dimanche 26 juin 2016

Finding Marine Pile Drivers For Sale

By Deborah Bell


Piles or poles are driven into the soil using a mechanical device referred to as a piling driver. The poles need to be driven into the ground to offer support to various structures. The team that does the operation of the equipment is also called pile driver. When considering marine pile drivers for sale, it is important to maintain a high level of vigilance to ensure that the product bought is in good condition. This article presents an explanation of major types and how to buy a good product.

Buyers can access several types of these devices from the market. Modern varieties are powered using various means including hydraulics, steam and diesel as opposed to traditional ones that used human and animal labor. Modern devices consume little fuel and are more effective and safe because of better technology used in developing them. Some key examples of piling drivers are diesel hammers, vertical travel lead systems, hydraulic hammers, hydraulic press-in systems, and vibratory pile drivers/extractors.

Vibratory pile hammers are composed of counter-rotating eccentric weights. Hydraulic motors act as sources of power in these kinds of drivers. The device produces both vertical and horizontal vibrations, but horizontal vibrations cancel each other out. Vertical vibrations in turn gets transmitted to the piles. Lifting and placement of the machine over piles is done using a crane or extractor. Clamps and bolts are then used to fasten it into position.

Both installation and extraction of piles can be achieved using vibratory hammers. An example where they are used for extraction is in the recovery of piles used for shoring temporary foundations. They are powered by hydraulic fluid, which is delivered through long hoses to the head. The device gets powered by excavator engine when they are attached to dragline excavators.

Hydraulic press-ins fall under specialty devices in this industry. They rely on hydraulic rams for the installation of piles. They are applied in various applications, but the most notable one is in vibration-sensitive regions. These devices minimize vibration by maintaining close proximity to piles during extraction and installation. Two pairs of piles can also be installed simultaneously through modification of the machine.

When buying a pole driver, one should do a thorough inspection to ensure that all parts are intact and in good condition. It is best to hire a mechanic to do the inspection process. Not any mechanic should be hired. One must ensure that the individual hired has the necessary expertise in these kinds of devices.

It is advisable to do a test project with the device before buying a second-hand product. Products look good when on display, but they may not be functional in the practical world. A test project will confirm functionality and quality of a product.

Some newly-acquired products are prone to breaking down soon after being bought. To be safe from such occurrences, one must ensure that the seller provides a warranty. A warranty is a signed agreement provided by the seller for protection against malfunction. That is a good way of being safe from breakdowns.




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