Claims (13)
1. Postupak za prevenciju preopterećenja mehanizma za podizanje za instalaciju kontejnerske dizalice, koji sadrži dva identična mehanizma za podizanje na svakoj strani pogonskog mehanizma (20), svaki s pogonskim motorom (50, 50') čija je pogonska osovina (60, 60') spojena na uzlazno vratilo pogonskog mehanizma (80, 80') a zakoči se i otpušta s ciklusom relativno visoke izmjene putem kočnice za upravljanje (90, 90') dok je dizalica u radu, i sigurnosne kočnice (180, 180') na bubnju za kabel (140, 140') izlaznog vratila (120, 120') pogonskog mehanizma (20), koja se uključuje samo na početku operacije i isključuje na kraju operacije, gdje su kabeli za podizanje (150, 150') koji su omotani oko bubnja za kabel spojeni s teretom (160) ili s blokom glave za primljenog kontejnera (160), gdje kada se podignuti kontejner podiže ili pomiče, barem jedan senzor (130, 130'), određuje preopterećenje ili indikaciju preopterećenja, koji je naznačen time da se sigurnosna kočnica (180, 180') na bubnjevima za kabel kao i kočnica za blokiranje (70, 70') koja se nalazi na pogonskoj osovini motora (60, 60') aktiviraju putem senzora (130, 130'), čime se zaustavlja inercija motora. 1. A method for preventing overloading of a lifting mechanism for a container crane installation, comprising two identical lifting mechanisms on each side of a drive mechanism (20), each with a drive motor (50, 50') whose drive shaft (60, 60') connected to the ascending shaft of the driving mechanism (80, 80') and is braked and released with a relatively high exchange cycle by means of the control brake (90, 90') while the crane is in operation, and the safety brake (180, 180') on the drum for cable (140, 140') of the output shaft (120, 120') of the drive mechanism (20), which is switched on only at the beginning of the operation and switched off at the end of the operation, where the lifting cables (150, 150') which are wrapped around the drum for a cable connected to the load (160) or to the head block for the received container (160), where when the lifted container is lifted or moved, at least one sensor (130, 130') determines an overload or an indication of overload, which is indicated by safety brake (180, 180') on the drum and for the cable as well as the blocking brake (70, 70') located on the drive shaft of the motor (60, 60') are activated by means of the sensor (130, 130'), which stops the inertia of the motor.
2. Postupak prema patentnom zahtjevu 1 naznačen time da se kočnica za blokiranje (70, 70') i sigurnosna kočnica (180, 180') aktiviraju prije nego što nastupi situacija preopterećenja.2. The method according to claim 1 characterized in that the blocking brake (70, 70') and the safety brake (180, 180') are activated before an overload situation occurs.
3. Postupak prema patentnom zahtjevu 1 ili 2 naznačen time da su kut nagiba tereta (160) i/ili horizontalna akceleracija tereta utvrđeni kada je potencijalno preopterećenje prepoznato u ranoj fazi. 3. The method according to patent claim 1 or 2 characterized in that the angle of inclination of the load (160) and/or the horizontal acceleration of the load are determined when the potential overload is recognized at an early stage.
4. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time, da se obje sigurnosne kočnice (180), kao i kočnice za blokiranje (70), aktiviraju svaki put ubrzanim smanjenjem hidrauličkog tlaka koji oslobađa pohranjenu energiju opruge za primjenu kočnice. 4. The method according to any of the preceding claims, characterized in that both safety brakes (180), as well as the blocking brakes (70), are activated each time by an accelerated reduction of the hydraulic pressure that releases the stored spring energy to apply the brake.
5. Postupak prema bilo kojem od prethodnih patentnih zahtjeva, naznačen time da kako bi se mehanizam za podizanje vratio u rad nakon zaustavljanja u nuždi, najprije se kočnica za blokiranje (70, 70') koja se nalazi na pogonskom motoru (50, 50') nakratko otpusti da se smanji opterećenje a sigurnosna kočnica (180, 180') koja se nalazi na bubnjevima za kabel (140, 140') ostaje primijenjena, nakon čega se ponovno aktivira kočnica za blokiranje (70, 70’) na pogonskom motoru (50, 50') i sigurnosna kočnica (180, 180') koja se nalazi na bubnju za kabel odmah se otpušta. 5. A method according to any of the preceding patent claims, characterized in that in order to return the lifting mechanism to work after an emergency stop, first the blocking brake (70, 70') located on the drive motor (50, 50' ) is briefly released to reduce the load and the safety brake (180, 180') located on the cable drums (140, 140') remains applied, after which the blocking brake (70, 70') on the drive motor ( 50, 50') and the safety brake (180, 180') located on the cable drum is immediately released.
6. Postupak prema patentnom zahtjevu 5 naznačen time da se upotreba i otpuštanje kočnica provodi putem kontrolnog programa električnog kontrolnog uređaja kako bi se mehanizam za podizanje brzo vratio u rad. 6. The method according to patent claim 5 characterized in that the use and release of the brakes is carried out through the control program of the electrical control device in order to quickly return the lifting mechanism to work.
7. Postupak prema bilo kojem od prethodnih patentnih zahtjeva, naznačen time da se kočnica za blokiranje (70, 70') na pogonskoj osovini pogonskog motora (50, 50') kontrolira tako da radi kao kočnica za upravljanje za vrijeme rada opreme za podizanje, gdje, kada je primljen signal za zaustavljanje od senzora (130, 130'), kočnica se brzo upotrebljava kao blokirajuća kočnica. 7. A method according to any of the preceding claims, characterized in that the locking brake (70, 70') on the drive shaft of the drive motor (50, 50') is controlled to act as a steering brake during operation of the lifting equipment, where, when a stop signal is received from the sensor (130, 130'), the brake is quickly applied as a locking brake.
8. Oprema za podizanje za instalaciju kontejnerske dizalice, koja sadrži dva identična mehanizma za podizanje na svakoj strani pogonskog mehanizma (20), svaki s pogonskim motorom (50, 50') čija je pogonska osovina (60, 60') spojena na ulazno vratilo pogonskog mehanizma (80, 80') na kojemu se nalazi kočnica za upravljanje (90, 90'), i sigurnosna kočnica (180, 180') na bubnju za kabel (140, 140') izlaznog vratila (120, 120') pogonskog mehanizma (20), gdje su kabeli za podizanje (150, 150') koji su omotani oko bubnja za kabel spojeni s teretom (160) ili blokom glave za primljenog kontejnera (160), koja je naznačena time da se barem jedan senzor (130, 130') nalazi na bloku glave (160) i/ili na kablu za podizanje između bloka glave (160) i bubnja za kabel (140, 140') kako bi se utvrdilo preopterećenje ili potencijalno preopterećenje i blokirajuća kočnica (70, 70') koja se nalazi na pogonskoj osovini (60, 60') pogonskog motora (50, 50'), gdje spomenuta blokirajuća kočnica zajedno s sigurnosnom kočnicom može biti aktivirana putem senzora (130, 130') kada je utvrđeno da je preopterećenje imanentno, gdje je kočnica za upravljanje (90, 90') smještena na pogonsku osovinu (60, 60') pogonskog motora (50, 50') između blokirajuće kočnice (70, 70') i pogonskog mehanizma (20). 8. Lifting equipment for container crane installation, comprising two identical lifting mechanisms on each side of the drive mechanism (20), each with a drive motor (50, 50') whose drive shaft (60, 60') is connected to the input shaft of the drive mechanism (80, 80') on which the control brake (90, 90') is located, and the safety brake (180, 180') on the cable drum (140, 140') of the output shaft (120, 120') of the drive mechanism (20), where the lifting cables (150, 150') wrapped around the cable drum are connected to the load (160) or the head block for the received container (160), which is indicated by at least one sensor (130 , 130') located on the head block (160) and/or on the hoist cable between the head block (160) and the cable drum (140, 140') to detect overload or potential overload and the locking brake (70, 70' ) located on the drive shaft (60, 60') of the drive motor (50, 50'), where the mentioned locking brake together with the safety om brake can be activated via a sensor (130, 130') when it is determined that an overload is immanent, where the control brake (90, 90') is located on the drive shaft (60, 60') of the drive motor (50, 50') between the blocking brake (70, 70') and the drive mechanism (20).
9. Oprema za podizanje prema patentnom zahtjevu 8, naznačena time da sigurnosne kočnice koje su hidraulički aktivirane (180, 180') i blokirajuće kočnice (70, 70') su svaka kontrolirane zajedno putem hidrauličnog kontrolnog bloka (70.3, 180.3) koji aktivira brzu primjenu kočnica putem ubrzanog smanjenja hidrauličkog tlaka.9. Lifting equipment according to claim 8, characterized in that the hydraulically actuated safety brakes (180, 180') and blocking brakes (70, 70') are each controlled together via a hydraulic control block (70.3, 180.3) which activates a quick application of brakes through accelerated reduction of hydraulic pressure.
10. Oprema za podizanje prema patentnom zahtjevu 9, naznačena time da hidraulični kontrolni blok (70.3, 180.3) ima dva oduška koji se mogu mijenjati elektroničkim signalom jedan odušak omogućava ubrzanje smanjenja hidrauličkog tlaka putem velikog protoka kroz poprečne presjeke, dok drugi odušak čini kanal kroz koji može prolaziti hidraulička tekućina potrebna za korištenje kočnice. 10. Lifting equipment according to patent claim 9, characterized in that the hydraulic control block (70.3, 180.3) has two vents that can be changed by an electronic signal, one vent enables the acceleration of hydraulic pressure reduction through a large flow through the cross sections, while the other vent forms a channel through through which the hydraulic fluid needed to use the brake can pass.
11. Oprema za podizanje prema bilo kojem prethodnom patentnom zahtjevu od 8 do 10 naznačena time da ima senzor za nadziranje napetosti kabla ili vlačne sile koji je smješten na kabele za podizanje kako bi se utvrdilo povećanje pri opterećenju. 11. Lifting equipment according to any of the preceding claims 8 to 10, characterized in that it has a sensor for monitoring cable tension or traction force placed on the lifting cables to determine the increase in load.
12. Oprema za podizanje prema bilo kojem prethodnom patentnom zahtjevu od 8 do 11 naznačena time da ima senzor za određivanje kuta nagiba kako bi se odredio kut nagiba tereta (160) i/ili senzor (130, 130') koji radi prilikom horizontalnog ubrzanja tereta (160) kako bi se utvrdilo moguće preopterećenje. 12. Lifting equipment according to any of the preceding claims 8 to 11, characterized in that it has a sensor for determining the angle of inclination to determine the angle of inclination of the load (160) and/or a sensor (130, 130') which operates during the horizontal acceleration of the load (160) to determine possible overload.
13. Oprema za podizanje prema bilo kojem prethodnom patentnom zahtjevu od 8 do 12 naznačena time da ima uređaj za kontrolu (170) koji, nakon što se aktivira hitno zaustavljanje, kako bi vratio opremu za podizanje u rad, prvo momentalno otvori blokirajuću kočnicu (70, 70') koja se nalazi na pogonskom motoru (50, 50') dok sigurnosna kočnica (180, 180') koja se nalazi na bubnju za kabel ostaje u upotrebi, u kojem trenutku je blokirajuća kočnica koja se nalazi na pogonskom motoru ponovno upotrjebljena i sigurnosna kočnica koja se nalazi na bubnju za kabel je momentalno otpuštena, i gdje program ponavlja korake koji se izmjenjuju dok uvjeti rada nisu postignuti.13. Lifting equipment according to any of the preceding claims 8 to 12, characterized in that it has a control device (170) which, after the emergency stop is activated, in order to return the lifting equipment to operation, first momentarily opens the blocking brake (70 , 70') located on the drive motor (50, 50') while the safety brake (180, 180') located on the cable drum remains in use, at which point the blocking brake located on the drive motor is re-applied and the safety brake located on the cable drum is instantly released, and where the program repeats alternating steps until the operating conditions are reached.