混凝土泵电气原理.pptx

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1、12/98 hwsAKM 507 FN 1 GB1Contents内容内容qIndicating equipment q指示装置指示装置qRelay/contactorsq继电器继电器/接触器接触器qFlashing relayq断续继电器断续继电器qInterval time-delay relayq延时间隔继电器延时间隔继电器qTwo-wire timer relayq双稳定继电器双稳定继电器qTimer relay with pickup delayq带传感延时闭合继电器带传感延时闭合继电器qTimer relay with dropout delayq带传感延时断开继电器带传感延时断开

2、继电器qMake contact relayq接触继电器接触继电器qDouble make contact relayq双路接触继电器双路接触继电器qChangeover relayq换向接触继电器换向接触继电器第1页/共52页12/98 hwsAKM 507 FN 2 GB2Contents内容内容qMultiple changeover contact relayq多路切换接触继电器多路切换接触继电器qLatching changeover contact relayq闭锁换向接触继电器闭锁换向接触继电器qMotorq电动机电动机qMetering deviceq测量装置测量装置qPowe

3、r switchgearq电源切换开关电源切换开关qPotentiometer resistanceq分压变阻器分压变阻器qMake contact switchq接触开关接触开关qToggle switchq拨动开关拨动开关qToggle switchq锁定拨动开关锁定拨动开关qKey-operated switchq锁匙开关锁匙开关第2页/共52页12/98 hwsAKM 507 FN 3 GB3Contents内容内容qMechanically-actuated switchq机械行程开关机械行程开关qEmergency shut-down switchq紧急关闭按扭开关紧急关闭按扭开关

4、qMaster switch q布料杆开关布料杆开关qInductive make contact switchq感应接触开关感应接触开关 qTransformerq变压器变压器qSemiconductor diodeq半导体二极管半导体二极管qSemiconductorq半导体半导体qTerminals/plug-in connectionq端子插接器端子插接器qElectrically-actuated valveq电磁激活的电液阀电磁激活的电液阀qElectrically-actuated proportional valveq电磁激活比例阀电磁激活比例阀第3页/共52页12/98 hw

5、sAKM 507 FN 4 GB4Contents内容内容qOrientation:Machine Iq定位定位:机器机器 IqOrientation:Circuit diagram Iq定位定位:电路图电路图 IqOrientation:Circuit diagram IIq定位定位:电路图电路图 IIqOrientation:Circuit diagram IIIq定位定位:电路图电路图 IIIqOrientation:Circuit diagram IVq定位定位:电路图电路图 IVqOrientation:Circuit diagram Vq定位定位:电路图电路图 VqExcerpt

6、from list of devicesq组配件单摘录组配件单摘录第4页/共52页12/98 hwsAKM 507 FN 5 GB5Basic knowledge I基础知识基础知识 IHydraulics液压液压Electrics电流电流Voltage电压Pressure压力Volume体积Current电流第5页/共52页12/98 hwsAKM 507 FN 6 GB6Basic knowledge II基础知识基础知识 IIHydraulics液压油路液压油路Electrics 电路电路Closed circuit 闭式回路闭式回路第6页/共52页12/98 hwsAKM 507 FN

7、 7 GB7Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件Code letter 代码:ADescription 说明:Assembly/component group 组合件/元件组Graphic symbol图示:PM application应用于:Emergency shut-down system 紧急关闭系统Function 功能 :Overriding control function.过载控制功能 第7页/共52页12/98 hwsAKM 507 FN 8 GB8Code letter代码:BDescr

8、iption说明:Converter转换器Graphic symbol图示:PM application 应用于:55 temperature sensor 55度温度感应器Function 功能 :Thermal cut-off on reaching limit temperature 温度切换开关,达到限定温度作用Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第8页/共52页12/98 hwsAKM 507 FN 9 GB9Code letter 代号:BDescription 说明:Converter 转换器

9、Graphic symbol 图示:PM application 应用于:90 temperature sensor 90度温度感应器Function 功能 :Thermal cut-off and signal for temperature display 温度切换开关,和温度信号显示Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第9页/共52页12/98 hwsAKM 507 FN 10 GB10Code letter 代码:CDescription 说明:Capacitor 电容器Graphic symbol

10、 图示:PM application 应用于:Spark suppression 灭电弧火花Function 功能 :A current flows briefly when you connect the capacitor to a dc source.The capacitor ischarged.The charge is then released.当你在直流电源上接上电容器后,电流直接流抵电容 器。电容器被充电，然后电容器释放Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第10页/共52页12/98 hw

11、sAKM 507 FN 11 GB11Code letter 代码:FDescription 说明:Protective devices 保护装置Graphic symbol图示:PM application应用于:Fuse 保险丝Function 功能 :May be thought of as switching devices whichbreak the circuit when the the fusible insert melts.可看作是一个切断开关装置，当插入的熔丝熔断时,电路断开Electrical equipment for PM concrete pumpsPM混凝土泵

12、的电气元件混凝土泵的电气元件第11页/共52页12/98 hwsAKM 507 FN 12 GB12Code letter 代码:FDescription 说明:Protective devices 保护装置Graphic symbol图示:PM application 应用于:Thermal/magnetic release 温控/磁性释放Function 功能 :Interrupts the electric circuit to prevent theconsumers and lines from being overloaded.在过载时中断电路以保护用电器和电路Electrical

13、 equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第12页/共52页12/98 hwsAKM 507 FN 13 GB13Code letter 代码:ADescription 说明:Alternators(power supply)整流变压（供电）Graphic symbol图示:PM application 应用于:Power supply unit 电源供给元件Function 功能:Supplies a circuit with smoothed d.c.voltage.供给平稳的直流电压 Electrical equipment

14、for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第13页/共52页12/98 hwsAKM 507 FN 14 GB14Code letter 代码:HDescription 说明:Indicating equipment 指示设备Graphic symbol图示:PM application 应用于:Indicator lamp 指示灯Function 功能 :Serves as a visual indication of certain operating statuses.对某种工作状态作可视指示Electrical equipment for PM

15、concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第14页/共52页12/98 hwsAKM 507 FN 15 GB15Code letter 代码:HDescription 说明:Indicating equipment 指示设备Graphic symbol 图示:PM application应用于:Signal horn 讯号喇叭Function 功能 :Serves as an acoustic indication of certainoperating conditions.对某种工作状态作听觉指示Electrical equipment for PM concr

16、ete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第15页/共52页12/98 hwsAKM 507 FN 16 GB16Code letter 代码:KDescription 说明:Relay/contactors 继电器/接触器Graphic symbol图示:PM application 应用于:Stepping relay 步进继电器Function 功能 :Switching consumers on and off by means of toggle switches.通过拨动开关切断或打开用电器 3115Electrical equipment for PM concr

17、ete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第16页/共52页12/98 hwsAKM 507 FN 17 GB17Code letter 代号:KDescription 说明:Flashing relay 断续继电器Graphic symbol图示:PM application 应用于:Flashing frequency generator 断续频率发生器Function 功能 :Signals are switched on and off in a cycle.信号周期性地打开和关上A2A1Electrical equipment for PM concrete pump

18、sPM混凝土泵的电气元件混凝土泵的电气元件第17页/共52页12/98 hwsAKM 507 FN 18 GB18Code letter 代号:KDescription 说明:Interval-time-delay relay 延时间隔继电器Graphic symbol图示:PM application 应用于:Industrial pumps 工业泵Function 功能:Signals are switched on for a specified discrete period.按拟定不连续周期的技术条件，切换信号A1A2Electrical equipment for PM concr

19、ete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第18页/共52页12/98 hwsAKM 507 FN 19 GB19Code letter 代码:KDescription 说明:Two-wire timer relay 双稳时间继电器Graphic symbol图示:PM application 应用于:Two-wire timer relay 双稳时间继电器Function 功能:A signal applied is connected after a specified time.信号按拟定的时间之后接续Electrical equipment for PM concret

20、e pumpsPM混凝土泵的电气元件混凝土泵的电气元件第19页/共52页12/98 hwsAKM 507 FN 20 GB20Code letter 代号:KDescription 说明:Timer relay with pickup delay 延时闭合继电器Graphic symbol图示:PM application 应用于:Industrial pumps 工业泵Function 功能 :A signal is switched on after a delay.信号在一个延缓时间后合上A1A2Electrical equipment for PM concrete pumpsPM混凝

21、土泵的电气元件混凝土泵的电气元件q控制信号q线圈电压q开关接触q时间延缓第20页/共52页12/98 hwsAKM 507 FN 21 GB21Code letter 代号:KDescription 说明:Timer relay with delayed dropout 延时断开继电器Graphic symbol图示:PM application 应用于:Industrial pumps 工业泵Function 功能 :A signal is switched off after a delay.信号在一个延缓时间后切断A1A2Electrical equipment for PM concr

22、ete pumpsPM混凝土泵的电气元件混凝土泵的电气元件q控制信号控制信号q线圈电压线圈电压q开关接触开关接触q时间延迟时间延迟第21页/共52页12/98 hwsAKM 507 FN 22 GB22Code letter 代号:KDescription 信号:Make contact relay 接触继电器Graphic symbol图示:PM application 应用于:Various switching relays in the control cabinet 控制箱内的各种切换继电器Function 功能 :Switching on consumers.接通用电器Electri

23、cal equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第22页/共52页12/98 hwsAKM 507 FN 23 GB23Code letter 代号:KDescription 说明:Double make contact relay 双路接触继电器Graphic symbol图示:PM application 应用于:Boom control 布料杆控制Function 功能:Switching on 2 consumers simultaneously.同时接通2个用电器Electrical equipment for PM co

24、ncrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第23页/共52页12/98 hwsAKM 507 FN 24 GB24Code letter 代号:KDescription 说明:Changeover contact relay 换向接触继电器Graphic symbol图示:PM application应用于:Various switching functions 各种开关功能Function 功能 :Switching consumers on or off.打开或关闭用电器Electrical equipment for PM concrete pumpsPM混凝土泵的

25、电气元件混凝土泵的电气元件第24页/共52页12/98 hwsAKM 507 FN 25 GB25Code letter 代号:KDescription 说明:Multiple changeover contact relay 多路接触继电器Graphic symbol图示:PM application应用于:Various switching functions 各种开关功能Function 功能 :Switching consumers on or off.将用电器打开或关闭Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的

26、电气元件第25页/共52页12/98 hwsAKM 507 FN 26 GB26Code letter 代号:KDescription 说明:Latching changeover contact relay 闭锁换向接触继电器Graphic symbol图示:PM application 应用于:Pump on/off泵的开/关Function 功能:Switching consumers on or off and latching 将用电器打开或关闭并闭锁Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第26页/

27、共52页12/98 hwsAKM 507 FN 27 GB27Code letter 代号:MDescription 说明:Direct current motor 电动机Graphic symbol图示:PM application 应用于:Motor for driving industrial and stationary pumps 用于驱动工业泵和固定泵的电动机Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第27页/共52页12/98 hwsAKM 507 FN 28 GB28Code letter 代号:

28、PDescription 说明:Metering device 测量装置Graphic symbol图示:PM application 应用于:Operating hours meter 工作小时计数表Function 功能 :Records operating hours.记录工作小时+-Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第28页/共52页12/98 hwsAKM 507 FN 29 GB29Code letter 代号:QDescription 说明:Power switchgear/motor pr

29、otection switch 电源切换开关/电机保护开关Graphic symbol 图示:PM application 应用于:Industrial pumps工业泵Function 功能 :Prevents motor drives short-circuiting and overloading.对电机短路和过载进行保护Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第29页/共52页12/98 hwsAKM 507 FN 30 GB30Code letter 代号:RDescription 说明:Potent

30、iometer resistances 分压变阻器Graphic symbol图示:PM application 应用于:Output regulation 排量调节Function 功能 :Infinite voltage adjustment.A potentiometer functions in the same way as a voltage divider.The voltage can be infinitely varied using a sliding/rotary potentiometer.无级调节电压。分压器的功能作为电压分配器，电压可通过滑动式 或旋转式分压器进行

31、无级调节Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第30页/共52页12/98 hwsAKM 507 FN 31 GB31Code letter 代号:SDescription 说明:Make contact switch 接触开关Graphic symbol图示:PM application 应用于:Various switching functions 各种开、关功能Function 功能 :Switches the relay on and off.将继电器导通或关闭Electrical equipment

32、 for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第31页/共52页12/98 hwsAKM 507 FN 32 GB32Code letter 代号:SDescription 说明:Toggle switch(mechanical actuation)拨动开关（机械激活）Graphic symbol图示:PM application 应用于:Various switching functions 各种开、关功能Function 功能 :The switch returns to its original position whenit is no longe

33、r actuated(hold-to-run).当不按下时，开关自动恢复原来的功位（按下动作）Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第32页/共52页12/98 hwsAKM 507 FN 33 GB33Code letter 代号:SDescription 说明:Latching toggle switch(mechanical actuation)拨动锁定开关（机械激活）Graphic symbol图示:PM application应用于:Various switching functions各种开关功能

34、Function 功能 :The switch latches in the actuated position.开关在执行位时能锁定Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第33页/共52页12/98 hwsAKM 507 FN 34 GB34Code letter 代号:SDescription 说明:Keyswitch(mechanical actuation)锁匙开关Graphic symbol图示:PM application 应用于:Switch for safety OSS functions 用

35、于侧支撑功能安全开关Function 功能:The switch can only be operated with the correct key.开关仅能用相应的钥匙打开Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第34页/共52页12/98 hwsAKM 507 FN 35 GB35Code letter 代号:SDescription 说明:Switch with mech.operation(mech.actuation)机械行程开关（机械激活）Graphic symbol 图示:PM applicati

36、on 应用于:Agitator cut-out 切断搅拌器Function 功能 :The switch is operated mechanically by a cam.开关由凸轮的机械动作来切断Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第35页/共52页12/98 hwsAKM 507 FN 36 GB36Code letter 代号:SDescription 说明:Emergency shut-down switch(mech.actuation)紧急关闭按扭开关（机械激活）Graphic symbol

37、图示:PM application 应用于:Emergency shut-down switch 紧急关闭按扭开关Function 功能 :The switch can only be unlocked by turning it after it has been pressed.All movement is stopped.开关被按下后仅能旋转复位，按下后，所有动作停下 Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第36页/共52页12/98 hwsAKM 507 FN 37 GB37Code letter

38、代号:SDescription 说明:Master switch 布料杆开关Graphic symbol图示:PM application 应用于:Boom control控制布料杆Function 功能 :Contacts actuated by lever deflection.操作手柄偏动接触后激活开关功能Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第37页/共52页12/98 hwsAKM 507 FN 38 GB38Code letter 代号:SDescription 说明:Inductive make

39、 contact switch 感应接触开关Graphic symbol图示:PM application 应用于:Pump changeover 泵机换向Function 功能:The switch is actuated when a metallic object comes into range.当金属物在其感应范围内时，开关激活Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第38页/共52页12/98 hwsAKM 507 FN 39 GB39Code letter 代号:TDescription 说明:T

40、ransformer 变压器Graphic symbol 图示:PM application应用于:Industrial pumps 工业泵Function 功能 :Electrical voltages are induced in static coils by changes in the magnetic flux.电压由固定线圈改变磁力线而生成Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第39页/共52页12/98 hwsAKM 507 FN 40 GB40Code letter 代号:VDescript

41、ion 说明:Semiconductor diode 半导体二极管Graphic symbol 图示:PM application应用于:Spark suppression 灭弧Function 功能 :Allows the current to flow in one direction only.使电流只能单向通过Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第40页/共52页12/98 hwsAKM 507 FN 41 GB41Code letter 代号:VDescription 说明:Semiconduct

42、or 半导体Graphic symbol 图示:PM application应用于:Light-emitting diode(LED)发光二极管Function 功能 :The diodes are illuminated when voltage of the correct polarity is applied.当电源电极正确时二极管被点亮指示Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第41页/共52页12/98 hwsAKM 507 FN 42 GB42Code letter 代号:XDescriptio

43、n 说明:Terminals/plug-in connections 端子插接器Graphic symbol 图示:PM application 应用于:Connections in the control cabinet 与电气箱连接Function 功能 :The target designations on the terminals correspond precisely to the connection designations on the operating equipment and in the circuit diagram.设计目的，使操作元件与电路中的终端匹配，通过

44、接插完全的连 接好Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第42页/共52页12/98 hwsAKM 507 FN 43 GB43Code letter 代号:YDescription 说明:Mechanical devices-electrically-actuated valve 机械装置-电磁激活的电液阀Graphic symbol 图示:PM application应用于:Control of the machines hydraulic circuit 控制机器液压油路Function 功能 :The

45、 valve is operated electrically to open or close oil channels.电液阀由电磁作用打开或关闭油路Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第43页/共52页12/98 hwsAKM 507 FN 44 GB44Code letter 代号:YDescription 说明:Mechanical devices-electrically-actuated-proportional valve(with diode and LED)机械装置-电磁激活-比例阀（带

46、LED二极管发光指示）Graphic symbol 图示:PM application 应用于:Boom control布料杆控制Function 功能 :The valve opens or closes oil channels proportionally to the electrical actuating signal.通过电磁信号比例地打开、关闭油路通道Electrical equipment for PM concrete pumpsPM混凝土泵的电气元件混凝土泵的电气元件第44页/共52页12/98 hwsAKM 507 FN 45 GB45General procedure

47、 for electrical checks电气检测的一般步骤电气检测的一般步骤“Where”is“what”on the concrete pump:Machine I orientation泵机上“那里”是“什么”:第一种 检查机器的取向第45页/共52页12/98 hwsAKM 507 FN 46 GB46General procedure for electrical checks电气检测的一般步骤电气检测的一般步骤“Where”is“what”on the concrete pump:Circuit diagram I orientation泵机上“那里”是“什么”:第一步电路图检查

48、取向电路7区域 第46页/共52页12/98 hwsAKM 507 FN 47 GB47“Where”is“what”on the concrete pump:Circuit diagram II orientation泵机上“那里”是“什么”:第二步电路图检查取向General procedure for electrical checks电气检测的一般步骤电气检测的一般步骤第47页/共52页12/98 hwsAKM 507 FN 48 GB48“Where”is“what”on the concrete pump:Circuit diagram III orientation泵机上泵机上“

49、那里那里”是是“什么什么”:第三步电路图第三步电路图检查取向检查取向General procedure for electrical checks电气检测的一般步骤电气检测的一般步骤第48页/共52页12/98 hwsAKM 507 FN 49 GB49“Where”is“what”on the concrete pump:Circuit diagram IV orientation泵机上泵机上“那里那里”是是“什么什么”:第四步电路图第四步电路图检查取向检查取向General procedure for electrical checks电气检测的一般步骤电气检测的一般步骤第49页/共52页

50、12/98 hwsAKM 507 FN 50 GB50“Where”is“what”on the concrete pump:Circuit diagram V orientation泵机上泵机上“那里那里”是是“什么什么”:第五步电路图第五步电路图检查取向检查取向General procedure for electrical checks电气检测的一般步骤电气检测的一般步骤第50页/共52页12/98 hwsAKM 507 FN 51 GB51List of devices(example)电气组件单（范例）电气组件单（范例）斩波放大器液压油90度温控开关液压油55度温控开关压缩机辅助开关