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技術(shù)文章您的位置:網(wǎng)站首頁(yè) >技術(shù)文章 >費斯托電磁閥的安裝檢查

費斯托電磁閥的安裝檢查

更新時(shí)間:2021-09-14   點(diǎn)擊次數:1026次

FESTO費斯托電磁閥即增大系統除調節閥外的損失,使分配到閥上的壓降降低,為保證流量通過(guò)調節閥,必然增大調節閥開(kāi)度,同時(shí),閥上壓降減小,使氣蝕、沖蝕也減弱。具體辦法有:閥后設孔板節流消耗壓降;關(guān)閉管路上串聯(lián)的手動(dòng)閥,至調節閥獲得較理想的工作開(kāi)度為止。對一開(kāi)始閥選大處于小開(kāi)度工作時(shí),采用此法十分簡(jiǎn)單、方便、有效。

1、FESTO費斯托電磁閥安裝前先檢查閥體閥座及閥板間是否干凈。(若有灰塵或異物可能導致閥的泄漏哦)

2、在FESTO費斯托電磁閥安裝前須將管路所有需焊接的部分完成并且冷卻、不可于閥安裝后再行電焊、如此會(huì )損害橡膠閥座。

3、FESTO費斯托電磁閥安裝前須確認管路內不能有焊渣、焊條、破布、木棍、等雜物、必要時(shí)應清管。

4、檢查法蘭面是否平整干凈、并一切異物。

5、將兩片法蘭間以螺條和螺帽撐開(kāi)、兩法蘭的間距必須大于閥的厚度5mm以上、以免橡膠閥座被擠出;將閥打開(kāi)10°插入兩法蘭之間。

6、將法蘭與閥對同心后、先將二螺條穿過(guò)閥體下方支撐閥體防止掉落、把其余螺條穿過(guò)法蘭孔。

7、在上緊螺絲前須將閥板由關(guān)到開(kāi)慢慢操作、確認閥板與法蘭孔內無(wú)干擾。

8、法蘭螺絲必須以對角平均以不大于60Nm的扭力分段上緊。必須要保持兩法蘭片的平行度、否則可能造成法蘭面的泄漏。

9、*后須再將FESTO費斯托電磁閥板由關(guān)到開(kāi)慢慢操作、確認閥板與法蘭內孔無(wú)干擾。

10、注意:

a、FESTO費斯托電磁閥安裝閥時(shí)不能使用墊片。

b、FESTO費斯托電磁閥閥裝如管線(xiàn)或從管線(xiàn)取出時(shí)請將閥板保持10°的開(kāi)啟。

c、閥與相鄰的設備、彎頭或閥距離6倍管徑、以確保閥的功能。


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