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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鑰冭│姝峰勾鑰冪爺鐪熼銆佽€冨崥鐪熼銆佺瓟妗堬紝閮ㄥ垎瀛告牎鏇存柊鑷�2012骞�锛�2013骞达紱鍧囨彁渚涙敹璨讳笅杓�銆� 涓嬭級娴佺▼锛� 鑰冪爺鐪熼 榛炴搳鈥�鑰冪爺瑭﹀嵎鈥濃€濅笅杓�; 鑰冨崥鐪熼 榛炴搳鈥�鑰冨崥瑭﹀嵎搴�鈥� 涓嬭級
1
鐩寗
I 鑰冩煡鐩........................................................................................ 2
II 鑰冭│褰㈠紡鍜岃│鍗风祼妲� ..................................................................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┒鐢熷叆瀛哥当(t菕ng)涓€鑰冭│
绲愭鍔涘鑰冭│澶х侗
I 鑰冩煡鐩
鐩殑鏄瀛�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€浜烘墠鍏ュ锛岀偤鍦嬪鐨勭稉(j墨ng)婵熷缓瑷煿椁�(y菐ng)鍏锋湁
杓冨挤鍒嗘瀽鑸囪В姹哄闅涘晱椤岃兘鍔涚殑楂樺堡娆�銆佹噳鐢ㄥ瀷銆佸京鍚堝瀷鐨勬潗鏂欐垚鍨嬪皥妤�(y猫)浜烘墠?锛熻崥鍤媦瑭﹁€�
鐢熸帉鎻″钩闈㈡】浠剁祼妲嬬祫鎴愬師鐞嗗強鍏跺彈鍔涙€ц兘瑷堢畻鐨勫熀鏈蹇�銆佸熀鏈柟娉曠殑鎵庡绋嬪害锛岃€冩煡鑰�
鐢熻兘鐔熺反閬嬬敤閫欎簺姒傚康鑸囩悊璜栨柟娉曞垎鏋愯В姹哄闅涘伐绋嬬祼妲嬪晱椤岀殑瑷▓銆佸垎鏋愬拰瑷堢畻鑳藉姏銆�
鍏烽珨渚嗚銆傝姹傝€冪敓锛�
1.鎺屾彙骞抽潰妗夸欢绲愭鐨勭祫鎴愯(gu墨)寰嬨€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愭鍏�(n猫i)鍔涘拰璁婂舰鐨勫熀鏈▓绠楁柟娉�锛�
3.鎺屾彙瓒呴潨瀹氭】浠剁祼妲嬪収(n猫i)鍔涜▓绠楃殑鍩烘湰鏂规硶鍜屾眰瑙ｆ妧宸�锛�
4.鎺屾彙绲愭鐨勫嫊鍔涚壒鎬у拰鍕曞姏闊挎噳鐨勮▓绠楀垎鏋愭柟娉�锛�
5.鎺屾彙妗夸欢绲愭鐨勬サ闄愯嵎杓夊垎鏋愯垏绌�(w臎n)瀹氬垎鏋愭柟娉�銆�
II 鑰冭│褰㈠紡鍜岃│鍗风祼妲�
涓€銆佽│鍗锋豢鍒嗗強鑰冭│鏅傞枔
瑭﹀嵎婊垮垎鐐� 150 鍒�锛岃€冭│鏅傞枔 180 鍒嗛悩銆�
浜�銆佺瓟椤屾柟寮�
闁夊嵎銆佺瓎瑭�銆傚厑瑷变娇鐢ㄨ▓绠楀櫒锛屼絾涓嶅緱浣跨敤甯舵湁鍏紡鍜屾枃鏈瓨鍎插姛鑳界殑瑷堢畻鍣�銆�
涓�銆佽│鍗峰収(n猫i)瀹硅垏椤屽瀷绲愭
骞句綍绲勬垚鍒嗘瀽锛�2 鍊�锛屾瘡椤� 10 鍒�锛屽叡 20 鍒嗭級
濉┖椤岋紙8 鍊嬬┖ 锛屾瘡绌� 5 鍒�锛屽叡 40 鍒嗭級
瑷堢畻椤岋紙6 椤�锛屾瘡椤� 15 鍒�锛屽叡 90 鍒嗭級
鍋囧姣忛鍒嗘暩(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.绲愭鐨勬蹇靛強鍏跺咕浣曠祫鎴愶細绲愭鍔涘鐨勭爺绌跺皪璞�锛涚祼妲嬭▓绠楃啊鍦栵紱骞句綍涓嶈畩楂旂郴鑸囧咕
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▓绠楄嚜
鐢卞害銆�
2.闈滃畾绲愭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�锛涗笁閴告嫳锛涢潨瀹�
绲勫悎绲愭銆�
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熷嫊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″湒銆�
4.绲愭浣嶇Щ瑷堢畻锛氳櫅鍔熷師鐞�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鍕曠瓑锛�
涓嬮潨瀹氱祼妲嬩綅绉昏▓绠�锛涘湒涔樻硶锛涗簰绛夊畾鐞�銆�
5.瓒呴潨瀹氱祼妲嬭▓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�锛涘皪绋辨€х殑鍒�
鐢�銆�
3
6.绲愭鍕曞姏瑷堢畻锛氬嫊杓夎嵎杓�锛涘嫊鍔涜嚜鐢卞害锛涚祼妲嬮亱鍕曟柟绋嬶紱鍠嚜鐢卞害楂旂郴鐨勮嚜鐢卞拰鍙楄揩
鎸嫊锛涢樆灏煎皪鎸嫊褰遍熆锛涘鑷敱搴﹂珨绯荤殑鑷敱鎸嫊锛涗富鎸瀷鐨勬浜ゆ€с€�
7.绲愭鐨勭┅(w臎n)瀹氳▓绠楋細绲愭澶辩┅(w臎n)鐨勫叐绋熀鏈舰寮�锛涢潨鍔涙硶纰哄畾鑷ㄧ晫鑽疯級锛涜兘閲忔硶纰哄畾鑷ㄧ晫
鑽疯級銆�
8.绲愭鐨勬サ闄愯嵎杓夛細妤甸檺褰庣煩銆佸鎬ч壐鍜屾サ闄愯嵎杓夛紱瓒呴潨瀹氭鐨勬サ闄愯嵎杓�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€�锛岀祫鎴愪竴鍊嬬劇澶氫綑绱勬潫鐨勫咕浣曚笉璁婇珨绯伙紝瑕栫偤澶у墰鐗� 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�锛屽墰鐗� 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紙绲勬垚铏涢壐锛夛紝涓夊€嬭櫅閴镐笉鍏辩窔锛岀敱涓夊墰鐗囧師鍓囧彲鐭ワ紝鏁村€嬮珨绯荤偤涓€鍊�
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�锛屽墰鐗� I 鍜� III 鐢遍張妗� AD 鍜岄張妗� B 鐩搁€ｏ紙绲勬垚铏涢壐锛夛紝
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�锛岀敱涓夊墰鐗囧師鍓囧彲鐭�锛岃┎閮ㄥ垎绲勬垚涓€鍊�
鐒″浣欑磩鏉熺殑骞句綍涓嶈畩楂旂郴锛屽湪姝ゅ熀绀庝笂鐢变笉鍏辩窔閺堟】 DG 鍜� FG 閫ｆ帴榛� G锛涘洜姝�锛屾暣鍊嬮珨
绯荤偤涓€鍊嬬劇澶氫綑绱勬潫鐨勫咕浣曚笉璁婇珨绯汇€�
浜�. 濉┖椤岋紙姣忕┖ 5 鍒�锛屽叡 40 鍒嗭級
1. 鐣跺钩闈㈡】浠堕珨绯荤殑瑷堢畻鑷敱搴� W 鐐洪浂锛屾鏅傝┎楂旂郴锛� 涓嶄竴瀹� 锛夛紙閬稿～鈥滀竴瀹氣€濇垨鈥滀笉
涓€瀹氣€濓級鏄竴鍊嬬劇澶氫綑绱勬潫鐨勫咕浣曚笉璁婇珨绯�銆�
2. 鐒￠渶鍏�(n猫i)鍔涜▓绠楋紝鍒嗘瀽鍦� 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 绲愭锛屾浣夸腑闁撲竴璺ㄧ殑璺ㄤ腑姝ｅ綆鐭╄垏鏀骇璨犲綆鐭╃禃灏嶅€肩浉绛�锛屽墖涓枔閴哥殑浣嶇疆
x=( 0.147l )銆�
鍦� 2-3
4. 鐢ㄤ綅绉绘硶瑷堢畻鍦� 2-4(a)鎵€绀鸿秴闈滃畾绲愭鏅傦紝鑻ラ噰鐢ㄥ湒 2-4(b)鎵€绀哄熀鏈祼妲�锛屽墖 k11=锛�
2
5 EI
锛夛紝
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�. 瑷堢畻椤岋紙姣忛 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╄嚭鍚婅粖濡傚湒 3-2 鎵€绀猴紝瑭︽眰鍚婅粖姊� 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�
绠� QKmax锛孮K min 鍜� MKmax銆�
鍦� 3-2
绛�:(1)瑷堢畻 QKmax 鍜� QKmin
QK 褰遍熆绶�
PPQK 278.1
9
1
9
5.4
9
6
max ??
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9
2
9
1
9
3
9
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浣嶇疆锛歅2 浣滅敤鍦� K 鎴潰鍙冲伌銆� PQ K
9
3
m i n ??? 浣嶇疆锛歅4 浣滅敤鍦� K 鎴潰宸﹀伌銆�
(2)瑷堢畻 MKmax
Mk 鐨勫奖闊跨窔锛坢锛�
浠� P2=PK 浠� P3=PK
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63
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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 鎴潰铏曘€�
3.鍦� 3-3 鎵€绀虹祼妲�锛屾浣� E 榛炵殑璞庡悜浣嶇Щ螖 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
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M 鍦�
M1 鍦�
0
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1
42
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llll
ql
EI
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姹傚緱 lx
12
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4. 鍒╃敤灏嶇ū鎬�锛屾眰鍦� 3-4 鎵€绀虹祼妲嬬殑褰庣煩鍦栵紙EI 鐐哄父鏁�(sh霉)锛�銆�
鍦� 3-4 (d) M 鍦�(kN.m)
瑙ｏ細(1)鐢辩祼妲嬪皪绋�銆佽嵎杓夊弽灏嶇ū鐨勭壒鎬�锛屽彲閬稿彇濡傚湒 a 鎵€绀虹殑鍩烘湰楂旂郴銆�
(2)鍒嗗垾浣� M1 鍦栧拰 Mp 鍦�锛屽鍦� b 鍜� c 鎵€绀�銆�
(3)鍒楀姏娉曟柟绋�
7
(a)鍩烘湰楂旂郴 (b)M1 鍦�(m) (c) Mp 鍦�(kN.m)
01111
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?? 锛� EIp
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(5)姹傛湭鐭ラ噺 X1锛� kNX 5.121
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(6)浣� M 鍦�锛屽鍦�(d)銆�
5. 瑭︾敤褰庣煩鍒嗛厤娉曡▓绠楀湒 3-5 鎵€绀哄墰鏋�锛屽苟绻埗褰庣煩鍦� M銆�
鍦� 3-5
绛�: (1) 瑷堢畻鍒嗛厤绯绘暩(sh霉)鍜屽浐绔綆鐭�
22.0
5.132424
5.13
39.0
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24
39.0
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