查询词典 ram-type pump

In order to clarify the type, the causes and the mechanism of the sealing failure, and the further improve the working life of the seal rings of drilling mud pump plunger, this paper analyzed the seal failure of myriameter drilling mud pump plunger.

为了弄清高压钻井泥浆泵柱塞密封圈的失效形式、原因及机理，进一步提高钻井泥浆泵柱塞密封圈的寿命，对万米钻井泥浆泵柱塞密封失效分析。

Pollution discharge pump, adopting special big channel impeller structure, greatly increases feculency discharging ability, and effectively make solid particle with diameter being 50% of pump outlet diameter; the type 4 can be fitted with various protective devices according to customer's requests, including stator winding temperature-rise protection, bearing temperature rise protection, oil container leakage protection, etc to enhance the exploitation reliability; adopting inner flowing recycling system to use medium cooling electric machine section to make usage more safe.

排污泵采用了独特的大通道叶轮结构，大大提高了污物通过能力，能有效的通过直径为泵口径约50％的固体颗粒；本泵型4可根据用户的要求安装各种保护装置，包括：定子绕组温升保护、轴承温升保护、油室漏油保护等以提高电泵的使用安全性；可采用内自流循环系统，利用介质冷却电机部分，使用更加安全，同时，还可以利用此结构将电泵以干式固定形式安装；采用最新材料精制而成的机械密封，其使用寿命可达8000小时以上；可采用双导轨自动耦合安装装置，使机组的安装、维修方便、快捷；可根据用户的需要配备各种形式的排污泵专用控制柜以实现自动化管理。

According to the problem of outlet leakage of propane on the propane pump mechanical seal in the olefine factory of Qilu petro-chemical company, the new-type assembling non-contacting mechanical seal for propane pump was developed firstly on the basis of the principle of non-contacting of mechanical seal .

针对齐鲁石化公司烯烃厂丙烷泵机械密封频繁出现汽喷现象、密封端面泄漏严重的问题，根据非接触式机械密封原理，研制开发出了丙烷泵用新型非接触式机械密封。

The main product includes:The leather vacuum drying series,the hydraulic pressure pump out water the extension series,the hydraulic pressure reverse type through the rype pump out water the extension series and so on many series several dozens varidty specifications.

主要产品有：皮革真空干燥机系列、气流除尘系列、液压通过式挤水伸展机系列、液压反转式挤水伸展机系列等多个系列几十个品种规格。

Metering rooms in Daqing oilfield adopt microcom puter to meter and LQR-50 type gas meter and float ball joint control pipeline pump. In operation, oil en tering gas meter or float ball malfunction to make pump unstarting or ceaseless frequently.

大庆油田计量间采用微机控制计量，选用的LRQ-50型气表和浮球接点控制管道系在运行时，经常发性气表进油以及浮球失灵造成泵不启动或启不停等现象。

All functions of the placing boom ,the concerte pumu and the drive motor can be carried out by means of an electric cable remotecontrol or interchangeably ,via radio control .in the case of possible failure of the remotecontrol ,one can run the equipment by means of direct manual operation from the vehicle ;the controls are arranged for this purpose .the unit can be cleaned easily and quickly .the accessory equipment , the chamber valve ,solves the promble of residual concrete in the concerte pump .we have thought of all those things that are so important for daily use of the pump ,such as the large lockable compartment for tools and accessorise ,the C-type connection for filling up water ,work searchlights ,operator's cab ,wooden chocks .

的所有功能将蓬勃发展，对混凝土pumu和驱动马达可以进行通过一个电缆remotecontrol或互换，通过无线电控制。在可能的情况下失败的remotecontrol ，人们可以在设备运行的方式直接手动操作的车辆；控件安排用于这一目的。单位易于清理迅速。辅助设备，分庭阀，解决了promble残余混凝土在混凝土泵。我们认为所有这些事情这是非常重要的日常使用的泵，如大型上锁室的工具和配饰， C型方面填补了水，工作探照灯，运营了驾驶室，木制

What for the use family can be safer and reliable uses this mould pump , and this unit especially has developed just the dismantling type structure mould , and it gives birth to GDL excepts holding in arms and all merits of GDLS , more more your changes mechanically close etc Yi Sunjian has provided filling more further just , and prompt and the person who saves effort the way makes a mould pump more not have worrying about operating and maintenance.

为了使用户能更加安全、可靠的使用该型泵，本单位特别研制了便拆式结构型，它除拥育GDL、GDLS的一切优点外，更为您更换机械密封等易损件提供了更加充便，快捷、省力的途径，使本型泵更无忧运行与维护。

Product Overview DFSG-type water-cooled low-noise direct-coupled centrifugal pump is based on the complete pipeline pump developed by our company formed a new generation of water-cooled motor products.

一、产品概述 DFSG型水冷低噪声离心泵是在直联式管道泵基础上配套我公司开发的水冷式电机形成的新一代产品。

Base on that, the paper introduced a new type principium of oil drain pump, and expounded the specialty of the oil drain pump and processed analysis and calculations corresponding to its working.

在此基础上介绍了一种新型机构原理的排油泵，阐述了该类排油泵的特点，并对其工作情况进行了相应的分析和计算。

Mine drainage pump are the most commonly used type of pump for the discharge with smaller abrasive solids of water, sand and can also be used for the emission of suspended solids, solid particle size to filter the largest aperture (usually 7 ~ 12 mm).

排水泵是矿山中最常用的水泵型，用于排放含磨蚀性较小的固体的水，也可用于沙子和悬浮固体的排放，固体颗粒尺寸最大为滤网孔径（通常为7~12毫米）。

We are forbidden from giving money to these shoeless, skinny children, as this will perpetuate begging.

向光着脚，骨瘦如柴的孩子施舍是不可以的，因为要招来无休无止的乞讨。

It would be hard not to fall victim to some sharpeyed policeman.

要想不被某个目光锐利的警察抓到，谈何容易。