HBD系列液控止回蝶阀使用说明书资料

HBD系列液控止回蝶阀

Hydraulic Control Butterfly Valve 使用说明书OPERATION INSTRUCTIONS

中国.高能阀门集团有限公司

Gaoneng Valve Group Co., Ltd CHINA

目录CONTENTS

1.产品简介INTRODUCTION (1)

2.型号说明TYPE INSTRCTIONS (3)

3.标准与规范STANDARDS (4)

4.基本参数BASIC PARAMETERS (4)

5.特殊参数SPECIAL PARAMETERS (5)

6.主要零件选用材料MATERIALS OF MAIN PARTS (5)

7.产品结构说明PRODUCT’S STRUCTURE (6)

8.工作原理及操作说明 WORKING PRINCIPLE & OPERATION NOTES

9.吊装及调试维护INSTALLATION DEBUGGING & MAINTENANCE (11)

10、故障分析与排除TROUBLES AND SOLUTIONS (15)

11.阀门成套供应范围SUPPLY RANGE (16)

12.附件APPENDIX (17)

1.产品简介INTRODUCTION

液控缓闭止回蝶阀是目前国内外较先进的管路控制设备，主要安装于水利、电力、给排水等各类泵站的水泵出口，替代止回阀和闸阀的功能。工作时，阀门与管道主机配合，按照水力过渡过程原理，通过预设的启闭程序，有效消除管路水锤，实现管路的可靠截止，起到保护管路系统安全的作用。

The Hydraulic Control Slow-closing Butterfly Valve （Hydraulic Control Butterfly Valve ）

is one of advanced control equipment which is widely used as a out valve in irrigation works, power stations and various pump stations, replacing non-return valve and gate valve. While working, the valve cooperates with host computer of the pipeline, according to the transition course principle of water conservancy, through the procedure of opening and closing that is preserved, dispel the pipeline water hammer effectively, realize the ending reliably of the pipeline, and play a role in protecting systematic security of pipeline.

本公司生产的液控缓闭止回蝶阀流阻系数小、自动化程度高、功能齐全、性能稳定可靠，是我公司设计人员在广泛搜集、研究、总结国内外同类产品性能的基础上，引入阀门、液压、电气等行业的多项研究成果，厚积而薄发，开发出来的新一代智能化高效节能产品。公司技术力量雄厚，并可根据用户的特殊要求单独进行设计，多方位满足广大用户对该类产品的需要。

The Hydraulic Control Slow-closing Butterfly Valve that our coMPany produces features small flow resistance, high level of automation, multifarious functions, steady and reliable performance. The valve is a new generation's intelligent energy-efficient product, which designed by our coMPa ny’s designers through collecting, studying, summarizing the domestic and international similar properties of product extensively, and introducing the multiple research results of the

valve,hydraulic pressure, and electric trade. Our coMPany's technical force is rich, and the special requirement that can follow users is designed alone, meet the masses of user's requirements for this kind of product diversely.

该产品主要有如下特点：

This product mainly has the following characteristic

a.可取代水泵出口处原电动闸阀和止回阀的功能，并把机、电、液系统集成为一个整体，减少

占地面积及基建投资。

It can replace the function of the electronic floodgate valve and the non-return valve, which are at the exit of the pump. The machine, electricity, liquid system integrates for one whole, as well as it can reduce floor space and capital expenditure.

b.电液控制功能齐全，无需另外配置即可以作为一个独立的系统单机就地调试、控制；也可以

作为集散性控制系统（DCS）的一个设备单元，通过I/O通道由中央计算机进行集中管理，与水泵、及其他管道设备实现联动操作；并配有手动功能，无动力电源时也可以实现手动开、关阀，满足特殊工况下的阀门调试、控制要求。

The electro-hydraulic control system has multifarious functions, and it can debug, control locally as an independent systematic unit without other additions. It also can be carried on centralized management by the central computer through I/O pass way as a apparatus unit of the collecting and distributing control system (DCS), realize linking and operating with water pump, hydraulic turbine, by-pass valve and other pipelines apparatus. It is furnished with manual function, and can turn on, turn off the valve manually without power, meet valve debugging, control request under the special operating mode.

c.可控性好，调节范围大、适应性强。电液控制系统设有多处调节点，可以按不同的管道控制

要求进行启闭程序设置，保证在满足开、关阀条件时，阀门能够自动按预先设定的时间、角度开启和分快关、慢关两阶段。并能实现无电关阀，有效消除破坏性水锤，防止水泵和水轮机组飞逸事故的发生，降低管网系统的压力波动，保障设备的安全可靠运行。

The controllability is good, the regulation range and adaptability is great. The electro-hydraulic control system has several regulation points. It can open and close the valve according to different pipeline control requests, so as to guarantee the valve shut-off and open automatically according to time, angle that set for in advance. In addition it can be closed without electricity, effectively dispel the destructive water hammer; prevent water pump and hydraulic turbine from splashing, the pressure fluctuation of the pipe network system, guarantee equipment’s safe and reliable operation.

d.主阀密封副为三偏心金属密封或双偏心橡胶密封结构，启闭轻松、密封可靠；并有一道额外加

大的偏心，使阀门具有良好的自关闭、自密封性能。中、小口径蝶板设计成流线型平板结构，大口径蝶板设计面双平板桁架式结构，水流平顺，阀门流阻系数小，节能效果明显。

The sealing pair of the main valve is triple-eccentric metal sealing or double-eccentric rubbery sealing structure. It is easy to open and close, and the sealing is reliable. It also has an extra enlarge eccentric which makes the valve has a good function of closing and sealing automatically. The disc of the middling and small calibre butterfly valve are designed with streamlined dull and stereotyped structure, heavy-calibre disc is designed with a pair of dull and stereotyped truss type structure, it is small to squeeze, the stream is smooth-going, The energy-conserving result is obvious.

2.型号说明TYPE INSTRCTIONS

HB D 7 ※ 4 ※※–※※

阀门材料Valve materials：

C 碳钢Carbon Steel

Q 球墨铸铁Spheroidal Cast Iron

Ni 镍铬合金铸铁Nickel-chrome cast iron

公称压力Nominal Pressure：单位Unit: kg/㎝2

密封材料Sealing materials：

H不锈钢Stainless Steel

X 优质丁腈橡胶High Quality NBR

结构形式Constructure：

3 三偏心结构Triple-eccentric Type

1 双偏心Double Eccentric Type

连接方式Connection：

4法兰连接Flanged Connection

液控特征Hydraulic Control Features：

无重锤式自动保压型

Automatic Pressure Maintaining Heavy Hmmer Type

X 蓄能器式Accumulator Type

驱动方式Drive Mode：

7 液压Hydraulic

产品类别Valve Type：

D 蝶阀Butterfly Valve

功能特征Function Features：

HB缓闭止回功能

Slow-closing and Non-return

3.标准与规范STANDARDS

Note: When other related shandards were used, they maybe noted in the contractor or the technical agreement.

4.基本参数BASIC PARAMETERS

Note: 1、1MPa=10.2㎏f/c㎡

2、When used in hydropower stations, it is accordance with the highest static according to

water-column to caculate sealing test pressure.

5.特殊参数SPECIAL PARAMETERS

6.主要零件选用材料MATERIALS OF MAIN PARTS

7.产品结构说明PRODUCT’S STRUCTURE

◆阀门主要由阀门本体、传动机构、液压站、电控箱等四部分组成。阀门本体由阀体、蝶板、阀

杆、滑动轴承、密封组件等主要零件组成。

The valve is made up by the valve noumenonn, actuator, hydraulic station, and electric control case. The valve noumenonn is made up by valve body, disc, shaft, transmission shaft and

sealing package, etc.

◆传动机构主要由液压缸、摇臂、支撑墙板（重锤式还有重锤、杠杆等）等连接、传动件组成，

是液压动力开、关阀门的主要执行机构。

The actuator is made up by the connection and transmission pieces suach as hydraulic jar, rocking arm, support wallboard (haevy hammer type has haevy hammer, lever, etc.) It is the main executive body of valve, which open and close the valve hydraulicaly.

◆卧式布置时，传动机构一般采用正向安装；现场空间限制时也可根据用户要求采用反向安装（即

传动装置位于阀体的另一侧，见图1\图2）。

While fixed up horizontally, the actuator generally adopts obverse installation. If there is not enough space, you can adopt reverse installation (transmission device is placed on the other side of valve body, see Fig. 1 - Fig. 2).

◆液压站包括油泵机组、手动泵、蓄能器、电磁阀、溢流阀、流量控制阀、截止阀、液压集成块、

油箱等零部件。

The hydraulic pressure station is made up by oil pump assembly, hand operated pump,

accumulator, electromagnetic valve, overflow valve, flow control valve, stop valve, hydraulic pressure integrated lump, oil tank, etc.

◆重锤式自动保压型系统中，蓄能器用作系统压力的补偿。

In automatic pressure maintaining heavy hmmer type control ssystem, the accumlator can be used as compensation of systematic pressure.

◆流量控制阀用于开阀时间调节，调节范围见第5节<特殊参数>。

The flow control valve is used to adjust the time of opening the valve, see the adjusting range in section 5(Special Parameters).

◆手动泵用于系统调试和特殊工况下的阀门启闭。

The hand operated pump is use for the systematic debuging and opening and closing the valve under special operating mode.

◆液压系统与阀门本体可以是整体式安装，也可以分开安装。用户未作特殊说明时为分体式安装。

The hydraulic system and valve noumenonn can install integrally, as well as install separately.

If users don’t have special requirements, it is installed separately. When the accumulator type is fixed up vertically, it should be installed separately.

8.工作原理及操作说明WORKING PRINCIPLE & OPERATION NOTES

本阀电气控制系统按主逻辑元件类别分为普通型和PLC智能控制型，出厂配套一般为普通型，需PLC智能控制型要在订货时说明。各类型又分以下几种主要工况：

According to the logic components the electric control systemic divided into common relay type and PLC intellectual control type. The factory always formed a complete set of the common relay type, and it should be proved while ordering the PLC intellectual control type.

The main operating modes of all kinds of divides are as follows:

开阀离心泵工况（包括离心式混流泵）：先启动泵，延迟预定时间后开阀，或泵阀同时开启。

The operating mode of the opening valve’s eccentr ic pump (including the centrifugal diagonal pump): Start the pump first, delay scheduled time and turn on the valve, or open the pump and the valve at the same time.

开阀轴流泵工况（包括轴流式混流泵）：泵阀同时开启，或先开阀至一定角度，再启动泵。

The operating mode of the opening valve’s axial p ump (including the axial-flow type diagonal pump): While opening the pump and the valve at the same time, turn on the valve to some angle, and then start the pump.

本阀电气控制系统均配有就地控制回路和远程联动控制回路。就地控制回路主要用于现场调试，正常工作时一般均使用远程联动控制回路。

This electric control system of the valve is furnished with local controlling circuit and remote tandem controlling circuit. The local controlling circuit is used to debugging in situ, while the remote tandem controlling circuit is generally used to normal working.

油泵电源为AC380V，控制不间断电源为AC220V。

The systematic motive power is AC380V, the uninterrupted power supply is AC220V.

液压控制原理详见（附件3），电气控制原理详见（附件4）

The hydraulic principle dewing see Appendix3,and The Electric operation Principle dewing see Appendix4.

8.1 自动保压Automatic Packing

合上空气开关，接通油泵电源AC380V、控制不间断电源AC220V电源，电源指示灯亮；

Close the air switch, connected to pump power AC380V, AC220V control of uninterruptible power supply, power indicator light;

“控制电源”转换开关旋到“开”位置，控制系统自动保压单元自动启动，油泵自动开机给系统充压。当压力增至压力继电器高端设定点（16MPa）后，油泵停机。以后无论在“就地”或“远程”、“开阀”或“关阀”状态，保压功能均有效。即：当系统压力降至压力继电器低端设定点(13MPa)时，油泵自动开启充压，至高压力设定点停机。

Then change the transfer switch to " Open” position, start the automatic pressure

maintaining system. The electric motor begins to fill the accumulator with pressure. When the pressure reaches the high-pressure switch’s setting number (16MPa), the oil pump shuts，Maintenance is always in effect, in spite of which state the system is on (Locale, remote,

Down。This function of automatic pressure open, close, and etc。Which is when the system drops the pressure to low-pressure switch’s setting number (13MPa), the oil pump will automatically start to fill the pressure, when reach the high-pressure switch’s setting number (16MPa), it shuts down.

蓄能器存储的能源足够AC380V动力电源故障、油泵不能启动时，一次全程的开阀或关阀。When the power of AC380V goes wrong, or the oil pump can’t work normally, the pressure preserved in the accumulator can complete a whole course of opening valve or closing valve.

将转换开关旋至“关”位置，可解除自动保压功能

You can release this function, through changing the transfer switch to "Close” position.

8.2 就地控制Locale Operation

将转换开关旋至“就地”位。Change the transfer switch to "Locale” position.

8.2.1开阀T o open the valve

按就地控制箱上开阀按钮，开阀指示灯亮，则阀门将按设定好的速度开启，直到全开位置（“全开”指示灯点亮）自动停止开阀动作，开阀指示灯自动熄灭

Press the locally button of opening-valve, the indicator lamp of opening-valve is bright, and the valve open on the speed adjusted beforehand. When the valve is opened fully, it is stopped, and the full-open indicator lamp lights, the opening-valve indicator lamp goes out.

调整开阀时间可通过旋转流量控制阀手轮来实现，其开度变化后可以达到不同的开阀时间以适应实际工况，时间调整范围见前表〈特殊参数〉。

Through rotating the handwheel of the flow control valve to adjust the time of opening the valve. You can change the time in order to meet the practical operating mode. See the time adjusting range in Special Parameters.

8.2.2 关阀T o close the valve

按关阀按钮，关阀指示灯亮，则阀门将按设定好的速度关闭阀门，直到全关位置（全关指示灯点亮）自动停止关阀动作，关阀指示灯自动熄灭。关阀分为快关、慢关两阶段，调整旋转关流量控制阀和油缸尾部的缓闭节流阀来分别实现，其调节范围见前表。

Press the button of closing-valve, the indicator lamp of closing-valve is bright, and the

valve close on the scheduled speed。When the valve is closed fully, it is stopped, and the full-close indicator lamp lights, the closing-valve indicator lamp goes out.Valve closing is divided into fast-close and slow-close. Through rotating the flow valve and the

slow-close flow valve at the tail of cylinder you can adjust the speed.

8.2.3 停止Stop

阀门在开阀、关阀的过程中，按停止按钮，阀门停止在任意中间位置。

You can discontinue movements through pressing the stop button in the course of opening the valve or closing the valve normally. Let the valve be stopped in the arbitrary position.

8.3 远程控制Remote Operation

将转换开关旋至“远程”位，远程指示灯亮。

Turn the transfer switch to the position of “Remote”, the remote indicator lamp lights.

8.3.1 开阀T o open the valve

◆先启泵、后开阀Start the pump first, delay to open the valve.

中控室启动水泵，延迟预定时间后，水泵控制继电器常开接点闭合，，阀门按预定程序自动开启、保压。将延迟预定时间调定为零，即可实现泵阀同时启动。

The remote control panel starts the pump, delay scheduled time, the valve is opened and the system maintains pressure automatically according to scheduled program. The pump and the valve may be arranged to start at the same time through adjusting the scheduled time to 0 sec.

◆先开阀、后启泵Open the valve first, delay to start the pump.

按远程开阀按钮，油泵启动，阀门随之开启。当阀门开启到一定角度(15度)，启泵行程开关压合，信号发出，中控室启动水泵。开阀按钮同时发出启泵信号，也可实现泵阀同时启动。

Press the remote button of opening-valve。The valve begins to open. When open the valve to the station of 15°, the action switch SQ3 is turned off, the electric signal is send out, the remote control panel starts the pump immediately. The electric signal of start-pump can be send out at the same time of open valve too.

8.3.2 关阀T o close the valve

◆泵阀正常同时关闭The valve and the pump are closed at the same time.

水泵停机，电磁阀得电换向，阀门按预定程序关阀。

The pump is stopped, at the same time, the electromagnetic valve YV connects with the electricity and change the direction. the butterfly valve close according to the scheduled program.

◆先关阀、后停泵Close the valve first, delay to stop the pump.

按下远程关阀按钮，阀门关闭；当阀门关闭到一定角度(75度)，行程开关压合，发出信号，远程控制室停止水泵。

Press the remote button of closing-valve。The valve begins to close. When close the valve to the station of 75°, the action switch SQ4 is turned off, the electric signal is send out, the remote control panel stops the pump immediately

8.3.3 联动失电保护Protections of losing the electricity

本电控设备接入24V不间断电源。当常规电源失电时，备用电源自动接入，阀门保持当前位置，若需失电关阀，将PLC上I4从0.5改接到0.4即可。

The electronic control device access 24V uninterruptible power supply. When conventional power loss of power, standby power automatically access valve to maintain the current position, For lost electricity off valve on the PLC received I4 changed from 0.5 to 0.4 can.

8.3.4 远程监控Remote scout and control

控制系统除可接收远程开阀、关阀、停止、水泵状态信号外，还输出各种状态信号供远程DCS监控，主要有：阀门位置信号（0o、90o）、开阀15度信号、关阀75度信号、远程状态信号、油泵状态信号、电机过载、开阀超时故障信号、阀门位置4~20mA模拟量信号等。

In addition, the control system also outputs various state signals for remote DCS to control. Such as v Valve position signal (0 o, 90 o), the signal to open valve 15 degrees, 75 degrees off valve signal,,remote state, oil pump state, overload, overtime, valve position 4~20mA signal, and etc.

8.4 手动操作Manual Operation

动力电源失电时时，摇动手动泵，亦可实现阀门启闭。

手动功能主要是利用备用电源进行阀门调试，或在特殊情况下的阀门紧急关闭。

When the power of AC380V goes wrong , wave the hand operated pump，you can open and close the butterfly valve too.

Manual Operation is mainly used to debug the valve , or to close the valve under special instance.

8.5 压力继电器高、低点调整方法：Pressure relay adjusting

看液压原理图，找到压力继电器，用内六角扳手旋转压力继电器尾部的调整螺钉，向左旋，调整的压力降低，向右旋，调整的压力升高。（出厂时都调好）.

First, you should confirm the certain pressure relay according to Hydraulic Principle

Drawing。Then using a hexagon ring spanner, you may rotate an adjusting bolt at the relay’s tail. Rotate it leftwards, the adjusting pressure turn lower, Rotate it rightwards, the adjusting pressure turn higher.

其他工况电液控制原理详细说明参看我公司相关产品出厂<安装使用说明书> See notes on other operating modes and electro-hydraulic control principle in our coMPa ny’s pertinent〈Install and operation instructions〉。

9.吊装及调试维护INSTALLATION DEBUGGING & MAINTENANCE

9.1 吊运Transportation

运输起吊时不得翻转、倒放；开箱后用吊车运蝶阀，起吊时注意在四个起吊点中选取平衡位置。吊装过程应注意缓慢、平稳、轻放。

While transporting and lifting, the valve cannot turn or put upside down. When unpack the valve, transport butterfly's valve with the crane. Choose the equilibrium position while lifting the valve.

Please be transport slowly, steady and putting down gently in the course.

9.2 储存Storage

产品长时间存放时，应放于干燥处，封闭进出口两端，在密封面涂上防锈油。临时停放时可在外墙板位置增加辅助支承以保持平稳。半年不安装，液压系统需清洗换油。

When this valve is preserved for a long time, it should be put in the dry place, close two end pass ways; and paint the surface with antirust oil. Put a support to keep steady beside the wallboard while parking temporarily. T he hydraulic system need to wash and change the oil, while it is not installed for half a year.

本阀禁止露天存放。

THE VALVE FORBIDS PRESERVING IN THE OPEN AIR！！！

9.3 安装Installation

安装前应核对本阀铭牌参数是否符合使用要求；清洗阀体通道及蝶板、检查各部位有无损坏现象，各零部件联接螺栓是否紧固。

Before installation, you should check whether the parameters of a valve are all right accorded with the instructions for use. Wash the hole of the valve and disc, check every part to find if there is any damage and check w hether every spare parts’ linking bolts are fasten.

正、反装型阀门分别按图1、图2所示，确认液压传动系统与水泵出水管道的相对方位，将阀门安装在水泵出口。

The obverse installation according to Fig. 1，The reverses installation according to Fig. 2.

蝶阀安装在基础上应校正水平，保证阀轴不倾斜。阀门支脚及辅助支撑主要用于保证阀门安装运行平稳，不宜大量承受与其垂直的管道轴向水推力；轴向水推力应通过阀前或阀后管道传递到承重基础上。

When install the butterfly valve, you should make sure the shaft is not slope. The valve’s feet and other supports are used mainly for guaranteeing the valve is installed and operated

steadily. It should not bear much pressure

液压执行器

水泵出水方向

站在水泵位置，顺水流方向看，执行器在右侧

图1 液控缓闭止回蝶阀（正装型）管道安装图

Pipe Installation Figure of Heavy Hammer Type Hydraulic Control Slow-close Non-return Butterfly

Valve (Obverse Installation)

水泵出水方向

站在水泵位置，顺水流方向看，执行器在右侧

图2 液控缓闭止回蝶阀（反装型）管道安装图

Pipe Installation Figure of Heavy Hammer Type Hydraulic Control Slow-close Non-return Butterfly

Valve (Reverse Installation)

9.4 调试Debugging

系统各电液元件在厂内均已调试到位，若需现场调试，主要注意以下事项：All the electro-hydraulic components are already debugged .If it needs debugging, pay

attention to the follows:

检查手动启闭功能。Check the manual open and close function.

接上总电源，点动电机观察电机风叶，顺时针旋转则接线正确。

Connect the total power, make the electric motor into work and observe the wind leaves

of the electric motor. If it rotation direction is clockwise, it is wired correctly.

溢流阀先全部打开，开阀时慢慢上调，压力上升，最终调定压力应大于高压力开关KP1设定值1~2MPa。压力调定后用锁紧螺母锁定。压力控制器上、下限设定值为13~16MPa。

The overflow valve should be full-open first, then raise slowly while driving the valve,

and the pressure rises. Set the pressure, which should be greater than the

high-pressure switch KP1’s setting number 1MPa finally. The pressure is locked with

the locknut after being set. On the pressure controller, the lower limit setting number is

13~16MPa.

通过常闭截止阀的开、闭检查系统是否能够完成自动保压程序。

Check whether the automatic pressure maintaining system can work, through opening

and closing the normally closed stop valve.

液压系统不得有泄漏。阀体轴封不得有泄漏。

The hydraulic system can't be leak out. The axle sealing of the body can't be leak out.

9.5 联动运行Tanndem Working

根据本说明书8项确定联动启闭控制方式，配置联动控制电路，与其他设备联动操作空负荷运行核实程序及延时等有关参数，合格即可进入负荷运行试验（动水状态下），运行时主要检查：

Confirm the T anndem open and close method, the Equiped Tanndem circuit, and relevant parameters according to 8 in Instructions. Mainly check the following: 能按程序与水泵、水轮机联动开关阀。

It can open and close thr valve by pump and hydraulic turbine tanndem follow the procedure.

9.6 日常维护Regular Maintenance

本蝶阀液压控制系统油箱标定容积为140升，介质为L-HM46~ HM68号液压油。油位应不低于油标底线以上的三分之一。液压系统投入使用3个月后, 应将液压油过滤一次,并清洗油箱。以后应定期检查，对已变质和污染的油液应及时更换新油。新油或过滤加入新油时, 应通过滤油车加入,滤油车的过滤精度不低于20μm,并注意使用同牌号的液压油。

The standard volume of oil tank of hydraulic control system of this butterfly's valve is140

liters, the medium is the hydraulic oil of L-HM46~HM68. The oil level should not be less than 1/3 of the oil bottom line. After the hydraulic system comes into operation for 3 months, you should filter the hydraulic oil once, and wash theoil tank. You should check regularly later, and change the new oil to the fluid that is already gone bad and polluted in time. When new oil filter put new oil, it should through strain oil car. The strain oil filtration precision of tra in should nue lower than 20μm, pay attention to using the same brand hydraulic oil.

定期检查蓄能器内充气压力。当充气压力低于6MPa时，应及时充装氮气。氮气压力检查：屏蔽自动保压功能，打开常闭截止阀至一定开度慢慢泄压,观察压力表显示压力慢慢下降,当降至某一值时,压力表指示急速下降至零,指示下降速度变化值即为充氮压力。Check the accumulator’s inter pressure regularly. When the inter pressure is lower than 6MPa, you should fill the nitrogen in time. Check the nitrogen pressure: Shield the function of maintaining the pressure automatically; open the normally close stop valve to a certain degree to leak out slowly. Observe the manometer and it reveals the pressure drops slowly, when dropping to a certain degree, the manometer indicator drops to zero rapidly. The changing value of the indicator’s dropping speed is the nitrogen pressure.

装置投入运行后，应经常到工作现场观察运行情况，如有漏油、指示故障等异常现象应及时处理。

After the device is put into operation, you should often go to the working site to observe the running situation. If there are troubles such as oil spill, instructor out of work, you should deal with them in time.

10、故障分析与排除TROUBLES AND SOLUTIONS 10.1液压系统Hydraulic System

10.2电气部分Electric Part

11.阀门成套供应范围SUPPLY RANGE

(具体供货范围以合同、技术协议为准。)

(The specific supply is according to the contract and the technical agreement.)

◆阀门本体The valve noumenonn

◆传动装置(与阀门本体连为一体)

The transmission device(together with the valve noumenonn)

◆液压站(分开或整体安装)

Hydraulic station(Installed sepraterly or together)

◆电气控制箱(分开或整体安装)

Electric control case(Installed sepraterly or together)

订货时请详细注明产品名称、型号、规格、最大最小工作压力，介质、温度、安装型式（正装或反装、水平安装或竖直安装）及其他电液控制要求，以便我们根据您的实际工况提供完全符合您需要的满意产品。

Please furnish the following information for verification of proper valve type: name, model, size,max&min working pressure,medium,temperature,installing type(obverse installation ,reverse installation, perpendicular installation) and other electro-hydraulic control requirements.Orders are always welcome. We will provide customers with quality products, punctual delivery and the best service, and thank you for your cooperation!

本阀的一切零件如用户需要可与我公司联系。

For customors’convenience, other spare parts are available. Please contact our coMPany.

12.附件APPENDIX

附件（1）阀门外形尺寸图

附件（2）液压站外形图

附件（3）液压原理图

附件（4）电气原理及接线图

Appendix(1) Valve overall dim.drawing

Appendix(2) Pumping station overall dim.drawing

Appendix(3) Hydraulic pressure elements drawing

Appendix(4) Electric elements drawing