●特点
●SM三螺杆泵,自吸。
●由于部件通用组合系列化有地脚式和支架式,浸没式多种结构,可用于卧式、法兰式和壁式安装。
●根据所输送介质需要还可以提供加热或冷却结构。
●用途
●可输送油类和具有润滑性的液体。
●应用
在供热设备中用做燃油喷油,燃油供应和输送泵。
在机械工业中用做液压、润滑和遥控马达泵。
在化学石油化工和食品工业中用做装载,输送和供液泵。
在船舶上用做输送、增压、燃油喷射和润滑油泵以及船用液压装置泵。
SM系列三螺杆泵的形式代号
泵型式代号: SM H 210 R 46 E6.7 W3
1. 系列
2. 型式
3. 规格
4. 主杆的方向
(R=右旋 L=左旋)
5. 螺旋角度
6. 结构特性及轴承
7.材料组合
从驱动端看,若要求泵轴顺时针转动,则选R;逆时针转动则选L.
Watching on drive end, if clockwise is required, choose R.if counter clock wise is required choose L
Main feature
●SM three-spline Pump is of self priming.
●Because of the unit assembly system every pump can be supplied as cartridge pump for foot-,flange-,or wall mountain, in pedestal-,bracketor submersible design.
●According to the delivery medium heated or cooled designs are also available..
●Usage
●For the handing of oil and medium with lubricating properties.
Application
●In heating techniques as fuel oil injection,fuel supply-and transfer pumps.
●In the engineering industry as hydranlic, and telemotor pumps.
●In the chemical and food industry as cargo-,transfer or supply pumps.
●In the marine fidls as transfer-,booster, fuel oil pumps as well for ship hydraulics.
Middle code of screw pump of SM series
Model code: SM H 210 R 46 E6.7 W3
1. Type
2. Design
3. Size
4. Sense of totation
(R=CW L=CWW)
5. Pitch angle(degree)
6. Special design feature
and bearing and shaft seal
7.Material design
系列
|
主要特征
|
最大流量
(L/min)
|
规格范围
|
最大排出压力(Mpa)
|
SM
|
中压、单吸、轴向液力平衡
|
2200
|
40-2200
|
10.0
|
1系列
2型式
符号
|
结构说明
|
H
|
卧式地脚安装泵
|
|
F
|
法兰安装式泵
|
|
S
|
立式柱脚式
|
|
E
|
插装式泵组,从驱动侧插入
|
3规格/size
4螺旋角/Pitch size
规格
Size
|
40
|
80
|
120
|
210
|
280
|
440
|
660
|
940
|
1300
|
1700
|
2200
|
主杆螺旋角
Pitch angle
|
38
|
36
|
42
|
40
|
43
|
40
|
40
|
42
|
42
|
42
|
42
|
46
|
42
|
46
|
46
|
46
|
46
|
46
|
46
|
46
|
46
|
46
|
|
46
|
|
|
|
|
|
|
|
|
|
5结构特性及轴承、轴封
符号
|
结构说明
|
适用范围
|
code
|
Descrtption of design
|
Using range
|
U12.1
|
内置滚动轴承,机械密封
|
介质润滑性良好工作温度T≤ 80℃
|
Internal ball bearing mechanical seal
|
Pumping medium is of better lubricity temperatureT≤ 80℃
|
E6.7
|
外置滚动轴承,机械密封,可用喷嘴润滑
|
介质润滑性较差,工作温度高 T≤150℃
|
External ball bearing mechanical seal
|
Pumping medium is of less lubricity higher temperatureT≤ 150℃
|
TYPE
|
Main characteristics
|
Max.capacity
(L/min)
|
Sizes
|
Max delivery(Mpa)
|
SM
|
Middlepressure,singles-try,spidles with hydr.balance of axial turust
|
2200
|
40-2200
|
10.0
|
Code
|
Descrtption of design
|
H
|
Horizontal foot mounted pump
|
|
F
|
Flange mounted pump
|
|
S
|
Vertical pedestal mounting pump
|
|
E
|
Carridge unit pump to be pushed in from drive aide-for H-pump
|
|
6.常用材料组合
材料组合代码
|
泵体
|
衬套
|
适用范围
|
W3
|
QT42-10
|
ZL109
|
用于小规格泵和大规格低压泵输送润滑性好的液体,如润滑油等。
|
W23
|
QT42-10
|
ZQSn5-5-5
|
用于小规格泵和大规格低压泵输送润滑性较差的液体,如重油、燃油等。
|
W27
|
ZG35
|
ZL109
|
用于大规格泵高压输送润滑性较好的液体,如润滑油等。
|
W28
|
ZG35
|
ZQSn5-5-5
|
用于大规格泵输送润滑性较差的液体,如重油、燃油等。
|
订货应提供的数据
介质工作温度T
工作温度下介质的黏度V
泵的进口压力(或真空度)P1
泵的出口压力P2
泵的工作流量
泵的安装形式
配套要求
选泵要点
1 首先应根据油品的黏度选择适当的泵转速,以保证泵的NPSHr能满足用户的实际吸入条件
2 介质黏度V>760mm²时,请与我厂联系,我厂帮助用户选泵
3 从性能表中选定泵的规格及相应黏度下的压力流量后,可以查到泵的轴功率N,选定配套电机功率Nm时应用功率贮备量。Nm≥K*N其值参见下表