ä½ å¥½ï¼ä½ åªç»äºåé¢çé«å宽ï¼ææ¯æç轧åé¢(GB/T 11263-1998)ä¸ç¿¼ç¼HM350*250*9*14è§æ ¼ç»ä½ æç®æ¯æ¢åå¸è½½è®¡ç®çï¼ç»ææ¿ééé为ï¼55KN(æ¢ç®ä¸ºå¨å³çº¦5.5å¨ï¼ï¼æ³¨ææ计ç®çéç¨æ¡ä»¶æ¯åé¢ä¸é¨æ¿åç为åååå¸çæ½å è·è½½ï¼ä¸æ¯éä¸å¨æä¸å¤ï¼ï¼ä¸è¿°è®¡ç®ä»
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| ç®æ¯æ¢è®¾è®¡ |
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| æ件ï¼BEAM1 |
| æ¥æï¼2015/06/16 |
| æ¶é´ï¼13:54:00 |
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----- è®¾è®¡ä¿¡æ¯ -----
é¢æ¢é¢æï¼Q235
æ¢è·¨åº¦(m)ï¼ 5.000
æ¢å¹³é¢å¤è®¡ç®é¿åº¦(m)ï¼ 5.000
é¢æ¢æªé¢ï¼çæ¥ç»åHå½¢æªé¢:
H*B1*B2*Tw*T1*T2=350*250*250*9*14*14
容许æ 度éå¼[Ï
]: l/180 = 27.778 (mm)
强度计ç®åæªé¢ç³»æ°ï¼1.000
计ç®æ¢æªé¢èªéä½ç¨: 计ç®
ç®æ¯æ¢åè·æ¹å¼: ç«ååååè·
è·è½½ç»åå项系æ°æè·è½½è§èèªå¨åå¼
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ã建çç»æè·è½½è§èãï¼GB 50009-2001ï¼
ãé¢ç»æ设计è§èãï¼GB 50017-2003ï¼
----- ç®æ¯æ¢ä½ç¨ä¸éªç® -----
1ãæªé¢ç¹æ§è®¡ç®
A =9.8980e-003; Xc =1.2500e-001; Yc =1.7500e-001;
Ix =2.2272e-004; Iy =3.6478e-005;
ix =1.5001e-001; iy =6.0707e-002;
W1x=1.2727e-003; W2x=1.2727e-003;
W1y=2.9182e-004; W2y=2.9182e-004;
2ãç®æ¯æ¢èªéä½ç¨è®¡ç®
æ¢èªéè·è½½ä½ç¨è®¡ç®:
ç®æ¯æ¢èªé (KN): G =3.8850e+000;
èªéä½ç¨æç®æ¢ä¸åå¸çº¿è·(KN/m) p=7.7699e-001;
3ãæ¢ä¸æ´»è½½ä½ç¨
è·è½½ç¼å· è·è½½ç±»å è·è½½å¼1 è·è½½åæ°1 è·è½½åæ°2 è·è½½å¼2
1 1 55.00 0.00 0.00 0.00
4ãåå·¥åµè·è½½æ åå¼ä½ç¨æ¯åº§åå (å为æ£,åä½ï¼KN)
â³ãæè½½æ åå¼æ¯åº§åå
å·¦æ¯åº§åå Rd1=1.942, å³æ¯åº§åå Rd2=1.942
â³ã活载æ åå¼æ¯åº§åå
å·¦æ¯åº§åå Rl1=137.500, å³æ¯åº§åå Rl2=137.500
5ãæ¢ä¸åæé¢å
å计ç®ç»æ
â³ãç»å1ï¼1.2æ+1.4æ´»
æé¢å· ï¼ 1 2 3 4 5 6 7
弯ç©(kN.m)ï¼ 0.000 74.415 135.299 182.654 216.479 236.774 243.539
åªå(kN) ï¼ 194.831 162.359 129.887 97.415 64.944 32.472 0.000
æé¢å· ï¼ 8 9 10 11 12 13
弯ç©(kN.m)ï¼ 236.774 216.479 182.654 135.299 74.415 0.000
åªå(kN) ï¼ -32.472 -64.944 -97.416 -129.887 -162.359 -194.831
â³ãç»å2ï¼1.35æ+0.7*1.4æ´»
æé¢å· ï¼ 1 2 3 4 5 6 7
弯ç©(kN.m)ï¼ 0.000 52.469 95.397 128.787 152.636 166.946 171.715
åªå(kN) ï¼ 137.372 114.477 91.582 68.686 45.791 22.895 0.000
æé¢å· ï¼ 8 9 10 11 12 13
弯ç©(kN.m)ï¼ 166.946 152.636 128.787 95.397 52.469 0.000
åªå(kN) ï¼ -22.895 -45.791 -68.686 -91.582 -114.477 -137.372
6ãå±é¨ç¨³å®éªç®
翼ç¼å®½åæ¯ B/T=8.61 < 容许宽åæ¯ [B/T] =15.0
è
¹æ¿è®¡ç®é«åæ¯ H0/Tw=35.78 < 容许é«åæ¯[H0/Tw]=80.0
7ãç®æ¯æ¢æªé¢å¼ºåº¦éªç®
ç®æ¯æ¢æ大æ£å¼¯ç©(kN.m)ï¼243.539 (ç»åï¼1; æ§å¶ä½ç½®ï¼2.500m)
强度计ç®æ大åºå(N/mm2)ï¼182.244 < f=215.000
ç®æ¯æ¢æ弯强度éªç®æ»¡è¶³ã
ç®æ¯æ¢æ大ä½ç¨åªå(kN)ï¼194.831 (ç»åï¼1; æ§å¶ä½ç½®ï¼0.000m)
ç®æ¯æ¢æåªè®¡ç®åºå(N/mm2)ï¼68.489 < fv=125.000
ç®æ¯æ¢æåªæ¿è½½è½å满足ã
8ãç®æ¯æ¢æ´ä½ç¨³å®éªç®
å¹³é¢å¤é¿ç»æ¯ λyï¼82.362
æ¢æ´ä½ç¨³å®ç³»æ°Ïbï¼0.906
ç®æ¯æ¢æ大æ£å¼¯ç©(kN.m)ï¼243.539 (ç»åï¼1; æ§å¶ä½ç½®ï¼2.500m)
ç®æ¯æ¢æ´ä½ç¨³å®è®¡ç®æ大åºå(N/mm2)ï¼211.212 < f=215.000
ç®æ¯æ¢æ´ä½ç¨³å®éªç®æ»¡è¶³ã
9ãç®æ¯æ¢æ 度éªç®
â³ãæ åç»åï¼1.0æ+1.0æ´»
æé¢å· ï¼ 1 2 3 4 5 6 7
弯ç©(kN.m)ï¼ 0.000 53.259 96.835 130.727 154.936 169.461 174.303
åªå(kN) ï¼ 139.442 116.202 92.962 69.721 46.481 23.240 0.000
æé¢å· ï¼ 8 9 10 11 12 13
弯ç©(kN.m)ï¼ 169.461 154.936 130.727 96.835 53.259 0.000
åªå(kN) ï¼ -23.240 -46.481 -69.721 -92.962 -116.202 -139.442
ç®æ¯æ¢æ 度计ç®ç»æ:
æé¢å· ï¼ 1 2 3 4 5 6 7
æ 度å¼(mm)ï¼ 0.000 2.586 4.977 7.008 8.550 9.512 9.838
æé¢å· ï¼ 8 9 10 11 12 13
æ 度å¼(mm)ï¼ 9.512 8.550 7.008 4.977 2.586 0.000
æ大æ 度æå¨ä½ç½®: 2.500m
计ç®æ大æ 度: 9.838(mm) < 容许æ 度: 27.778(mm)
ç®æ¯æ¢æ 度éªç®æ»¡è¶³ã
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