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沪工阀门
  • 蓝牙技术在阀门电动装置中的应用

    针对(dui)无线通(tong)信(xin)(xin)技术在阀(fa)门电动装置中(zhong)的(de)(de)(de)(de)应用,分(fen)析各种(zhong)常(chang)见(jian)的(de)(de)(de)(de)无线通(tong)信(xin)(xin)技术的(de)(de)(de)(de)应用特点,提出(chu)基于蓝(lan)牙技术的(de)(de)(de)(de)解(jie)决方案。另外,简单(dan)分(fen)析了(le)蓝(lan)牙协议栈(zhan)的(de)(de)(de)(de)3种(zhong)实(shi)现形(xing)式,选(xuan)择嵌入式模(mo)型作为蓝(lan)牙无线通(tong)信(xin)(xin)的(de)(de)(de)(de)实(shi)现形(xing)式。着重介绍了(le)蓝(lan)牙手持操作器的(de)(de)(de)(de)硬件系统结构和软件流程,实(shi)现了(le)对(dui)带...

  • 如何正确选择阀门电动装置

    阀门(men)(men)电(dian)动装(zhuang)(zhuang)置是实(shi)现阀门(men)(men)程(cheng)控(kong)、自控(kong)和遥控(kong)不可缺少(shao)的设备(bei),其运动过程(cheng)可由行程(cheng)、转矩或(huo)轴(zhou)向推力(li)的大小(xiao)来控(kong)制。由于阀门(men)(men)电(dian)动装(zhuang)(zhuang)置的工作特性(xing)和利用率取决于阀门(men)(men)的种类、装(zhuang)(zhuang)置工作规范及(ji)阀门(men)(men)在管线或(huo)设备(bei)上的位置。因此,正确选择阀门(men)(men)电(dian)动装(zhuang)(zhuang)置,对防(fang)止出现超负荷...

  • 阀门气动装置介绍

    阀(fa)门气(qi)(qi)动(dong)(dong)装置安全、可靠、成(cheng)本低(di),使(shi)用(yong)维修方便(bian),是(shi)阀(fa)门驱动(dong)(dong)结构(gou)中的(de)一(yi)大分支(zhi)。目前气(qi)(qi)动(dong)(dong)装置在具有防爆要求的(de)场合应用(yong)较多。阀(fa)门气(qi)(qi)动(dong)(dong)装置采用(yong)气(qi)(qi)源的(de)工作压(ya)较低(di),一(yi)般不大于0.82MPa。又(you)因(yin)结构(gou)尺(chi)寸(cun)不宜过大,因(yin)而(er)阀(fa)门气(qi)(qi)动(dong)(dong)装置的(de)总推力不可能(neng)很大...

  • 阀门液动装置介绍

    液动(dong)装置(zhi)是(shi)用液压(ya)力(li)启闭或调节阀门的驱(qu)动(dong)装置(zhi)。它由(you)控(kong)(kong)制(zhi)(zhi)、动(dong)力(li)和执行机构三大部(bu)分组成。控(kong)(kong)制(zhi)(zhi)部(bu)分由(you)压(ya)力(li)控(kong)(kong)制(zhi)(zhi)阀、流(liu)量(liang)控(kong)(kong)制(zhi)(zhi)阀、方向控(kong)(kong)制(zhi)(zhi)阀等和电气控(kong)(kong)制(zhi)(zhi)系统组成。动(dong)力(li)部(bu)分由(you)电动(dong)机或气动(dong)马达(da)、液压(ya)泵、油箱等件构成,是(shi)把电动(dong)或气动(dong)马达(da)旋转轴上的有效功率...

  • 阀门齿轮传动装置介绍

    齿(chi)轮(lun)传(chuan)动(dong)(dong)(dong)(dong)(dong)装置(zhi)利用(yong)两齿(chi)轮(lun)的(de)(de)轮(lun)齿(chi)相(xiang)互啮合传(chuan)递动(dong)(dong)(dong)(dong)(dong)力(li)和(he)运(yun)动(dong)(dong)(dong)(dong)(dong)的(de)(de)机械传(chuan)动(dong)(dong)(dong)(dong)(dong),用(yong)主、从动(dong)(dong)(dong)(dong)(dong)轮(lun)轮(lun)齿(chi)直(zhi)接、传(chuan)递运(yun)动(dong)(dong)(dong)(dong)(dong)和(he)动(dong)(dong)(dong)(dong)(dong)力(li)的(de)(de)装置(zhi)。按齿(chi)轮(lun)轴(zhou)线的(de)(de)相(xiang)对位置(zhi)分平行轴(zhou)圆柱齿(chi)轮(lun)传(chuan)动(dong)(dong)(dong)(dong)(dong)、相(xiang)交(jiao)轴(zhou)圆锥齿(chi)轮(lun)传(chuan)动(dong)(dong)(dong)(dong)(dong)和(he)交(jiao)错轴(zhou)螺旋(xuan)齿(chi)轮(lun)传(chuan)动(dong)(dong)(dong)(dong)(dong)。具有传(chuan)动(dong)(dong)(dong)(dong)(dong)平稳,传(chuan)动(dong)(dong)(dong)(dong)(dong)比精确,工作可(ke)靠、效率(lv)高、寿(shou)命长...

  • 气动头技术介绍

    气(qi)(qi)(qi)动(dong)头(tou)是气(qi)(qi)(qi)动(dong)装(zhuang)置(zhi)的另一个称呼,是用气(qi)(qi)(qi)压力(li)驱动(dong)启闭(bi)或调(diao)节(jie)阀门的装(zhuang)置(zhi)。本文对气(qi)(qi)(qi)动(dong)头(tou)的各种技术要求,进行阐(chan)述。结构 1、气(qi)(qi)(qi)动(dong)装(zhuang)置(zhi)应由(you)气(qi)(qi)(qi)缸,开度指(zhi)示、行程限(xian)位(wei)、气(qi)(qi)(qi)动(dong)元件(jian)、手动(dong)机构、信(xin)号反馈等部件(jian)组成。2、气(qi)(qi)(qi)动(dong)装(zhuang)置(zhi)与阀门的连接(jie)尺寸应符合(he) GB/T12222...

  • 阀门电动机问题故障分析

    防(fang)护(hu)等(deng)(deng)级低(di)(di):电(dian)装(zhuang)配套的阀门专用电(dian)机(ji)为全(quan)封闭鼠笼式(shi)结(jie)构,短(duan)时断续工(gong)作制(10min)自冷却式(shi)。按(an)GB4942.1-85要(yao)求(qiu),最低(di)(di)防(fang)护(hu)等(deng)(deng)级IP44,最高防(fang)护(hu)等(deng)(deng)级IP68。阀门使用工(gong)况和环境等(deng)(deng)不(bu)同,要(yao)求(qiu)的防(fang)护(hu)等(deng)(deng)级也不(bu)同。防(fang)护(hu)等(deng)(deng)级低(di)(di)将造成电(dian)机(ji)内(nei)腔受(shou)潮或(huo)有粉尘等(deng)(deng)异...

  • 阀门与自动化

    为了成功的(de)(de)实(shi)现过(guo)程(cheng)自动化,最(zui)重要的(de)(de)是要确保阀门自身(shen)能够满(man)足过(guo)程(cheng)及(ji)管道内介质(zhi)的(de)(de)特殊要求。通常生产过(guo)程(cheng)和(he)工艺(yi)介质(zhi)能够决定阀门的(de)(de)种类(lei),阀芯的(de)(de)类(lei)型以(yi)及(ji)阀内件和(he)阀门的(de)(de)结构和(he)材料。阀门选择好后接(jie)下(xia)来就(jiu)要考虑自动化的(de)(de)要求即执行机构的(de)(de)选择。可(ke)以(yi)简单的(de)(de)按两...

  • SMC 系列多回转阀门电动装置的用途

    SMC系列(lie)作为(wei)一(yi)种多(duo)回转产品,控制(zhi)的(de)阀(fa)门工(gong)作时阀(fa)瓣做直线运动(dong),如(ru)最常见的(de)楔式闸阀(fa)、平(ping)板闸阀(fa)、 截止(zhi)阀(fa)等等。SMC多(duo)回转电动(dong)装置的(de)工(gong)作特点(dian) SMC系列(lie)多(duo)回转阀(fa)门电动(dong)装置的(de)输出轴(驱(qu)动(dong)空心轴)工(gong)作时做多(duo)圈回转并驱(qu)动(dong)阀(fa)杆螺母或阀(fa)杆旋转,进而带动(dong)阀(fa)瓣做上...

  • 阀门传动装置的检查与试验

    1. 采(cai)用齿(chi)轮(lun)、蜗(wo)轮(lun)传(chuan)动(dong)的(de)阀门,其传(chuan)动(dong)机(ji)(ji)构应(ying)(ying)按下列(lie)要求进行检查(cha)与清洗(xi)(xi):蜗(wo)杆(gan)和蜗(wo)轮(lun)应(ying)(ying)啮合良好(hao)、工作轻便,无卡涩火过度磨损现象;开(kai)式(shi)机(ji)(ji)构的(de)齿(chi)轮(lun)啮合面、轴承等应(ying)(ying)清洗(xi)(xi)干净(jing),并加注润滑油脂;有闭式(shi)机(ji)(ji)构的(de)阀门应(ying)(ying)抽(chou)查(cha)10%且不少于一个,其机(ji)(ji)构零件应(ying)(ying)齐全...

  • 阀门驱动装置的特点和选择

    阀门驱(qu)动(dong)(dong)(dong)方式(shi)(shi)(shi)的(de)分类 按驱(qu)动(dong)(dong)(dong)机构(gou)的(de)运动(dong)(dong)(dong)方式(shi)(shi)(shi), 阀门驱(qu)动(dong)(dong)(dong)装置分为直行(xing)程和角行(xing)程两种。按驱(qu)动(dong)(dong)(dong)结构(gou),阀门驱(qu)动(dong)(dong)(dong)装置分为:阀门传(chuan)动(dong)(dong)(dong)方式(shi)(shi)(shi) 手(shou)动(dong)(dong)(dong)驱(qu)动(dong)(dong)(dong) 手(shou)柄手(shou)轮式(shi)(shi)(shi)(包括通(tong)过中(zhong)间齿(chi)轮减速(su)) 弹簧杠杆式(shi)(shi)(shi) 电(dian)动(dong)(dong)(dong)驱(qu)动(dong)(dong)(dong) 电(dian)磁式(shi)(shi)(shi) 电(dian)动(dong)(dong)(dong)机式(shi)(shi)(shi) 气动(dong)(dong)(dong)驱(qu)动(dong)(dong)(dong) 1、隔膜式(shi)(shi)(shi) 2、气缸(gang)式(shi)(shi)(shi)...

  • 阀门电动装置的分类

    与其他阀(fa)门(men)驱动(dong)装(zhuang)(zhuang)(zhuang)置(zhi)相比,电(dian)动(dong)驱动(dong)装(zhuang)(zhuang)(zhuang)置(zhi)具(ju)有动(dong)力源(yuan)广(guang)泛,操作迅速、方(fang)便等(deng)特点,并且容易满足各种控制要求。所以(yi),在阀(fa)门(men)驱动(dong)装(zhuang)(zhuang)(zhuang)置(zhi)中,电(dian)动(dong)装(zhuang)(zhuang)(zhuang)置(zhi)占主导地(di)位。阀(fa)门(men)电(dian)动(dong)装(zhuang)(zhuang)(zhuang)置(zhi)按输(shu)入方(fang)式分(fen)为(wei)多回转(zhuan)型(Z型)和部分(fen)回转(zhuan)型(Q型)两种,前者用于升降杆类(lei)阀(fa)门(men),包括...

  • 阀门电动装置

    阀(fa)(fa)(fa)门电(dian)(dian)动(dong)装置(zhi)(electric actuator)用(yong)电(dian)(dian)力(li)驱动(dong)启(qi)闭(bi)或调节阀(fa)(fa)(fa)门的(de)装置(zhi)。阀(fa)(fa)(fa)门电(dian)(dian)动(dong)装置(zhi)是实现阀(fa)(fa)(fa)门程(cheng)控、自控和遥控不可缺少的(de)驱动(dong)设备,其(qi)运动(dong)过(guo)程(cheng)可由行程(cheng)、转矩(ju)或轴向推力(li)的(de)大小来(lai)控制。阀(fa)(fa)(fa)门电(dian)(dian)动(dong)装置(zhi)的(de)工作(zuo)特(te)性和利用(yong)率取(qu)决(jue)于阀(fa)(fa)(fa)门的(de)种类、装置(zhi)工作(zuo)规范(fan)及阀(fa)(fa)(fa)门...