{"id":12018,"date":"2026-07-15T01:18:26","date_gmt":"2026-07-15T01:18:26","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=12018"},"modified":"2026-07-15T01:18:33","modified_gmt":"2026-07-15T01:18:33","slug":"overhead-crane-wheel-diameter-selection-guide","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/sw\/posts\/overhead-crane-wheel-diameter-selection-guide\/","title":{"rendered":"Uteuzi wa Kipenyo cha Gurudumu la Kreni la Juu: Mwongozo wa Uhandisi wa Vitendo wa GB\/T 26477.1-2011"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Jedwali la Yaliyomo<\/p><nav><ul><li><a href=\"#step-1-determine-the-effective-rail-width\">Hatua ya 1: Tambua Upana wa Reli Ufaao<\/a><\/li><li><a href=\"#step-2-determine-the-allowable-specific-pressure-pl\">Hatua ya 2: Tambua Shinikizo Maalum Linaloruhusiwa PL<\/a><\/li><li><a href=\"#step-3-determine-coefficient-c\u2081\">Hatua ya 3: Kubaini Kipimo c\u2081<\/a><\/li><li><a href=\"#step-4-determine-coefficient-c\u2082\">Hatua ya 4: Kubaini Kipimo cha c\u2082<\/a><\/li><li><a href=\"#step-5-verify-overhead-crane-wheel-diameter-formulas-1-and-2\">Hatua ya 5: Thibitisha Kipenyo cha Gurudumu la Kreni ya Juu \u2014 Fomula 1 na 2<\/a><\/li><li><a href=\"#step-6-calculate-equivalent-working-wheel-load-pmean\">Hatua ya 6: Hesabu Mzigo Sawa wa Gurudumu la Kufanya Kazi Pmean<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p><a href=\"https:\/\/www.kscranegroup.com\/sw\/crane-wheel-assemblies\/\">Magurudumu ya kreni ya juu<\/a> ni vipengele muhimu vya kubeba mzigo vya utaratibu wa usafiri wa kreni, vinavyounga mkono muundo mzima wa kreni huku vikihamisha mizigo ya magurudumu kwa usalama kwenye reli za barabara ya kurukia ndege. Kuchagua kipenyo sahihi cha gurudumu la kreni ya juu huathiri moja kwa moja mkazo wa mguso wa reli ya magurudumu, uthabiti wa uendeshaji, maisha ya huduma, na gharama za matengenezo. Gurudumu lisilo na ukubwa linaweza kusababisha shinikizo kubwa la kubeba mizigo, uchakavu wa gurudumu na reli unaoongezeka, na kushindwa kwa vipengele mapema, huku gurudumu kubwa zaidi linaweza kuongeza uzito wa vifaa na gharama za utengenezaji. <\/p>\n\n\n\n<p>Mwongozo huu unaelezea mbinu ya vitendo ya hatua sita ya kubaini kipenyo kinachofaa cha gurudumu la kreni ya juu kulingana na GB\/T 26477.1-2011, inayofunika upana wa reli unaofaa, shinikizo maalum linaloruhusiwa la kubeba, viashiria vya kasi na wajibu, michanganyiko ya mzigo, na fomula za uthibitishaji wa uhandisi kwa kreni za juu, kreni za gantry, na vifaa vingine vya kuinua vilivyowekwa kwenye reli.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1597\" height=\"985\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Figure-1-Wheel-types-and-dimensions.png\" alt=\"\" class=\"wp-image-12011\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Figure-1-Wheel-types-and-dimensions.png 1597w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Figure-1-Wheel-types-and-dimensions-1536x947.png 1536w\" sizes=\"(max-width: 1597px) 100vw, 1597px\" \/><figcaption class=\"wp-element-caption\"><em>Aina na vipimo vya magurudumu (Chanzo: JB\/T 6392-2008)<\/em><\/figcaption><\/figure>\n\n\n\n<p>Kiwango pia hutoa fomula za kuhesabu mikazo ya ndani katika muundo wa kreni inayosababishwa na mizigo ya magurudumu (uamuzi wa mkazo, usambazaji wa mzigo chini ya reli, shinikizo la ndani kwenye sahani za flange zinazounga mkono magurudumu kwa mihimili ya I na viunga vya sanduku) na njia ya kubaini uainishaji wa ushuru wa utaratibu wa magurudumu ya kusafiri. Hizi hazijafunikwa katika makala haya - rejelea kiwango cha asili kwa matibabu kamili.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-1-determine-the-effective-rail-width\">Hatua ya 1: Tambua Upana wa Reli Ufaao<\/h2>\n\n\n\n<p>Kwa uso tambarare au wenye taji kidogo unaotiririka na upana kamili <strong>l<\/strong> na radius ya kona <strong>r<\/strong> kila upande:<\/p>\n\n\n\n<p>b = l - 2 \u00d7 r<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1529\" height=\"1029\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/2Figure-2-P-type-or-QU-type-rail-cross-section.png\" alt=\"\" class=\"wp-image-12012\"\/><figcaption class=\"wp-element-caption\"><em>Sehemu ya reli ya aina ya P au aina ya QU (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<ul>\n<li>Kwa reli au magurudumu yenye nyuso zenye taji kidogo za kukimbia, shinikizo maalum linaloruhusiwa PL linaweza kuongezeka kwa 10% (kutokana na mguso ulioboreshwa wa reli ya gurudumu).<\/li>\n\n\n\n<li>Kwa magurudumu yanayoendesha kwenye flange ya chini ya boriti ya I (uso tambarare, uliopunguzwa, au ulio na taji kidogo), upana unaofaa ni <code>b = w \u2212 r<\/code>, na kipenyo cha gurudumu D huchukuliwa katikati ya upana uliopangwa (w \u2212 r).<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1416\" height=\"1111\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/3Figure-3-Wheel-running-on-a-beam-flange.png\" alt=\"\" class=\"wp-image-12013\"\/><figcaption class=\"wp-element-caption\"><em>Gurudumu linaloendeshwa kwenye flange ya boriti (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-2-determine-the-allowable-specific-pressure-pl\">Hatua ya 2: Tambua Shinikizo Maalum Linaloruhusiwa PL<\/h2>\n\n\n\n<p>Thamani za PL zimetolewa katika Jedwali 1. Vifaa vya chuma vitafuata vipimo vya chuma cha kutupwa, cha kughushi, au cha kuviringishwa, au cha grafiti ya sipili. Wakati wa kuchagua PL, kina cha safu ngumu ya kukanyaga ya 0.01D kinaweza kuzingatiwa.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2095\" height=\"751\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table.png\" alt=\"\" class=\"wp-image-12014\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table.png 2095w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table-1536x551.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table-2048x734.png 2048w\" sizes=\"(max-width: 2095px) 100vw, 2095px\" \/><figcaption class=\"wp-element-caption\"><em>Jedwali 1 Jedwali la thamani ya PL (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<p>Nguvu ya mwisho ya mvutano fu (UTS) ni mkazo wa juu zaidi ambao nyenzo inaweza kuhimili kabla ya kuvunjika chini ya mvutano, unaopimwa katika MPa (1 MPa = 1 N\/mm\u00b2), unaoamuliwa na upimaji wa mvutano.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-3-determine-coefficient-c\u2081\">Hatua ya 3: Kubaini Kipimo c\u2081<\/h2>\n\n\n\n<p>Kipimo c\u2081 huchaguliwa kulingana na kasi ya mzunguko wa gurudumu. Tazama Jedwali 2.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2008\" height=\"783\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-2-c1-value-table.png\" alt=\"\" class=\"wp-image-12027\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-2-c1-value-table.png 2008w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-2-c1-value-table-1536x599.png 1536w\" sizes=\"(max-width: 2008px) 100vw, 2008px\" \/><figcaption class=\"wp-element-caption\"><em>Jedwali la 2 la thamani ya c\u2081 (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-4-determine-coefficient-c\u2082\">Hatua ya 4: Kubaini Kipimo cha c\u2082<\/h2>\n\n\n\n<p>Mgawo <strong>c\u2082<\/strong> huchaguliwa kulingana na uainishaji wa wajibu wa kazi wa utaratibu. Kwa kawaida, hii inafuata uainishaji wa jumla wa kreni na inaweza kuwa sawa na au kiwango kimoja chini kuliko wajibu wa kazi wa kreni. Tazama Jedwali 3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2172\" height=\"724\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table.png\" alt=\"\" class=\"wp-image-12028\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table.png 2172w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table-1536x512.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table-2048x683.png 2048w\" sizes=\"(max-width: 2172px) 100vw, 2172px\" \/><figcaption class=\"wp-element-caption\"><em>Jedwali la 3 la thamani ya c\u2082 (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-5-verify-overhead-crane-wheel-diameter-formulas-1-and-2\">Hatua ya 5: Thibitisha Kipenyo cha Gurudumu la Kreni ya Juu \u2014 Fomula 1 na 2<\/h2>\n\n\n\n<p>Ili kukamilisha ukubwa wa gurudumu, hakikisha kwamba gurudumu linaweza kushughulikia mzigo wa juu zaidi wa gurudumu la huduma bila uchakavu mwingi. Fomula mbili za uthibitishaji zinatumika (Fomu 1 na Fomula 2).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1842\" height=\"854\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-4-Formula-1.png\" alt=\"\" class=\"wp-image-12015\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-4-Formula-1.png 1842w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-4-Formula-1-1536x712.png 1536w\" sizes=\"(max-width: 1842px) 100vw, 1842px\" \/><figcaption class=\"wp-element-caption\"><em>Fomula 1 (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2184\" height=\"720\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2.png\" alt=\"\" class=\"wp-image-12016\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2.png 2184w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2-1536x506.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2-2048x675.png 2048w\" sizes=\"(max-width: 2184px) 100vw, 2184px\" \/><figcaption class=\"wp-element-caption\"><em>Fomula 2 (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Alama<\/th><th>Maana<\/th><th>Kitengo<\/th><\/tr><\/thead><tbody><tr><td>D<\/td><td>Kipenyo cha gurudumu<\/td><td>mm<\/td><\/tr><tr><td>b<\/td><td>Upana wa reli unaofaa<\/td><td>mm<\/td><\/tr><tr><td>PL<\/td><td>Shinikizo maalum linaloruhusiwa (kutoka Jedwali 1)<\/td><td>N\/mm\u00b2<\/td><\/tr><tr><td>c\u2081<\/td><td>Mgawo unaotegemea kasi (kutoka Jedwali la 2)<\/td><td>-<\/td><\/tr><tr><td>c\u2082<\/td><td>Mgawo unaotegemea wajibu (kutoka Jedwali 3)<\/td><td>-<\/td><\/tr><tr><td>Pmax<\/td><td>Mzigo wa juu zaidi wa gurudumu chini ya mchanganyiko wa mzigo A, B, au C (ikiwa ni pamoja na mizigo ya majaribio yenye nguvu na tuli)<\/td><td>N<\/td><\/tr><tr><td>Pmean<\/td><td>Mzigo sawa wa gurudumu la kufanya kazi kwa michanganyiko A na B, inachukuliwa kama thamani ya juu zaidi<\/td><td>N<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"load-combination-categories\">Aina za Mchanganyiko wa Mzigo<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Alama<\/th><th>Maana<\/th><th>Kitengo<\/th><\/tr><\/thead><tbody><tr><td>D<\/td><td>Kipenyo cha gurudumu<\/td><td>mm<\/td><\/tr><tr><td>b<\/td><td>Upana wa reli unaofaa<\/td><td>mm<\/td><\/tr><tr><td>PL<\/td><td>Shinikizo maalum linaloruhusiwa (kutoka Jedwali 1)<\/td><td>N\/mm\u00b2<\/td><\/tr><tr><td>c\u2081<\/td><td>Mgawo unaotegemea kasi (kutoka Jedwali la 2)<\/td><td>-<\/td><\/tr><tr><td>c\u2082<\/td><td>Mgawo unaotegemea wajibu (kutoka Jedwali 3)<\/td><td>-<\/td><\/tr><tr><td>Pmax<\/td><td>Mzigo wa juu zaidi wa gurudumu chini ya mchanganyiko wa mzigo A, B, au C (ikiwa ni pamoja na mizigo ya majaribio yenye nguvu na tuli)<\/td><td>N<\/td><\/tr><tr><td>Pmean<\/td><td>Mzigo sawa wa gurudumu la kufanya kazi kwa michanganyiko A na B, inachukuliwa kama thamani ya juu zaidi<\/td><td>N<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-6-calculate-equivalent-working-wheel-load-pmean\">Hatua ya 6: Hesabu Mzigo Sawa wa Gurudumu la Kufanya Kazi Pmean<\/h2>\n\n\n\n<p>Pmean \u2014 mzigo sawa wa gurudumu la kufanya kazi ukizingatia michanganyiko ya mzigo A na B \u2014 huhesabiwa kama makadirio kwa kutumia Fomula 3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2172\" height=\"724\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3.png\" alt=\"\" class=\"wp-image-12017\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3.png 2172w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3-1536x512.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3-2048x683.png 2048w\" sizes=\"(max-width: 2172px) 100vw, 2172px\" \/><figcaption class=\"wp-element-caption\"><em>Fomula 3 (Chanzo: GB\/T 26477.1-2011)<\/em><\/figcaption><\/figure>\n\n\n\n<p><strong>Kizuizi muhimu<\/strong>: fomula zilizo hapo juu zinatumika tu kwa magurudumu yenye kipenyo kisichozidi mita 1.25. Uzoefu unaonyesha kwamba kwa kipenyo kikubwa, shinikizo linaloruhusiwa kati ya reli na gurudumu linapaswa kupunguzwa; matumizi ya magurudumu yenye kipenyo kikubwa hayapendekezwi.<\/p>\n\n\n\n<p><strong>Viwango vya Marejeleo<strong><strong><strong><strong>(<a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/std\/std_list?p.p1=0&amp;p.p90=circulation_date&amp;p.p91=desc&amp;p.p2=%E8%B5%B7%E9%87%8D%E6%9C%BA\" target=\"_blank\" rel=\"noopener\">Hoja ya Viwango vya Korongo vya Kichina<\/a>)<\/strong><\/strong><\/strong><\/strong>:<\/strong><\/p>\n\n\n\n<ul>\n<li>GB\/T 26477.1-2011 Kreni \u2014 Hesabu ya muundo wa magurudumu na muundo unaounga mkono njia ya troli \u2014 Sehemu ya 1: Jumla<\/li>\n\n\n\n<li>GB\/T 6974.1-2008 Kreni \u2014 Msamiati \u2014 Sehemu ya 1: Jumla (IDT ISO 4306-1:2007)<\/li>\n\n\n\n<li>GB\/T 20863.1-2021 Kreni \u2014 Uainishaji \u2014 Sehemu ya 1: Jumla (IDT ISO 4301-1:2016)<\/li>\n\n\n\n<li>GB\/T 22437.1-2018 Kreni \u2014 Kanuni za muundo wa mchanganyiko wa mizigo na mizigo \u2014 Sehemu ya 1: Jumla<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"When designing or procuring an overhead crane, how do you determine the correct wheel diameter for a given wheel load? The answer involves effective rail width, allowable specific bearing pressure, sp","protected":false},"featured_media":10134,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[867,868,801,62,863,850,121,865,864,866],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/xmxposts\/12018"}],"collection":[{"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":4,"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/xmxposts\/12018\/revisions"}],"predecessor-version":[{"id":12054,"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/xmxposts\/12018\/revisions\/12054"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/media\/10134"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/media?parent=12018"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/posts_category?post=12018"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/sw\/wp-json\/wp\/v2\/posts_tag?post=12018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}