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Circular Stackers& Reclaimer
Circular Stacker Reclaimer, which is installed in a spherical shed and uses a cantilever stacker and scraper reclaimer that can rotate along a fixed central column for bulk material stacking and reclaiming operations. Continuous stacker and reclaimer, also known as "top stack side-taken stacker and reclaimer". This kind of machinery is a new type of indoor storage equipment developed on the basis of increasing requirements for environmental protection and land saving. Its working place is in a closed spherical shed (or spherical silo), which can solve the problem of material storage , Loss, scattering and other problems caused by wind, rain and other climate influences during the reclaiming process.
Application Scope
The Circular Stacker Reclaimer has been widely used in material storage and conveying systems in industries such as electric power, building materials, chemicals, mining, wharf, and grain. Compared with the strip shed, the round shed has the advantages of better environmental protection, high degree of automation, small footprint, high site utilization, and single machine can stack and reclaim at the same time.
Work Process
Stacking Operation Process: the materials are transported from the outside of the silo to the spherical silo via the trestle conveyor, and transferred to the boom conveyor of the stacker through the top unloading, and then the cantilever is rotated and pitched for fixed-point stacking.
Reclaiming Operation Process: the scraper of the reclaimer is driven by the chain to scrape the material in the direction of the center column. The bottom of the center column is equipped with a center falling hopper. The material is transferred to the discharge conveyor below it through the center falling hopper, and then the The material conveyor sends the material out of the silo. It is also possible to push coal to the emergency hopper by vehicles to send the materials out of the silo.
Configuration
The CIRCULAR STACKER AND RECLAIMER Is composed of three parts: stacker, reclaimer and center column. Stacking and reclaiming are two independent and non-interference systems, which can perform stacking and reclaiming operations at the same time.
The STACKER is mainly composed of a cantilever frame, a cantilever conveyor, a slewing support, a counterweight box, and a driving device. For the boom that has a pitch requirement, a hydraulic luffing mechanism is required;
The RECLAIMER is composed by a scraper arm and a chain. It is composed of plates, towers, hoisting mechanisms, driving devices and other parts. For reclaimers that require materials to be mixed evenly, a loosening harrow mechanism must be added.
According to whether the stacker can be pitched or not, it can be divided into FIXED TYPE AND PITCH TYPE. According to the structure of the reclaimer, it can be divided into CANTILEVER TYPE, GANTRY TYPE AND BRIDGE TYPE. Among them, the cantilever type has a counterweight box and the gantry type has a beam end. Walking mechanism, bridge type with beam end walking mechanism and loose material rake mechanism.
Portal Type Circular Stacker And Reclaimer
Cantilever Type Circular Stacker And Reclaimer
Bridge Type Circular Stacker And Reclaimer
Dust control of circular stacker-reclaimer
The circular stacker-reclaimer may generate relatively large dust (as shown in the figure below) when the scraper reclaims, the transfer point and the belt stacking, and corresponding measures need to be taken to prevent it.
For scraper picking, transferring and blanking, spray dust is more commonly used, and it can also be used with dust collectors. Aiming at the dust problem caused by blanking during stacking, the most advanced method in the world is to use dust-free telescopic chute. The more advanced product is HENNLICH telescopic chute, which can solve the dust problem caused by coal falling without using water spray. And without increasing the humidity of the coal, it meets the owner's requirements for coal humidity.
GBM Stockyard Handling Systems
Discover our range of Stackers, Scrapers, Reclaimers and more for seamless operations.
GBM provides the harbor crane with grab and the Equilibrium Crane for ship unloading, which is the typical technology.
Bridge Type Reclaimer
The continuous mode of operation helps reduce the environmental footprint. It allows for dust-free and low-noise operation
Bucket Wheel Reclaimer
Stacker
Our stacking machines are primarily used to fill bulk materials into stockpiles or to create various types of blending beds
Stacker/Reclaimer
When stockpiling operations require stacking and reclaiming to be performed at the same time, separate machines are absolutely necessary
Semi- Portal Scraper
In the GBM designed semi-portal scrapers, the portal spans a stockpile that has a lateral or peripheral retaining wall.
Details
Portal Scraper
The portal of an GBM portal scraper fully spans the stockpile. It rests on two opposite undercarriages.
Details
Side Scraper
Side scrapers consist of a scraper boom that can be raised and lowered, a counterweighted base frame, and a rail-mounted undercarriage.
Details
Slewing Scraper
The design of GBM slewing scrapers resembles the design of side scrapers. However, the scraper boom is connected with the slewing gear platform.
Coal Pile
Longitudinal or circular stockpiles are used to mix or homogenise raw materials such as coal.
Details
Blending Bed
A blending bed is used for storage and homogenisation of raw materials such as limestone, clay, coal or mixtures of other bulk materials.
Details
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