文档介绍:一、调节阀系列First、seriesregulatingvalve
1、型号编制说明Themodeldescription:
P普通型M密闭型
PNormaltypeMAirtighttype
D电动Q气动S手动
DMotor-nsumessmallresistance,itisbettertochooseoff-typeonthecontraryshouldchooseparallel;
对开式的起始调节性能优于平行式;
Theoff-typeregulationisbetterthanparallelstyle;
一般做开关用的风阀宜选用平行式;
Ifthevalveusedasswitchtheparallelshouldbechosen;
当安装在两个系统的混合处时,宜选用相同特性的调节阀,且宜为对开式;
Whenthevalveinstalledinthemixtureplaceofthetwosystems,itisbettertochoosethesamecharacteristicsvalve,andoff-typeisbetter;
对气流噪声有严格要求的系统宜选配平行式;
Therearestrictrequirementsontheaerodynamicnoisematchingsystem,parallelwayshouldbe
selected;
客户可根据需要选择相应的方式。)
(Customerscanselecttheappropriateway.)
、风量调节阀的特点airvolumeregulatingvalvefeatures:
(a)风量调节阀的传动方式为连杆传动;
Drivetransmissionmodeoftheairvolumeregulatingvalveistheconnectingrodsway;
普通型调节阀的漏风率不大与2%,%;
Theleakagerateofthenormalairvolumeregulatingvalveisnolessthan2%,%;
手动和电(气)动阀门一般为顺时针方向关闭,逆时针方向开启;
Manualandelectric(pneumatic)valveisgenerallyclockwise,counterclockwiseopen;
、风量调节阀的结构尺寸Theairvolumeregulatingvalveoveralldimension
、普通型风量调节阀Normalairvolumeregulatingvalve
结构尺寸thestructuredimension:
H
W
200
250
320
400
500
630
800
1000
1250
1600
1800
2000
200
V
V
V
V
V
250
V
V
V
V
V
320
V
V
V
V
V
400
V
V
V
V
V
500
V
V
V
V
V
630
V
V
V
V
V
V
800
V
V
V
V
V
V
1000
V
V
V
V
V
1250
V
V
V
V
备注:(Note)
以上“丁”尺寸为常用尺寸,也可根据客户需要生产各种特型尺寸。(当W尺寸三1250时,加中间框,叶片分隔。)
Note:Theabove"7"sizeiscommonlyused,butwecanalsoproducevariousspecialsizes.(WhenWsize>1250,addthemiddleframe,bladesseparated.)
L尺寸为210mm。
ThedimensionLis210mm。
、密闭型风量调节阀Airtightairvolumeregulatingvalve
结构尺寸thestructuredimension:
执行器
n
■框体
■叶片
、密闭型风量调节阀Airtightairvolumeregulatingvalve
H
W