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What should I do when there is a problem with the control system of the hydraulic storage tank lifting equipment?
Before using hydraulic storage tank lifting equipment, what should be paid attention to avoid malfunction?
What is the reason why the temperature of hydraulic storage tank lifting equipment is too high and cannot be lifted?
Countermeasures adopted: the hydraulic control system of hydraulic storage tank lifting equipment should be replaced immediately for maintenance due to common failures; maintain the cleaning of the hydraulic transmission system, and clean the filtration system (including the emulsion tank) on time; the key components of the hydraulic control system of the hydraulic press (such as Hydraulic seals) are very damaged to maintain, spring yellow parts should be sampled and tested on time, valves should be tested for characteristics, welding leaks should be repaired after dismantling the internal hydraulic seals, and pressure tests should be performed as required.
1. The weight of the object must be estimated before lifting, and remember to overload it.
2. When using, the center of gravity of the object must be determined, the focus point of the jack should be selected, and the placement should be stable. At the same time, the degree of softness and hardness of the ground must also be considered. If necessary, a tough wooden board should be padded to prevent skewing or even tipping during lifting.
3. This hydraulic storage tank lifting equipment is only used for jacking up. After the heavy object is jacked up, it should be supported by tough support (vehicle support, tough wood or other materials) to prevent the failure of the jack. Danger.
4. If several thousand hydraulic storage tank lifting equipment are used together, the lifting speed should be kept synchronized, and the load of each hydraulic storage tank lifting equipment should also be balanced, otherwise there will be a danger of tipping.
5. hydraulic storage tank lifting equipment should avoid sudden vibration when using it.
What is the reason why the temperature of hydraulic storage tank lifting equipment is too high and cannot be lifted?
There are several reasons for the high temperature of hydraulic storage tank lifting equipment: 1. Not enough hydraulic oil; 2. Too dirty hydraulic oil; blocked filter element; 3. Low pressure of safety valve; 4. Damaged working pump; In order from easy to difficult to rule out.
With a large number of suppliers, we can choose the right suppliers according to customers' requirements and provide the most cost-effective products. WINCOO ENGINEERING CO., LTD provide big pressure vessel, heavy duty pressure vessel, industrial pressure vessel, automatic pipeline construction equipment, electric vertical tank construction solution, etc.
Simple chain type hydraulic jacking system is composed of one-stage double-acting hydraulic cylinder, pulley block, load-bearing chain and oil way etc. Moveable pulley is used to enlarge chain stroke, i.e. traveling distance of the cylinder is 1/2 of lifting distance of the chain. It applies to inverted installation and construction of various large storage tanks (steel) and various storage tanks.
LYT-type simple chain type hydraulic jacking system includes the following models: LYT-120-2700, LYT-200-2700, and LYT-300-2700 etc. (those with special stroke need to be customized).
What is the operation process of the simple chain type hydraulic jacking system?
What is the working principle of the simple chain type hydraulic jacking system?
What are the advantages of simple chain type hydraulic jacking system?
LYT-type simple chain type hydraulic jacking system is used to firstly lift the tank roof and the top (first layer) siding of the tank. It's required to group weld tank siding when the lifting height of siding exceeds the second siding (the second layer from the top) by 30-50mm, and group weld the third layer (the third layer from the top to the bottom) of the tank after lifting again, lift successively, group weld the siding of the tank layer by layer, until the last layer of siding.
LYT-type simple chain type hydraulic jacking system is used for lifting. When oil enters the hydraulic jack, the movable pulley is pushed upward by pressing the piston, thus driving the load-bearing chain to lift the expansion ring. In this way, the whole tank (including tank roof) is lifted up, until it reaches the pre-set height (there is a voidance of the next layer of plate). The siding in this layer is surrounded for butt welding. After the positioning block is welded, hydraulic hoist returns and the lift tank falls back to the newly-surrounded siding. After welding of circular seam and vertical seam, the door-type card for fixing expansion ring is cut off and the expansion ring is released. In this way, the hoist returns and expansion ring falls to the Model of hydraulic pump station Tank volume Rated pressure Rated flow Power Control voltage of solenoid valve Motor drive rate YB-7.2 220L (700*550*580) 25Mpa 7.2L/min Three-phase Four-wire (380V) 220V 5.5KW YB-14.5 340L (750*650*650) 25Mpa 14.5L/min 220V 7.5KW Mode of LYT-type hoist Rated lifting capacity (KN) Hydraulic area (mm) Rated oil pressure (MPa) Piston stroke (mm) Chain stroke (mm) Cylinder safety equipment Reinforcement measures LYT-120-2700 120 11304 25 1500 2700 Double-direction oil-way hydraulic lock 2 adjustable pull rods LYT-200-2700 200 18859.6 25 1500 2700 Double-direction oil-way hydraulic lock 2 adjustable pull rods LYT-300-2700 300 25434 25 1500 2700 Double-direction oil-way hydraulic lock 2 adjustable pull rods bottom of tank siding. Then, the next circular plate is expanded and transfer rib plate, such as door-type card, is welded for lifting, and so forth. The group welded tank is lift, until group weld of the last layer of siding, so that the whole storage tank is installed with this inverted method.
1. Simple chain type hydraulic jacking system is stable, safe and reliable. Due to the adoption of unified hydraulic control and single or partial (several) adjustment, the whole lifting process is relatively stable. The hoist is provided with synchronizing valve and hydraulic lock to prevent sliding and falling of the tank or heavy loads, which are caused by power failure and fracture of oil tube. Hydraulic lifting is stable, safe and reliable.
2. Construction quality is ensured. As the hoist is provided with synchronizer and adjustable function, lifting height can be controlled accurately. Due to above reasons, quality of the tank is ensured.
3. The simple chain type hydraulic jacking system is easy to operate. Construction environment is good and work efficiency is high.
4. The simple chain type hydraulic jacking system is well-adapted. As long as the number of hydraulic hoists is increased or decreased, the whole set of equipment can be applied to the inverted hydraulic lifting construction of large storage tanks with different volumes ranging from several thousand cubic meters to tens of thousands cubic meters.
5. The hydraulic pump station and the hydraulic hoist are placed in the tank for easy operation. Finally, a door-closing plate is reserved to move the equipment out of the storage tank, and the door-closing plate is group welded well.
6. The hydraulic pump station can be controlled singly or jointly, and has strong construction adaptability and excellent technical performance price ratio.
7. Short construction period, low cost and good economic benefit. Due to the high degree of modernization and the fast lifting speed of the complete set of equipment, it has low construction cost and good economic benefit. This technology is truly characterized with convenient and centralized control, simple operation, safety and reliability (no falling), accurate control of weld clearance and lifting height of heavy objects, which can ensure the quality of the project, save labor and reduce costs, and achieve remarkable economic benefits.
Wincoo Engineering Co.,ltd is a hydraulic machinery manufacturing company integrated with design, development, production and sales, which mainly manufactures LYT-type chain-type hydraulic hoist, SQD unfixing holding-latch hydraulic hoist and supporting products. Such products are mainly used for inverted lifting and installation of steel storage tanks. Founded in 2003, after years of concentrated scientific research and development, the company obtained the patent certificate of "Utility Model Hydraulic Hoist' issued by "China National Intellectual Property Administration", and the right to use the trademark of "WINCOO" in 2008, so as to enable products of Wincoo Engineering Co.,ltd to quickly become Chinese brands.
Do you know the tank hydraulic jacking system?Understand it?Do you know how it jacked up the tank?And do you know how much weight it can lift? Although hydraulic jacking system have been widely used in the construction of large tanks, many people still know little about them. Today I will give you a good introduction to the hydraulic jacking system from the following aspects.
●What is the hydraulic jacking system?
●How does the hydraulic jacking system lift the tank?
●How much weight can the hydraulic jacking system lift?
Hydraulic jacking system is an important machine for tank construction. The equipment is mainly used for inverted construction of vertical cylindrical steel tank (hydraulic lifting method) in petrochemical industry, inverted construction of steel liner in power plant chimney and inverted construction of vertical cylindrical low temperature tank.
At present, we have three types of hydraulic jacking system in WINCOO Engineering Co., LTD. They are the following three: Advanced hydraulic jacking system, Simple unfixing Holding -latch hydraulic Jacking system and Simple chain type hydraulic jacking system.
Hydraulic jacking system (package unit) is evenly distributed around tank inner wall. Tank top and upper (the first layer) wall plates are lifted first and then install and weld wall plates of tank body. Self locking hydraulic jacking system and hydraulic hoist composing of lifting frame and lifting rod are adopted. When oil enters hydraulic jacking system, upper clamp fastens and lifts lifting rod and expansion ring and mobilize tank (including tank top) to ascend upward. When oil returns to jack, upper clamp returns with piston and lower clamp automatically fastens lifting rod without gliding. The jack repeats the movement and make lifting rod ascend with tank to designated height (spare height for next layer of plate). After butt weld of next layer of wall plates, open upper and lower loosening device and loosen upper and lower clamp to make lifting rod and expansion ring descend to lower expanded and welded rib plate of the next layer of wall plates and then lift. Repeat the process and ascend welded tan till the last layer of wall plates are installed and welded. The installation of the whole storage tank is completed.
1.The number of hydraulic cylinders used for the same size tank is different according to the actual use and weight of the tank.
2.Regardless of tank size, hydraulic cylinder installation must be evenly distributed.
3.Construction of different tanks and selection of YT series hydraulic lifting equipment number and calculation of lifting equipment load rate specification: lifting equipment load rate must be less than 80%.
For example, for a storage tank with a volume of 50,00m3 and a diameter of 60m, the maximum weight of the lifting body of the tank is 536T (excluding the weight of the bottom plate of the tank), 40 hydraulic cylinders of YT25-2700 are selected, and the output force of each hydraulic cylinder is 250KN, so the total output force of the lifting device is 25O×40=10000KN.The load rate of the lifting equipment is 536x9.8÷10000×100%≈52.53%, which meets the requirement of less than 70%.
The above is our brief introduction to the hydraulic jacking system. If you have any questions, you are welcome to browse other relevant articles and products on our website. I hope the above content will be helpful to you.
Hydraulic tank jacks is widely used in China for jacking in various situations.Today we are going to focus on the hydraulic tank jacks for tank jacking.
Hydraulic tank jacks is an important machine for tank construction. The equipment is mainly used for inverted construction of vertical cylindrical steel tank (hydraulic lifting method) in petrochemical industry, inverted construction of steel liner in power plant chimney and inverted construction of vertical cylindrical low temperature tank.
At present, we have three types of hydraulic tank jacks in WINCOO Engineering Co., LTD. They are the following three: Advanced hydraulic jacking system, Simple unfixing Holding -latch hydraulic Jacking system and Simple chain type hydraulic jacking system.
At present, there are six construction methods of large storage tank construction: hydraulic jack, central column, floating, forward loading, mechanical jacking. Hydraulic tank jacks is the most widely used one, which is characterized by wide adaptability and can theoretically be applied to any size tank;The operation control is simple, reliable and less threatening.So it is adopted by more and more people.Hydraulic tank jacks is an important part of hydraulic jacking system.
As one of the most comprehensive hydraulic tank jacks production and sales companies in China, we can produce hydraulic tank jacks suitable for you according to the specific needs of customers.Whether it is oil tank, gas tank, sugar tank, granary, etc., we have suitable hydraulic tank jacks.
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