)(dong)裝(zhuang)置輸出轉(zhuan)(zhuan)矩(ju)的控制,達到(dao)保護帶(dai)煤安證防(fang)爆證電動閘閥的(de)目的(de)。

4、行程(cheng)控制機(ji)構:采用十進制計數器(qi)原理(li)(li),又稱為計數器(qi),控制精(jing)度高,其(qi)工(gong)作(zuo)原理(li)(li)為:由減速箱內的(de)一對(dui)(dui)大小傘齒(chi)輪(lun)帶(dai)動(dong)(dong)中傳小齒(chi)輪(lun),再帶(dai)動(dong)(dong)行程(cheng)控制機(ji)構工(gong)作(zuo)。如果(guo)行程(cheng)控制機(ji)構按閥(fa)門開、關的(de)位置(zhi)已調整(zheng)(zheng)好,當行程(cheng)控制機(ji)構隨輸出軸轉(zhuan)動(dong)(dong)到預先(xian)調整(zheng)(zheng)好的(de)位置(zhi)(圈數)時,則凸輪(lun)將向行程(cheng)開關轉(zhuan)動(dong)(dong),迫使行程(cheng)開關動(dong)(dong)作(zuo),切斷電(dian)動(dong)(dong)機(ji)電(dian)源(yuan),電(dian)動(dong)(dong)機(ji)停轉(zhuan),從而實現對(dui)(dui)電(dian)動(dong)(dong)裝置(zhi)行程(cheng)(轉(zhuan)圈數)的(de)控制。

5、開度指示機(ji)構:輸入齒輪由計數器個位(wei)齒輪帶動,經減速后,指示盤隨帶煤(mei)安證防爆證電動閘閥的(de)開(kai)關過(guo)程同時轉(zhuan)(zhuan)動(dong)(dong),以指(zhi)(zhi)示(shi)閥門的(de)開(kai)關量,電位器軸和指(zhi)(zhi)示(shi)盤(pan)同步(bu)轉(zhuan)(zhuan)動(dong)(dong),供遠傳開(kai)度(du)指(zhi)(zhi)示(shi)用。移動(dong)(dong)轉(zhuan)(zhuan)圈數調(diao)整齒輪(lun)(lun)可以改變轉(zhuan)(zhuan)圈數。開(kai)度(du)指(zhi)(zhi)示(shi)機構內設一微動(dong)(dong)開(kai)關和凸輪(lun)(lun),當電動(dong)(dong)裝置(zhi)運轉(zhuan)(zhuan)時,旋(xuan)轉(zhuan)(zhuan)凸輪(lun)(lun)周期性地使微動(dong)(dong)開(kai)關動(dong)(dong)作,其頻率為輸出軸轉(zhuan)(zhuan)動(dong)(dong)一圈動(dong)(dong)作一次或二次,可供閃光信號(hao)使用。

6、手(shou)(shou)(shou)-電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)切(qie)換(huan)(huan)(huan):為(wei)半自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)切(qie)換(huan)(huan)(huan),手(shou)(shou)(shou)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)時(shi)(shi)需扳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)手(shou)(shou)(shou)柄(bing)(bing)(bing)切(qie)換(huan)(huan)(huan),手(shou)(shou)(shou)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)狀態(tai)轉變為(wei)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)時(shi)(shi)則自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運行(xing)。它由手(shou)(shou)(shou)柄(bing)(bing)(bing)、切(qie)換(huan)(huan)(huan)件、直立(li)桿(gan)、離(li)(li)合(he)(he)器(qi)(qi)、壓(ya)簧(huang)等組成(cheng)。需手(shou)(shou)(shou)輪操作(zuo)(zuo)(zuo)時(shi)(shi),將手(shou)(shou)(shou)柄(bing)(bing)(bing)向手(shou)(shou)(shou)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)方向推動(dong)(dong)(dong)(dong)(dong)(dong)(dong),切(qie)換(huan)(huan)(huan)件使離(li)(li)合(he)(he)器(qi)(qi)抬高(gao),并壓(ya)迫壓(ya)簧(huang)。當手(shou)(shou)(shou)柄(bing)(bing)(bing)推到一(yi)定(ding)位置時(shi)(shi),離(li)(li)合(he)(he)器(qi)(qi)即(ji)脫(tuo)離(li)(li)蝸(gua)輪而與手(shou)(shou)(shou)輪嚙合(he)(he),同時(shi)(shi)直立(li)桿(gan)在(zai)扭簧(huang)作(zuo)(zuo)(zuo)用下(xia)直立(li)于(yu)蝸(gua)輪端(duan)面(mian),支撐住離(li)(li)合(he)(he)器(qi)(qi)不致(zhi)下(xia)落,切(qie)換(huan)(huan)(huan)完成(cheng)即(ji)可放(fang)開手(shou)(shou)(shou)柄(bing)(bing)(bing),使用手(shou)(shou)(shou)輪進行(xing)操作(zuo)(zuo)(zuo)。需要(yao)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)操作(zuo)(zuo)(zuo)時(shi)(shi),電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機將帶動(dong)(dong)(dong)(dong)(dong)(dong)(dong)蝸(gua)輪轉動(dong)(dong)(dong)(dong)(dong)(dong)(dong),支承(cheng)于(yu)蝸(gua)輪端(duan)面(mian)的直立(li)桿(gan)即(ji)倒下(xia),在(zai)壓(ya)簧(huang)作(zuo)(zuo)(zuo)用下(xia)離(li)(li)合(he)(he)器(qi)(qi)迅速向蝸(gua)輪方向移動(dong)(dong)(dong)(dong)(dong)(dong)(dong),并與蝸(gua)輪嚙合(he)(he),同時(shi)(shi)與手(shou)(shou)(shou)輪脫(tuo)開,自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)實現手(shou)(shou)(shou)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)到電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)狀態(tai)的轉換(huan)(huan)(huan)。

四(si)、特點:

1、重(zhong)量輕(qing),本體采用高級(ji)球墨鑄鐵(tie)制成,重(zhong)量較傳統電動(dong)閘閥重(zhong)量減輕(qing)約20%~30%,安裝維修方便。

2、平底式閘座,傳(chuan)統的電動閘閥(fa)往往在通水(shui)洗(xi)管后即因外物(wu)諸如(ru)石(shi)頭(tou),木塊(kuai)、水(shui)泥、鐵屑、雜(za)(za)物(wu)等淤積于閥(fa)底凹槽內,容易(yi)造成無法關閉緊密而形成漏水(shui)現象,彈性座封(feng)電動閘閥(fa)底部采用與水(shui)管機(ji)同的平底設計,不易(yi)造成雜(za)(za)物(wu)淤積,使流體暢通無阻。

3、整體包膠,煤礦井(jing)用電動(dong)閘閥(fa)閘板采用(yong)的橡膠(jiao)進行整體內(nei)、外包膠(jiao),歐(ou)洲的橡膠(jiao)硫化(hua)技術使得硫化(hua)后的閘板能夠保證的幾何尺寸,且橡膠(jiao)與球墨鑄(zhu)閘板接著牢靠,不易脫落(luo)及彈(dan)性記憶佳。

4、精鑄(zhu)閥(fa)(fa)體,閥(fa)(fa)體采用鑄(zhu)造,的(de)幾何尺寸使(shi)得閥(fa)(fa)體內部無需任何精加工(gong)即可保證閥(fa)(fa)門(men)的(de)密封性。

五、注意事項:

1、手輪、手柄及傳動(dong)機構(gou)均(jun)不允許(xu)作起吊用,并嚴禁碰(peng)撞(zhuang)。

2、雙閘板電動閘閥應垂直(zhi)安裝(即閥桿處于垂直(zhi)位置,手輪在頂部)。

3、帶(dai)有(you)旁(pang)通閥(fa)的電動閘閥(fa)在開啟前應(ying)先打開旁(pang)通閥(fa)(以平衡進出口的壓差(cha)及減小開啟力)。

4、帶傳動機構的(de)電動閘閥,按(an)產(chan)品使用說明書(shu)的(de)規定安裝。

5、如果閥門經常開關使用,每月至少潤(run)滑一次。

6、電動閘閥只供全(quan)開(kai)、全(quan)關各類管路或設(she)備上的介質(zhi)運行之用,不允許作(zuo)節流用。

7、帶手(shou)輪(lun)或手(shou)柄(bing)的電動閘(zha)閥,操作時(shi)不(bu)得再增加輔助杠杠(若遇密(mi)封不(bu)嚴,則應(ying)檢查修(xiu)復密(mi)封面或其他零件(jian))。手(shou)輪(lun)、手(shou)柄(bing)順時(shi)針(zhen)旋轉為(wei)關(guan)閉,反之則開啟。帶傳動機(ji)構的電動閘(zha)閥應(ying)按產品(pin)使用說明書的規定使用。




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