I. Introduction to Zero-Position Self-Locking Devices In the operation of cranes and other similar equipment, there is a need to prevent any inadvertent movements of the control console due to vibrations and accidental collisions. To address this concern, zero-position self-locking devices are installed on the operating handles. These devices play a crucial role in ensuring […]
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Nov
Nov
I. Pre-Installation Inspection and Maintenance Before commencing the installation of a fixed-column jib crane, it is of utmost importance to carry out a meticulous inspection. Chekutanga, based on the packing list, carefully check whether there are any missing items or damages to the products and technical documents. During transportation, various issues might occur, zvakaita se […]
29
Nov
Nov
I. Introduction to Crane Over-Speed Protection Crane over-speed protection is a crucial safety protection device installed in the hoisting mechanism of cranes. It plays a vital role in ensuring the safe operation of cranes and safeguarding the well-being of various personnel involved in crane operations, as well as protecting the crane equipment itself from potential […]
29
Nov
Nov
I. Introduction When a gantry crane is in operation, especially during rotation, brake failure can pose significant risks and disrupt the normal working process. In this regard, a detailed analysis of the causes and corresponding solutions of brake failure during the rotation of the gantry crane is of great importance. II. Observation of the Problem […]
29
Nov
Nov
I. Initial Setup and Opening of the Grab At the commencement of the working process, the supporting wire ropes are used to hoist the grab to an appropriate position. These supporting wire ropes play a crucial role in ensuring that the grab is properly positioned above the area where the material handling operation is to […]
26
Nov
Nov
Kuiswa uye kumiswa kwe cranes, kunyanya tower cranes, inzira yakakosha inoda kuteedzera kwakasimba kumitemo yekuchengetedza uye maitiro ekushanda. Izvi zvinotevera zvinodikanwa zvakakosha uye nhungamiro yekumisikidzwa kwayo uye kumisa macranes, kuve nechokwadi chekuchengeteka, kunyatsoshanda, uye kuvimbika. 1. Kunzwisisa Crane Specifications Usati watanga maitiro ekuisa, zviri […]
I. Introduction Crane cables play a vital role in the operation of cranes, ensuring the transmission of power and signals for various functions. Zvisinei, different arrangements and operating conditions of the cables require specific attention to ensure their safe and efficient use. This article will discuss in detail the precautions for using crane cables when […]
23
Nov
Nov
Variable Frequency Drives (VFD) dzave kuwedzera mukurumbira mumagadzirirwo e crane nekuda kwekubatsira kwavo kwakasiyana-siyana mukuvandudza kushanda zvakanaka, kuchengeteka, uye kuchengetedza. Iyi tekinoroji yepamusoro inopa huwandu hwezvakanakira izvo zvinoita kuti ive sarudzo yakasarudzika yemazuva ano ekusimudza michina. Pazasi pane tsananguro yakadzama yemabhenefiti uye hukuru hwekushandisa VFD masisitimu […]
22
Nov
Nov
Crane hook chinhu chakakosha mukusimudza muchina, uye kukuvadzwa kupi nokupi kwairi kunogona kuguma netsaona dzinotyisa, kusanganisira kukuvara kwakanyanya kana kutouraya. Naizvozvo, zvakakosha kukoshesa kuchengetedza mukugadzira uye kuongorora kwe crane hooks. Iyo yakakwana uye yakaomesesa yekuchengetedza yekutarisa system inofanirwa kunge iripo kune ese ari maviri […]
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Nov
Nov
I. General Provisions Site Awareness: Before commencing lifting operations, operators must thoroughly assess the working environment, travel routes, building structures, and the weight of the objects to be handled. Operation Signals: Operators must sound a warning before initiating actions such as hoisting, kuuraya, luffing, or traversing. All signals from the designated signal person must be […]