查询词典 hoist

For the high tensile bolt connection between girders and carriages of double girder overhead traveling crane with electric hoist, this paper analyzes the forces exerted on the bolts and gives their strength check procedures.

摘要介绍了葫芦双梁主梁与端梁连接的高强度螺栓的校核过程，通过分析高强度螺栓的受力特点，建立校核模式，总结校核步骤及方法。

As per customers requirements, we could do as follows: Hoist traveling, lifting single and double speed or frequency inversion nonpolar speed-adjusting control, remote operation, overload protection, motor overheating protection and other functions.

可根据用户要求做到：葫芦运行、起升单双速或变频无级调速控制，遥控操作，过载保护，电机过热保护等多种功能。

Lifting mechanism exterior adopts square welding structure, with installation bolts hole four sides and high usability, could be transformed into fixed or suspended bogie traveling electric hoist and 360°rope lead.

起升主机部分外罩为方型焊接结构，四面均有安装螺栓孔，通用性高，可快速改换成固定式或悬挂小车运行式电动葫芦，并可360°方向出绳。

Structure form adopts converse triangle beam double-hole connection welded by general electric trolley wall plate and steel plate, connection shaft, triangle beam bottom is connected with girder by nut and thrust bearing, triangle beam could rotate 360 degrees horizontally, thus realize whole set electric trolley horizontal rotation, largely reduce curve track curvature radius of electric hoist traveling mechanism.

结构形式采取通用电动小车墙板与一个钢板和连接轴组焊的倒三角形吊梁双孔连接，三角吊梁下面通过螺母及推力轴承与一个横梁连接，三角吊梁相对横梁可在水平方向做360度旋转，从而实现电动小车的整体水平方向转动，大大减小了电动葫芦运行机构弧形轨道曲率半径。

A few stories overhead, a stunt double in a familiar black-caped costume swings from a hoist, slamming into a window in a tower that we shall imagine is Gotham City Hall.

在几层楼高的上方，穿著熟悉黑色斗篷戏服的一名特技替身，从一个吊车荡出去，砰一声撞进一栋高楼的窗户，可想而知是高谭市的市府大楼。

The craft of producing rail rope head of multi-rope friction hoist is sophisticated,and the replace method of tail rope is different according to the different mine,the safe construction problem is particularly important.

多绳摩擦提升机尾绳绳头制作工艺复杂，尾绳更换方法因矿而异，施工安全问题尤为重要。

Study engineering drawings and blueprints, determine the materials required, and plan the sequence of tasks to cut metal most efficiently · Construct patterns and templates as guides for layouts · Lay out reference points and patterns on heavy metal according to component specifications · Rig, hoist and move materials to storage areas or within worksite · Assemble and fit metal sections and plates to form complete units or subunits using tack welding, bolting, riveting or other methods · Set up and operate various heavy-duty metal-working machines such as brake presses, shears, cutting torches, grinders and drills, including computer numerical control equipment, to bend, cut, form, punch, drill or otherwise form heavy-metal components · Install fabricated components in final product.

研究机械制图和图纸，决定所需材料，并计划工作顺序，有效地切割金属。 2。构建模式和模板作为布局向导 3。按照组件规格在重金属上设计参考点和模型 4。装备、起重机和运输材料入库或在工地场内 5。组装和安装金属部件和板材形成全套装置，或通过点焊、螺栓连接，铆接法或其他方法形成次单元。 6。建立并操作各种重金属加工机床，例如压弯机、剪床、割炬、磨钻机，包括数控设备，压弯、切割、成型、打洞、钻孔，或相反形成重金属组件。 7。在成品上安装已制造好的组件 Structural metal and platework fabricators and fitters 结构金属和板金加工制造工和安装工

Adjust cam of the height limiter beside the hoisting drum, so as to hook the limited height(the point of the root of tower crane jib frame should reduce 2.5m, it's the limited height), enable the limit switch, the hook can not hoist, then if the hook can't act, then start it again just load onto the ground.

2调整起升卷筒旁边高度限位器中的凸轮，使吊钩达到预定的极限高度(起重机臂架根部铰点高度减去 2.5 米，即为预定极限高度)时，限位开关动作，吊钩不能上升，再启动时只能下降。

The actual production needs from oil field,aimed at tractor hoist that need replace pipe string and outside slippery jet pump that isn′t satisfied with discharge fracturing quickly in reality,a new type of jet pump inside sleeve type of jet pump is designed.

针对外滑套式射流泵在油田应用中不能满足压裂后快速排液的现况，研制出了一种新型的内滑套式射流泵，并提出了射流泵、喉嘴距、喉管长度、扩散管角度及长度的计算公式。

Logistics and drying equipment: roller conveyor line, with transmission line network, the chain of transmission lines plate, hoist,(in all its forms and configuration) PVC belt line,(ring, straight-shaped, hand push, automatic) Qian pieces of line, cattle Taiwan eyes furnace cover, food drying furnace, Flue-curing Barn, the tunnel oven, Wasi Lu, ovens, and other tank.

物流及烘干设备：滚筒输送线、网带输送线、板式链条输送线、提升机、PVC皮带线、（环形、直形、手推、自动）扦件线、牛眼台；炉盖、食品烘干炉、烤房、隧道式焗炉、瓦斯炉、柜式烤箱等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。