常用液压元件符号大全

常用液压元件符号大全 常用液压图形符号 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 1常用液压图形符号(摘自GB/T786.1-1993) (1)液压泵、液压马达和液压缸 名称 符号 说明 名称 符号 说明 一般符液压泵 详细符号 号 不可调 单向缓单向旋单向定冲缸 转、单向量液压简化符号 流动、定泵 排量 双向旋双向定转，双向量液压详细符号 液压泵 流动，定泵 可调单 排量 向缓冲单向旋单向变缸 转，单向量液压简化符号 流动，变泵 排量 双向旋双向变双作转，双向量液压详细符号 用缸 流动，变不可调泵 排量 双向缓 冲缸 液压马一般符简化符号 达 号 单向定单向流 量液压动，单向详细符号 马达 旋转 可调双 液压马向缓冲双向流达 双向定缸 动，双向量液压简化符号 旋转，定马达 排量 单向流单向变动，单向量液压伸缩缸 旋转，变 马达 排量 that the wiring is correct, the operation is flexible, auxiliary contact is accurate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side are not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance must be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of main loop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage whether meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the following electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meet drawings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, and accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the reliability; on has electrical joint lock link of equipment, should according to principle figure check chain function anti-mine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring grounding very E' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in the, and 双向流双向变动，双向量液压单程作用 旋转，变马达 气-液 排量 转换器 双向摆摆动马动，定角连续作用 达 度 压力单向流定量液转换动，单向压泵-器 单程作用 旋转，定 马达 排量 双向流增压器 变量液动，双向 泵-马压泵-旋转，变连续作用 达 马达 排量，外 部泄油 单向旋 液压整转，变排 体式传量泵，定蓄能器 一般符号 动装置 排量马 达 详细符气体隔 号 离式 蓄能 单活塞器 杆缸 简化符重锤式 号 单作用详细符单活塞弹簧式 缸 号 杆缸 (带弹 簧复简化符辅助气瓶 位) 号 柱塞缸 气罐 e, and' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in thounding very Emine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring gr-lity; on has electrical joint lock link of equipment, should according to principle figure check chain function antieliabind accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the rwings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, aet draowing electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meer meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the follwhethloop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of mainmust not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance rate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side arethat the wiring is correct, the operation is flexible, auxiliary contact is accu- 2 - 伸缩缸 液压源 一般符号 详细符气压源 一般符号 号 单活塞能量杆缸 简化符源 电动机 号 双作用 缸 详细符原动机 电动机除外 号 双活塞 杆缸 简化符 号 (2)机械控制装置和控制方法 名称 符号 说明 名称 符号 说明 液压先直线运箭头可导加压内部压力控制 动的杆 省略 控制 液压先旋转运箭头可导加压外部压力控制 动的轴 省略 控制 液压二 定位装级先导内部压力控机械控 置 加压控制，内部泄油 制件 制 先导气压外部控*为开锁气-液压力锁定装制，液压内部的控制先导加 控制置 控制，外部泄 方法 压控制 方法 油 电-液弹跳机液压外部控 先导加 构 制，内部泄油 压控制 内部压力控顶杆式 液压先制，内部泄油 机械控 导卸压制方法 可变行外部压力控制控制 程控制 (带遥控泄放 式 口) that the wiring is correct, the operation is flexible, auxiliary contact is accurate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side are not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance must be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of main loop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage whether meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the following electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meet drawings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, and accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the reliability; on has electrical joint lock link of equipment, should according to principle figure check chain function anti-mine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring grounding very E' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in the, and - 3 - 电-液电磁铁控制、弹簧控 先导控外部压力控 制式 制 制，外部泄油 先导型带压力调节弹两个方滚轮式 压力控簧，外部泄油，向操作 制阀 带遥控泄放口 仅在一先导型 个方向比例电先导级由比例单向滚上操作，磁式压电磁铁控制，轮式 箭头可力控制内部泄油 省略 阀 电气引线可省人力控一般符单作用略，斜线也可制 号 电磁铁 向右下方 双作用按钮式 电磁铁 单作用 可调电 磁操作 (比例拉钮式 电磁 电气铁，力控制马达人力控方法 等) 制方法 双作用 可调电 按-拉磁操作 式 (力矩 马达 等) 旋转运 动电气手柄式 控制装 置 单向踏反馈反馈控 一般符号 板式 控制制 e, and' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in thounding very Emine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring gr-lity; on has electrical joint lock link of equipment, should according to principle figure check chain function antieliabind accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the rwings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, aet draowing electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meer meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the follwhethloop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of mainmust not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance rate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side arethat the wiring is correct, the operation is flexible, auxiliary contact is accu- 4 - 方法 由电位器、差双向踏 电反馈 动变压器等检板式 测位置 加压或内部机如随动阀仿形卸压控 械反馈 控制回路等 制 差动控 直接压制 力控制控制通方法 内部压路夺元 力控制 件内部 控制通外部压路在元 力控制 件外部 (3)压力控制阀 名称 符号 说明 名称 符号 说明 先导型一般符比例电号或直溢流阀 磁式溢 动型溢流减压 流阀 阀 减压先导型定比减 减压比1/3 阀 溢流阀 压阀 先导型定差减电磁溢(常闭) 溢流阀 压阀 流阀 直动式一般符号或睦比例溢 顺序阀 动型顺序阀 流阀 顺序 阀 先导比先导型例溢流 顺序阀 阀 that the wiring is correct, the operation is flexible, auxiliary contact is accurate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side are not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance must be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of main loop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage whether meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the following electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meet drawings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, and accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the reliability; on has electrical joint lock link of equipment, should according to principle figure check chain function anti-mine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring grounding very E' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in the, and - 5 - 单向顺 卸荷溢p,p时序阀21 流阀 卸荷 (平衡 阀) 直动式，双向溢一般符号或直外部泄卸荷阀 流阀 动型卸荷阀 油 卸荷 一般符阀 先导型号或直减压阀 电磁卸p,p 12动型减荷阀 压阀 先导型双溢流减压阀 减压阀 制动阀 制动 阀 溢流油溢流减 桥制动 压阀 阀 (4)方向控制阀 名称 符号 说明 名称 符号 说明 二位五详细符通液动 号 阀 单向阀 单向阀 简化符二位四 号(弹簧通机动 可省略) 阀 换向 阀 详细符三位四号(控制通电磁 压力关 阀 液压单液控单闭阀) 向阀 向阀 三位四简化符简化符号(内通电液号 控外泄) 阀 e, and' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in thounding very Emine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring gr-lity; on has electrical joint lock link of equipment, should according to principle figure check chain function antieliabind accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the rwings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, aet draowing electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meer meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the follwhethloop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of mainmust not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance rate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side arethat the wiring is correct, the operation is flexible, auxiliary contact is accu- 6 - 详细符三位六号(控制通手动 压力打 阀 开阀) 简化符三位五 号(弹簧通电磁 可省略) 阀 三位四外控内泄(带双液控 通电液手动应急控制单向阀 阀 装置) 三位四详细符节流型，中位通比例号 正遮盖 阀 梭阀 或门型 三位四简化符通比例中位负遮盖 号 阀 二位四 常断 通比例 二位二阀 通电磁 阀 四通伺常通 服 二位三 换向阀 通电磁 二级 四通电阀 液伺服 二位三阀 通电磁 带电反馈三级 球阀 二位四 通电磁 阀 (5)流量控制阀 名称 符号 说明 名称 符号 说明 that the wiring is correct, the operation is flexible, auxiliary contact is accurate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side are not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance must be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of main loop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage whether meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the following electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meet drawings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, and accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the reliability; on has electrical joint lock link of equipment, should according to principle figure check chain function anti-mine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring grounding very E' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in the, and - 7 - 详细符调速阀 简化符号 号 可调节 流阀 简化符旁通型简化符号 号 调速阀 调速 阀 温度补不可调一般符偿型调简化符号 节流阀 号 速阀 单向节单向调节流阀 简化符号 流阀 速阀 双单向 分流阀 节流阀 单向分截止阀 流阀 滚轮控同步 制节流阀 集流阀 阀(减 速阀) 详细符分流集调速阀 调速阀 号 流阀 (6)油箱 名称 符号 说明 名称 符号 说明 管端在通大气管端在 油箱 油箱底 式 液面上 部 ' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in thounding very Emine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring gr-lity; on has electrical joint lock link of equipment, should according to principle figure check chain function antieliabind accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the rwings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, aet draowing electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meer meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the follwhethloop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of mainmust not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance rate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side arethat the wiring is correct, the operation is flexible, auxiliary contact is accue, and- 8 - 局部泄管端在带空气油或回 液面下 过滤器 油 加压油箱或密 三条油路 闭油箱 (7)流体调节器 名称 符号 说明 名称 符号 说明 一般符过滤器 空气过滤器 号 带污染 指示器 温度调节器 的过滤 器 磁性过 冷却器 一般符号 滤器 冷却带冷却过滤器 带旁通器 剂管路阀的过 的冷却滤器 器 双筒过p:进油 1加热器 一般符号 滤器 p:回油 2 (8)检测器、指示器 名称 符号 说明 名称 符号 说明 检流计 压力指(液流 示器 指示流量 压力检器) 检测测器 器 压力表 流量计 (计) that the wiring is correct, the operation is flexible, auxiliary contact is accurate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side are not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance must be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of main loop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage whether meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the following electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meet drawings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, and accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the reliability; on has electrical joint lock link of equipment, should according to principle figure check chain function anti-mine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring grounding very E' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in the, and - 9 - 电接点 压力表累计流(压力 量计 显控 器) 压差控 温度计 制表 液位计 转速仪 转矩仪 (9)其它辅助元器件 名称 符号 说明 名称 符号 说明 详细符压差开关 号 压力继电器(压 力开关) 一般符传感器 一般符号 号 传感 详细符压力传器 号 感器 行程开关 一般符温度传 号 感器 一般符联轴器 号 联轴器 放大器 弹性联 轴器 (10)管路、管路接口和接头 名称 符号 说明 名称 符号 说明 压力管交叉管两管路交叉不管路 管路 路回油管路 路 连接 管路 e, and' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in thounding very Emine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring gr-lity; on has electrical joint lock link of equipment, should according to principle figure check chain function antieliabind accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the rwings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, aet draowing electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meer meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the follwhethloop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of mainmust not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance rate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side arethat the wiring is correct, the operation is flexible, auxiliary contact is accu- 10 - 两管路连接管柔性管相交连 路 路 接 单向放可表示控制管气装置泄油管 路 (测压 路 接头) 不带单单通路向阀的 旋转接 快换接头 快换接 旋转头 头 接头 带单向三通路 阀的快 旋转接 换接头 头 that the wiring is correct, the operation is flexible, auxiliary contact is accurate. 11 current and voltage circuits check: current transformer wiring is correct, correct polarity, the secondary side are not allowed to open. 5.3.2.2 debugging 12 wiring insulation resistance test methods: secondary circuit insulation resistance must be greater than 1M (use 500V megohmmeter to check). 2 control loop simulation action test: disconnect electrical line of main loop switch outlet at, motor, electrical equipment not by electric, connected control power, check the Department of voltage whether meet provides, lights following electrical, work whether normal; operation the button or switch, corresponding of the following electrical, and contact device of sucking collection and release are should quickly, the related lights indicates to meet drawings requirements; with artificial simulation of method try moving the protection components, should can achieved quickly, and accurate, and reliable of protection function; manual the trip switch, Check its limited bit role of directional and the reliability; on has electrical joint lock link of equipment, should according to principle figure check chain function anti-mine grounding system debugging 5.3.3.1 grounding resistance of test method following figure by shows, along was measuring grounding very E' makes potential detection needle P' and current detection needle C' according to line each other apart 20m, insert to in the, and - 11 -