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博文

目前显示的是 四月, 2019的博文

LPG Skid Station Loading And Unloading Process

(1) liquid phase valve (2)gas phase valve (3)ball valve on liquid pipe (4)ball valve on liquid pipe (5)ball valve on liquid pipe (6)liquid inlet phase valve (7)gas phase valve (8)liquid outlet phase valve (9)liquid outlet phase to filling scale Process 1, Guide the LPG tank truck or LPG tanke r trailer to park at the side of LPG skid station and wait for the driver to pull hand brake ,turn off the car engine, put a anti-slide block behind the wheel! 2, Check the liquid petroleum gas testing sheet, check the liquid ,check the liquid level , pressure and temperature of  LPG tanker truck and LPG tank ,check the valve and flange connections for leaks . 3, Connect the electrostatic ground wire ,remove the quick connector cover, connect the gas hose and liquid hose between the LPG skid station and LPG truck (or LPG trailer ) firmly, open the relief valve , evacuate air in the tube with the station liquefied petroleum gas or propane  and close the reli...

Installation and use of the winch on wrecker truck

Hydraulic winch is widely used in the repair car, it is an important feature, they can be used for lifting and towing tractor(for wrecker tow truck ), hydraulic winch from light to heavy have many specifications, the commonly used hydraulic winch has worm gear and worm and planetary gear reduction two kinds of structure, winch driven by hydraulic motor, through the reduction gear to achieve the purpose of the slow down and increase the output torque, so as to realize the relative overloading of capstan drawing ability, worm and worm wheel type hydraulic winch is relatively simple in structure, make easy, transmission efficiency and production costs are relatively low, generally used for MLJ hydraulic winch, and the planetary wheel type hydraulic winch structure is relatively complex, Large transmission ratio, transmission efficiency and production cost is relatively high, generally used in medium and heavy hydraulic capstan. On the repair car, hydraulic winch used mo...

Structure for Intelligent model Asphalt Distributor Truck

Intelligent asphalt distrib utor is used for the black pavement construction and is the main equipment in the construction of highway, urban road and port wharf. It can be used to spray binding material in the construction of upper and lower sealing, prime coat, tack coat, bituminous surface treatment, bituminous penetration pavement, fog sealing, etc, as well as the transportation of liquid asphalt and other heavy oil. Structure Intelligent asphalt distributor is mainly composed of category II chassis, asphalt tank body, asphalt pumping and spraying system, heat transfer oil heating, hydraulic system, burning system, air circuit system and control system. Asphalt tank body Intelligent asphalt distributor has the three kinds of tank body: 5000L, 8000L, 12000L, which is used for strong the asphalt. There are clapboard, cyclic heating pipe, U-type heating tube in the tank; there are liquid level meter, thermometer and other accessory. Asphalt pumping ...

Multi-functional Rescue Truck For Fire Fighting

Multi-functional Rescue Truck is equipped with all kinds of fire-fighting and rescue equipment, fireman's special protective equipment, fire-fighting and dismantling tools and fire source detector. It is a special fire truck that undertakes rescue tasks. The structural composition of rescue vehicles includes the chassis, upper body (with rescue equipment), power extractor and transmission device, generator (shaft belt type or independent generator set), winch (hydraulic or electric), truck crane (generally folding arm type, in the rear of the body), lifting lighting system, electrical system. The multi-functional rescue truck has lifting, self-rescue/traction, obstacle clearance, power generation, lighting and other functions, can be equipped with a large number of demolition, detection and inspection, plugging, protection and other types of fire equipment or tools;The interior of the vehicle equipment box adopts aluminum alloy profile adjustable modular str...