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鍙嬫儏鎻愮ず锛氭湰绔欐彁渚涘叏鍦�400澶氭墍楂樼瓑闄㈡牎鎷涙敹纰╁＋銆佸崥澹爺绌剁敓鍏ュ(xu茅)鑰冭│姝峰勾鑰冪爺鐪熼銆佽€冨崥鐪熼銆佺瓟妗�锛岄儴鍒嗗(xu茅)鏍℃洿鏂拌嚦2012骞�锛�2013骞�锛涘潎鎻愪緵鏀惰不(f猫i)涓嬭級銆� 涓嬭級娴佺▼锛� 鑰冪爺鐪熼 榛�(di菐n)鎿娾€�鑰冪爺瑭﹀嵎鈥濃€濅笅杓�; 鑰冨崥鐪熼 榛�(di菐n)鎿娾€�鑰冨崥瑭﹀嵎搴�鈥� 涓嬭級
1
鐩寗
I 鑰冩煡鐩(bi膩o)........................................................................................ 2
II 鑰冭│褰㈠紡鍜岃│鍗风祼(ji茅)妲�(g貌u) ..................................................................2
III 鑰冩煡鍏�(n猫i)瀹�..................................................................................... 2
IV. 椤屽瀷绀轰緥鍙婂弮鑰冪瓟妗�.................................................................2
2
鍏ㄥ湅纰╁＋鐮旂┒鐢熷叆瀛�(xu茅)绲�(t菕ng)涓€鑰冭│
绲�(ji茅)妲�(g貌u)鍔涘(xu茅)鑰冭│澶х侗
I 鑰冩煡鐩(bi膩o)
鐩殑鏄瀛�(xu茅)銆佸叕骞�銆佹湁鏁堝湴娓│鑰冪敓鏄惁鍏峰倷鏀昏畝鐩搁棞(gu膩n)灏堟キ(y猫)纰╁＋鎵€蹇呴爤鐨勫熀鏈礌璩�(zh矛)銆佷竴
鑸兘鍔涘拰鍩归(y菐ng)娼涜兘锛屼互鍒╃敤閬告嫈鍏锋湁鐧�(f膩)灞�?ji茅)鎽课﹁啲?y艒u)绉€浜烘墠鍏ュ(xu茅)锛岀偤鍦嬪鐨勭稉(j墨ng)婵�(j矛)寤鸿ō(sh猫)鍩归(y菐ng)鍏锋湁
杓冨挤(qi谩ng)鍒嗘瀽鑸囪В姹哄(sh铆)闅涘晱椤岃兘鍔涚殑楂樺堡娆�銆佹噳(y墨ng)鐢ㄥ瀷銆佸京(f霉)鍚堝瀷鐨勬潗鏂欐垚鍨嬪皥妤�(y猫)浜烘墠銆傝€冭│娓│鑰�
鐢熸帉鎻″钩闈㈡】浠剁祼(ji茅)妲�(g貌u)绲勬垚鍘熺悊鍙婂叾鍙楀姏鎬ц兘瑷�(j矛)绠楃殑鍩烘湰姒傚康銆佸熀鏈柟娉曠殑鎵庡(sh铆)绋嬪害锛岃€冩煡鑰�
鐢熻兘鐔熺反閬�(y霉n)鐢ㄩ€欎簺姒傚康鑸囩悊璜栨柟娉曞垎鏋愯В姹哄(sh铆)闅涘伐绋嬬祼(ji茅)妲�(g貌u)鍟忛鐨勮ō(sh猫)瑷�(j矛)銆佸垎鏋愬拰瑷�(j矛)绠楄兘鍔�銆�
鍏烽珨渚嗚銆傝姹傝€冪敓锛�
1.鎺屾彙骞抽潰妗夸欢绲�(ji茅)妲�(g貌u)鐨勭祫鎴愯(gu墨)寰�銆佸彈鍔涙€ц兘鍜屽悎鐞嗗舰寮�锛�
2.鎺屾彙闈滃畾妗夸欢绲�(ji茅)妲�(g貌u)鍏�(n猫i)鍔涘拰璁婂舰鐨勫熀鏈▓(j矛)绠楁柟娉�锛�
3.鎺屾彙瓒呴潨瀹氭】浠剁祼(ji茅)妲�(g貌u)鍏�(n猫i)鍔涜▓(j矛)绠楃殑鍩烘湰鏂规硶鍜屾眰瑙ｆ妧宸э紱
4.鎺屾彙绲�(ji茅)妲�(g貌u)鐨勫嫊(d貌ng)鍔涚壒鎬у拰鍕�(d貌ng)鍔涢熆鎳�(y墨ng)鐨勮▓(j矛)绠楀垎鏋愭柟娉�锛�
5.鎺屾彙妗夸欢绲�(ji茅)妲�(g貌u)鐨勬サ闄愯嵎杓夊垎鏋愯垏绌�(w臎n)瀹氬垎鏋愭柟娉曘€�
II 鑰冭│褰㈠紡鍜岃│鍗风祼(ji茅)妲�(g貌u)
涓€銆佽│鍗锋豢鍒嗗強鑰冭│鏅�(sh铆)闁�
瑭﹀嵎婊垮垎鐐� 150 鍒嗭紝鑰冭│鏅�(sh铆)闁� 180 鍒嗛悩銆�
浜�銆佺瓟椤屾柟寮�
闁夊嵎銆佺瓎瑭︺€傚厑瑷变娇鐢ㄨ▓(j矛)绠楀櫒锛屼絾涓嶅緱浣跨敤甯舵湁鍏紡鍜屾枃鏈瓨鍎�(ch菙)鍔熻兘鐨勮▓(j矛)绠楀櫒銆�
涓�銆佽│鍗峰収(n猫i)瀹硅垏椤屽瀷绲�(ji茅)妲�(g貌u)
骞句綍绲勬垚鍒嗘瀽锛�2 鍊�(g猫)锛屾瘡椤� 10 鍒�锛屽叡 20 鍒嗭級
濉┖椤岋紙8 鍊�(g猫)绌� 锛屾瘡绌� 5 鍒嗭紝鍏� 40 鍒嗭級
瑷�(j矛)绠楅锛�6 椤�锛屾瘡椤� 15 鍒�锛屽叡 90 鍒嗭級
鍋囧姣忛鍒�?j菒n)?sh霉)鏈夎畩鍖栵紝璁婂寲鑼冨湇浜︿笉澶�銆�
III 鑰冩煡鍏�(n猫i)瀹�
1.绲�(ji茅)妲�(g貌u)鐨勬蹇靛強鍏跺咕浣曠祫鎴愶細绲�(ji茅)妲�(g貌u)鍔涘(xu茅)鐨勭爺绌跺皪(du矛)璞�锛涚祼(ji茅)妲�(g貌u)瑷�(j矛)绠楃啊鍦�锛涘咕浣曚笉璁婇珨绯昏垏骞�
浣曞彲璁婇珨绯�锛涜嚜鐢卞害鍜岀磩鏉�锛涘钩闈㈡】浠堕珨绯荤殑鍩烘湰绲勬垚瑕�(gu墨)寰�锛涜▓(j矛)绠楄嚜
鐢卞害銆�
2.闈滃畾绲�(ji茅)妲�(g貌u)鐨勫彈鍔涘垎鏋愶細鍠法鍜屽璺ㄩ潨瀹氭锛涢潨瀹氭鏋�锛涢潨瀹氬钩闈㈠墰鏋讹紱涓夐壐鎷�锛涢潨瀹�
绲勫悎绲�(ji茅)妲�(g貌u)銆�
3.褰遍熆绶氾細闈滃姏娉曚綔闈滃畾姊佸拰妗佹灦鐨勫奖闊跨窔銆佺敤姗�(j墨)鍕�(d貌ng)娉曚綔闈滃畾姊佸収(n猫i)鍔涘奖闊跨窔銆佸埄鐢ㄥ奖闊�
绶氭眰閲忓€�锛涘埄鐢ㄥ奖闊跨窔纰哄畾鏈€涓嶅埄鑽疯級浣嶇疆锛涚啊鏀鍏�(n猫i)鍔涘寘绲�(lu貌)鍦�銆�
4.绲�(ji茅)妲�(g貌u)浣嶇Щ瑷�(j矛)绠楋細铏涘姛鍘熺悊锛涘柈浣嶈嵎杓夋硶锛涘悇绋綔鐢紙鑽疯級銆佹韩搴︽敼璁�銆佹敮搴хЩ鍕�(d貌ng)绛夛級
涓嬮潨瀹氱祼(ji茅)妲�(g貌u)浣嶇Щ瑷�(j矛)绠楋紱鍦栦箻娉�锛涗簰绛夊畾鐞�銆�
5.瓒呴潨瀹氱祼(ji茅)妲�(g貌u)瑷�(j矛)绠楋細鍔涙硶锛涗綅绉绘硶锛涘姏鐭╋紙褰庣煩锛夊垎閰嶆硶锛涚劇鍓姏鍒嗛厤娉�锛涘皪(du矛)绋辨€х殑鍒�
鐢ㄣ€�
3
6.绲�(ji茅)妲�(g貌u)鍕�(d貌ng)鍔涜▓(j矛)绠楋細鍕�(d貌ng)杓夎嵎杓�锛涘嫊(d貌ng)鍔涜嚜鐢卞害锛涚祼(ji茅)妲�(g貌u)閬�(y霉n)鍕�(d貌ng)鏂圭▼锛涘柈鑷敱搴﹂珨绯荤殑鑷敱鍜屽彈杩�
鎸嫊(d貌ng)锛涢樆灏煎皪(du矛)鎸嫊(d貌ng)褰遍熆锛涘鑷敱搴﹂珨绯荤殑鑷敱鎸嫊(d貌ng)锛涗富鎸瀷鐨勬浜ゆ€�銆�
7.绲�(ji茅)妲�(g貌u)鐨勭┅(w臎n)瀹氳▓(j矛)绠楋細绲�(ji茅)妲�(g貌u)澶辩┅(w臎n)鐨勫叐绋熀鏈舰寮忥紱闈滃姏娉曠⒑瀹氳嚚鐣岃嵎杓�锛涜兘閲忔硶纰哄畾鑷ㄧ晫
鑽疯級銆�
8.绲�(ji茅)妲�(g貌u)鐨勬サ闄愯嵎杓夛細妤甸檺褰庣煩銆佸鎬ч壐鍜屾サ闄愯嵎杓�锛涜秴闈滃畾姊佺殑妤甸檺鑽疯級锛涘墰鏋剁殑妤甸檺
鑽疯級銆�
IV. 椤屽瀷绀轰緥鍙婂弮鑰冪瓟妗�
涓€. 骞句綍绲勬垚鍒嗘瀽锛堟瘡椤� 10 鍒�锛屽叡 20 鍒嗭級
1.
鍒嗘瀽锛氬皣鍩虹(ch菙)瑕栫偤鍓涚墖 I锛岄壐鎺ヤ笁瑙掑舰 147 鍜� 478 鐪嬩綔鍓涚墖 II锛屽墰鐗� I 鍜� II 閫氶亷鍥哄畾閴� 1 鍜�
涓€鏍逛笉閫氶亷瑭查壐鐨勬敮搴ч張妗� 7 鐩搁€ｏ紝绲勬垚涓€鍊�(g猫)鐒″浣欑磩鏉熺殑骞句綍涓嶈畩楂旂郴锛岃鐐哄ぇ鍓涚墖 I鈥�銆�
閴告帴涓夎褰� 6910 鍜� 3610 鐪嬩綔鍓涚墖 III锛屾】 25 瑕栫偤鍓涚墖 IV锛屽墰鐗� I鈥欏拰 III 鐢遍張妗� 89 鍜岄張妗� 3
鐩搁€ｏ紙绲勬垚铏涢壐锛夛紝鍓涚墖 I鈥欏拰 IV 鐢遍張妗� 58 鍜岄張妗� 12 鐩搁€ｏ紙绲勬垚铏涢壐锛�锛屽墰鐗� III 鍜� IV 鐢遍張
妗� 59 鍜岄張妗� 23 鐩搁€ｏ紙绲勬垚铏涢壐锛�锛屼笁鍊�(g猫)铏涢壐涓嶅叡绶氾紝鐢变笁鍓涚墖鍘熷墖鍙煡锛屾暣鍊�(g猫)楂旂郴鐐轰竴鍊�(g猫)
鐒″浣欑磩鏉熺殑骞句綍涓嶈畩楂旂郴銆�
2.
鍒嗘瀽锛氬皣鍩虹(ch菙)瑕栫偤鍓涚墖 I锛岄壐鎺ヤ笁瑙掑舰 CEF 瑕栫偤鍓涚墖 II锛屾】 BD 瑕栫偤鍓涚墖 III锛屽墰鐗� I 鍜� II
鐢遍張妗� AE 鍜岄張妗� C 鐩搁€ｏ紙绲勬垚铏涢壐锛夛紝鍓涚墖 I 鍜� III 鐢遍張妗� AD 鍜岄張妗� B 鐩搁€ｏ紙绲勬垚铏涢壐锛�锛�
鍓涚墖 II 鍜� III 鐢遍張妗� DE 鍜岄張妗� BF 鐩搁€ｏ紙绲勬垚铏涢壐锛夛紝鐢变笁鍓涚墖鍘熷墖鍙煡锛岃┎閮ㄥ垎绲勬垚涓€鍊�(g猫)
鐒″浣欑磩鏉熺殑骞句綍涓嶈畩楂旂郴锛屽湪姝ゅ熀绀�(ch菙)涓婄敱涓嶅叡绶氶張妗� DG 鍜� FG 閫ｆ帴榛�(di菐n) G锛涘洜姝わ紝鏁村€�(g猫)楂�
绯荤偤涓€鍊�(g猫)鐒″浣欑磩鏉熺殑骞句綍涓嶈畩楂旂郴銆�
浜�. 濉┖椤岋紙姣忕┖ 5 鍒嗭紝鍏� 40 鍒嗭級
1. 鐣�(d膩ng)骞抽潰妗夸欢楂旂郴鐨勮▓(j矛)绠楄嚜鐢卞害 W 鐐洪浂锛屾鏅�(sh铆)瑭查珨绯伙紙 涓嶄竴瀹� 锛夛紙閬稿～鈥滀竴瀹氣€濇垨鈥滀笉
涓€瀹氣€濓級鏄竴鍊�(g猫)鐒″浣欑磩鏉熺殑骞句綍涓嶈畩楂旂郴銆�
2. 鐒￠渶鍏�(n猫i)鍔涜▓(j矛)绠�锛屽垎鏋愬湒 2-2 鎵€绀烘鏋朵腑鏈夛紙 6 锛夋牴闆舵】锛堟彁绀猴細濉暩(sh霉)瀛楋級銆�
4
鍦� 2-2
3. 鍦栫ず 2-3 绲�(ji茅)妲�(g貌u)锛屾浣夸腑闁撲竴璺ㄧ殑璺ㄤ腑姝ｅ綆鐭╄垏鏀骇璨�(f霉)褰庣煩绲曞皪(du矛)鍊肩浉绛夛紝鍓囦腑闁撻壐鐨勪綅缃�
x=( 0.147l )銆�
鍦� 2-3
4. 鐢ㄤ綅绉绘硶瑷�(j矛)绠楀湒 2-4(a)鎵€绀鸿秴闈滃畾绲�(ji茅)妲�(g貌u)鏅�(sh铆)锛岃嫢閲囩敤鍦� 2-4(b)鎵€绀哄熀鏈祼(ji茅)妲�(g貌u)锛屽墖 k11=锛�
2
5 EI
锛�锛�
k12=锛�
8
3EI
? 锛�锛屛� 1=锛�
EI
63.12
锛�銆�
(a) (b)
鍦� 2-4
5. 濡傚湒 2-5 鎵€绀哄柈鑷敱搴﹂珨绯�锛屽叾鑷尟鍦撻牷鐜� 蠅=锛� 3
8
ml
EI
锛夊拰鍛ㄦ湡 T=锛�2蟺
EI
ml
8
3
锛夈€�
鍦� 2-5
涓�. 瑷�(j矛)绠楅锛堟瘡椤� 15 鍒�锛屽叡 90 鍒嗭級
1. 濡傚湒 3-1 鎵€绀哄墰鏋�锛屾眰锛�(1)鏀骇鍙嶅姏锛�(2)绻埗鍓涙灦鍏�(n猫i)鍔涘湒銆�
鍦� 3-1
5
绛�: (1) )(20 ?? kNH A
, )(20 ?? kNH B
, )(80 ?? kNVA
, )(80 ?? kNVB
.
(2)鍏�(n猫i)鍔涘湒濡備笅鍦栨墍绀�銆�
M 鍦�(kN.m) Q 鍦�(kN) N 鍦�(kN)
2. 鍏╄嚭(t谩i)鍚婅粖濡傚湒 3-2 鎵€绀�锛岃│姹傚悐杌婃 K 鎴潰褰庣煩 MK 鍜屽壀鍔� QK 鐨勮嵎杓夋渶涓嶅埄浣嶇Щ锛屽苟瑷�(j矛)
绠� QKmax锛孮K min 鍜� MKmax銆�
鍦� 3-2
绛�:(1)瑷�(j矛)绠� QKmax 鍜� QKmin
QK 褰遍熆绶�
PPQK 278.1
9
1
9
5.4
9
6
max ??
?
?
?
?
?
??? PPQK
9
2
9
1
9
3
9
5.1
???
?
?
?
?
?
???? PPQK
9
3
9
3
4 ???
?
?
?
?
?
??
浣嶇疆锛歅2 浣滅敤鍦� K 鎴潰鍙冲伌(c猫)銆� PQ K
9
3
m i n ??? 浣嶇疆锛歅4 浣滅敤鍦� K 鎴潰宸﹀伌(c猫)銆�
(2)瑷�(j矛)绠� MKmax
Mk 鐨勫奖闊跨窔锛坢锛�
浠� P2=PK 浠� P3=PK
?
?
?
?
?
?
?
6
2
3
63
2
PP
PP
?
?
?
?
?
?
?
?
6
3
3
0
6
2
3
0
P
PP
宸︾Щ
鍙崇Щ
宸︾Щ
鍙崇Щ
6
PPPPM 83.3
3
1
5.12 432 ??????? PPPPM 83.3
6
5
21 432 ???????
PM K 83.3max ?? 浣嶇疆锛歅2 鎴� P3 浣滅敤鍦� K 鎴潰铏�銆�
3.鍦� 3-3 鎵€绀虹祼(ji茅)妲�(g貌u)锛屾浣� E 榛�(di菐n)鐨勮睅鍚戜綅绉晃� EV=0锛岃│姹傞壐 C 璺濇敮搴� B 鐨勮窛闆� x銆�
锛圗I 鐐哄父鏁�(sh霉)锛�
鍦� 3-3
绛�: (1)绻埗鑽疯級浣滅敤涓嬬殑 M 鍜屽柈浣嶈嵎杓変笅鐨� M1
M 鍦�
M1 鍦�
0
2
1
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