3.主要零件材料Materials of the main parts

零件名稱(chēng)

      Material

Name of parts

用于海水Use for sea water

用于淡水Use for fresh water

泵體Pump body

ZCuZn16Si4(GB1176-87)

QT450-10(GB1348-88)

葉輪Vane wheel

ZCuZn16Si4(GB1176-87)

ZCuZn16Si4(GB1176-87)

泵蓋Pump cover

ZCuZn16Si4(GB1176-87)

QT450-10(GB1348-88)

軸承支架Bearing bracket

QT450-10(GB1348-88)

QT450-1O(GB1348-88)

 

電機(jī)架Motor bracket

 

QT450-10(GB1348-88)

 

Or Q235-A(GB700-88)

QT450-10(GB1348-88)

 

Or Q235-A(GB700-88)

Shaft

1Cr18Ni9Ti(GB1220-84)

1Cr18Ni9Ti(GB1220-84)

密封環(huán)Sealed ring

ZCuZn16Si4(GB1176-87)

ZCuZn16Si4(GB1176-87)

葉輪鍵Vane wheel key

1Crl8Ni9Ti(GB1220-84)

1Cr18Ni9Ti(GB1220-84)

螺栓Bolt

1Cr18Ni9Ti

Q235-A

螺母Nut

H62

Q235-A

4.運(yùn)轉(zhuǎn)Operation

4.1運(yùn)轉(zhuǎn)前準(zhǔn)備

    Preparation for operation

4.1.1啟動(dòng)前應(yīng)卸下聯(lián)軸器護(hù)罩,用手扳動(dòng)聯(lián)軸器數(shù)圈,確信無(wú)碰擦現(xiàn)象后再裝好聯(lián)軸器護(hù)罩。

    Before starting the pumptake off the cover of the coupler,then turn the coupler by hand,and make sure that it can revolve smoothlyLast put the cover back..

4.1.2每次啟動(dòng)前應(yīng)將泵注滿(mǎn)水,嚴(yán)禁沒(méi)加水運(yùn)轉(zhuǎn),防止磨壞軸封。(帶自吸裝置時(shí)不須注水)

    Before starting the pump,it must be filled up with waterOperation without water filled up into the pump body is forbidden[the pump with self-suction device do not need to filled up]

4.1.3點(diǎn)動(dòng)電動(dòng)機(jī),檢查電機(jī)轉(zhuǎn)向是否符合泵的轉(zhuǎn)向標(biāo)志。

    Start the motor and examine whether its revolution direction is the same as indicated on the pump body

4.2運(yùn)轉(zhuǎn)中注意事項(xiàng).

    Precaution during operation

4.2.1泵起動(dòng)前應(yīng)關(guān)閉出口閥門(mén),泵開(kāi)始排水后,逐漸調(diào)節(jié)出口閥門(mén),

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