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Diaphragm Wall equipment TG35 System pressure 35Mpa
Basic Information:
Generally there are two types of diaphragm wall grab, which are mechanical diaphragm wall grab and hydraulic diaphragm wall grab.
Our diaphragm wall grabs are a kind of hydraulic diaphragm wall grab.Diaphragm walls are underground structural elements principally used for retention systems and permanent foundation walls.Our TG series hydraulic diaphragm wall grabs are ideal for pit strutting, dam anti-seepage, excavation support, dock cofferdam and foundation element, and are also suitable for the construction of square piles. It is one of the most efficient and versatile construction machines on the market.
As a result of their undoubted strength, simplicity and low running cost, our TG series cable- operated grabs for diaphragm walls are widely used in the construction of foundations and trenches. Rectangular or semi-circular jaws with their relative guides are interchangeable on the actual grab body. Unloading is done by taking advantage of the grab body's weight. When released by the rope, the grab descends with considerable force, thus helping unloadmaterials from the jaws.
Technical parameters:
| ||
| Euro Standards | U.S Standards |
Width of trench | 600-1200mm | 24-47in |
Depth of trench | 60m | 197ft |
Max. pull force | 350kN | 78683 lbf |
Volume of grab bucker | 0.8-1.7 m³ | 0.8-1.7 m³ |
Undercarriage model | CAT336D | CAT336D |
Engine power | 213KW | 286HP |
Pull force of main winch (The first layer) | 180KN | 40466lbf |
Extendable undercarriage (mm) | 800mm | 32 in |
Track shoe width | 3000-4300mm | 118-170in |
System pressure | 35Mpa | 5076psi |
Advantages:
1. Small vibration and low noise during construction, which is very suitable for urban construction.
2. The rigidity of the wall is large. When it is used in the excavation of foundation pit, it can bear a lot of earth pressure, and the foundation settlement or collapse accident is rare. It has become an indispensable retaining structure in the deep foundation pit supporting engineering.
3. Good impermeability. Due to the improvement of wall joint form and construction method, the diaphragm wall is almost impermeable.
4. It can be close to the construction. Because of these advantages, we can build diaphragm wall close to the original building.
5. It can be used for reverse construction. The diaphragm wall has large rigidity and is easy to install embedded parts, so it is suitable for reverse construction.
6. Suitable for various foundation conditions. Diaphragm wall can be used in a wide range of foundation, from soft alluvium to medium hard stratum, dense gravel layer, all kinds of soft rock and hard rock, etc.
7. It can be used as rigid foundation. At present, diaphragm wall is no longer simply used as anti-seepage and waterproof wall or retaining wall of deep foundation pit, but more and more diaphragm wall is used instead of pile foundation, caisson or caisson foundation to bear greater load.
8. With less land occupation, the limited ground and space within the building red line can be fully utilized to give full play to the investment benefits.
9. High efficiency, short construction period, reliable quality and high economic benefit.