
威海力建(jian)液(ye)壓(ya)設備廠
經營模式:生產加工
地(di)址:山東省威海市羊亭孫家灘工(gong)業園
主營:液壓缸,油缸,液壓系統
業務熱線:
QQ:3049278720
液壓傳(chuan)動中用來控(kong)制(zhi)液體壓力、流(liu)量和(he)方向(xiang)的(de)元件。其(qi)中控(kong)制(zhi)通、斷和(he)流(liu)向(xiang)的(de)稱為方向(xiang)控(kong)制(zhi)閥。
方向(xiang)控制閥按(an)用途(tu)分為(wei)單向(xiang)閥和換(huan)向(xiang)閥。
1、單向(xiang)閥:只允許流體在管道中單向(xiang)接(jie)通(tong),反向(xiang)即切斷。
2、換向閥:改變不同管路(lu)間的通(tong)(tong)(tong)、斷(duan)關系(xi)、根據(ju)(ju)閥芯在閥體中的工作位(wei)(wei)(wei)置(zhi)數分兩位(wei)(wei)(wei)、三(san)位(wei)(wei)(wei)等;根據(ju)(ju)所(suo)控制的通(tong)(tong)(tong)道數分兩通(tong)(tong)(tong)、三(san)通(tong)(tong)(tong)、四通(tong)(tong)(tong)、五通(tong)(tong)(tong)等;如(ru)二位(wei)(wei)(wei)二通(tong)(tong)(tong)、三(san)位(wei)(wei)(wei)三(san)通(tong)(tong)(tong),三(san)位(wei)(wei)(wei)五通(tong)(tong)(tong)等根據(ju)(ju)閥芯驅(qu)動(dong)方(fang)式(shi)分手動(dong)、機動(dong)、電磁、液動(dong)等。
60年(nian)代后期,在上述(shu)幾種液(ye)壓(ya)控(kong)制(zhi)(zhi)閥(fa)(fa)的基礎上又研制(zhi)(zhi)出(chu)電液(ye)比(bi)(bi)例控(kong)制(zhi)(zhi)閥(fa)(fa)。它的輸(shu)出(chu)量(liang)(壓(ya)力、流量(liang))能隨輸(shu)入的電信(xin)號連續變化。電液(ye)比(bi)(bi)例控(kong)制(zhi)(zhi)閥(fa)(fa)按作用不同,相應地分為(wei)電液(ye)比(bi)(bi)例壓(ya)力控(kong)制(zhi)(zhi)閥(fa)(fa)、電液(ye)比(bi)(bi)例流量(liang)控(kong)制(zhi)(zhi)閥(fa)(fa)和電液(ye)比(bi)(bi)例方(fang)向控(kong)制(zhi)(zhi)閥(fa)(fa)等。
上述(shu)圖(tu)片僅供(gong)參考(kao),詳細產品(pin)詳情請(qing)(qing)咨詢我(wo)們,更多型(xing)號(hao)請(qing)(qing)訪問我(wo)們的網(wang)站或致電我(wo)們了解'。謝謝





拆(chai)卸液(ye)(ye)壓(ya)油(you)(you)箱(xiang)(xiang)加油(you)(you)蓋(gai)、濾(lv)清(qing)(qing)(qing)(qing)器蓋(gai)、檢測(ce)孔、液(ye)(ye)壓(ya)油(you)(you)管等部(bu)位,造成系(xi)統油(you)(you)道暴露時(shi)要(yao)避開揚(yang)塵,拆(chai)卸部(bu)位要(yao)先清(qing)(qing)(qing)(qing)潔后(hou)才能(neng)打開。如(ru)拆(chai)卸液(ye)(ye)壓(ya)油(you)(you)箱(xiang)(xiang)加油(you)(you)蓋(gai)時(shi),先除去油(you)(you)箱(xiang)(xiang)蓋(gai)四(si)周的泥土,擰油(you)(you)箱(xiang)(xiang)蓋(gai)后(hou),清(qing)(qing)(qing)(qing)除殘留在接合部(bu)位的雜物(不(bu)(bu)能(neng)用(yong)(yong)水沖(chong)洗以(yi)免(mian)水滲(shen)入油(you)(you)箱(xiang)(xiang)),確認清(qing)(qing)(qing)(qing)潔后(hou)才能(neng)打開油(you)(you)箱(xiang)(xiang)蓋(gai)。如(ru)需使用(yong)(yong)擦(ca)拭(shi)材(cai)料(liao)和(he)鐵錘時(shi),應選擇不(bu)(bu)掉纖維雜質(zhi)的擦(ca)拭(shi)材(cai)料(liao)和(he)擊打面附(fu)著橡膠的鐵錘。液(ye)(ye)壓(ya)元件、液(ye)(ye)壓(ya)膠管要(yao)認真清(qing)(qing)(qing)(qing)洗,用(yong)(yong)高(gao)壓(ya)風(feng)吹干后(hou)組裝。選用(yong)(yong)包(bao)裝完好(hao)的濾(lv)芯(xin)(內(nei)包(bao)裝損(sun)壞,雖(sui)然濾(lv)芯(xin)完好(hao),也可(ke)能(neng)不(bu)(bu)潔)。換油(you)(you)時(shi)同時(shi)清(qing)(qing)(qing)(qing)洗濾(lv)清(qing)(qing)(qing)(qing)器,安裝濾(lv)芯(xin)前應用(yong)(yong)擦(ca)拭(shi)材(cai)料(liao)認真清(qing)(qing)(qing)(qing)潔濾(lv)清(qing)(qing)(qing)(qing)器殼內(nei)底(di)部(bu)污物。
上(shang)述圖片僅供參考,詳細產品詳情請(qing)咨詢我(wo)們,更(geng)多型號請(qing)訪問(wen)我(wo)們的網(wang)站或(huo)致電我(wo)們了解(jie)'。謝謝
1、很容易防止過載,安全性大(da)。
機械設(she)備如果(guo)承受許用(yong)界限以(yi)上的負載時是很危險的。液壓系統中通過使(shi)用(yong)安全(quan)(quan)閥(fa)(溢流(liu)閥(fa))可以(yi)很容易的防止過載,即使(shi)在工(gong)程機械等可能發(fa)生預想不(bu)到的負載變(bian)動(dong)的場合,也可以(yi)確保安全(quan)(quan)。
2、尺寸小(xiao)出力大,安裝位置可自(zi)由選擇。
無(wu)論把(ba)控(kong)制閥、執行器裝在什(shen)么位置,只(zhi)要把(ba)管子或軟管接(jie)過(guo)去就可以了,所以設計上的自由度(du)很(hen)大。這一點在必須減輕重(zhong)量、提高功(gong)率密度(du)、充(chong)分利用空(kong)間的工業車輛、機床(chuang)等發揮了作用。