铰链约束受力图
![固定铰链支座受力分析,怎么确定约束反力的方向](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E956B908D5C1A158425D63D633AF1A8E635C5367D815E202A206FC2BF5AEF9D2FA0D14464199C702450BC7EF6392BE6D391E688EEE13ADC102A2F17F19FD5D69A736B03186AA1BE3D3417CAA44BD8E1F93)
固定铰链支座受力分析,怎么确定约束反力的方向
图片尺寸600x217![在图示结构中已知mqbl1l2l3bc处为铰链试求支座a处的约束力](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E90B98E85C3BE5BCADD6D99C263033616A0483B810F3FD10D7B4B14FB5D800DA7952B88AEAF2AE41FDB1A1627F9F5B5141E7A0EE48FBC0225834E1DFAEA82D7D8AB5D83B27CD9B2F6EA7FB70AFBF88A07A)
在图示结构中已知mqbl1l2l3bc处为铰链试求支座a处的约束力
图片尺寸890x1217![cd为绳,画出杆ab的受力图(主要是铰链的问题)](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83D006A6CC032EB54E97986A7AB2D0C9CC2B7A9F6D89F4E10C23A7C15013A6F015DCC17DEFD869E950F1FE9EC2477F995168E02E08E4507F819F25800C283029AF1E329434B21260CFC4F1ED2CEC20D345)
cd为绳,画出杆ab的受力图(主要是铰链的问题)
图片尺寸571x358![试求活动铰支座b的约束力.](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83B94783B237E905F46370854AE79D6462BE990BC77B6377272A9B2C3DEE5337B0AD3F29228A5E2AB0779A3D74590D5A4F5CE0E3B5901548350A689915687CE13B641D25C77EFF5358A561F8FC26557FD0)
试求活动铰支座b的约束力.
图片尺寸1663x1439![7 可动铰支座 例题 1.取梁ab为研究对象,解除约束,画出分离体. 2.](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83E66E8A228CEB2741DD9407988529EDA3EC8696774B17E8C84F63B31DD71902A457DB7CC3E67CF6BE8053074FC2A6899C186E1963EABF6A453E1E819E6ED38249CE16314CD17CEBCB36C83F5F867D35C6)
7 可动铰支座 例题 1.取梁ab为研究对象,解除约束,画出分离体. 2.
图片尺寸1080x810![理论力学:圆柱铰链约束,受力分析.](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83BA97200A69BF284DA89EA3CE0F2CBC8F1197FEF990409B5E560D67D3563A7608DE01C31DFBF00CD780177BF6878B3DB896D57FF8F9CEA910C90DD9AC5FD5078790B49A6BEE64F5280676AB00548A2018)
理论力学:圆柱铰链约束,受力分析.
图片尺寸559x502![cdb与ac在c处用铰链连接,已知平面内的作用力p,力偶m=pa,求a,b处约束](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83037C2BDDC7CB65BFA2E5850256BFCAB79CFA3FBAD198E2130690ABD021467034FF0C0F3B6DC8E0506BFA23E622AC030AC2267340C4F2778F23363087D4736955F2E7DE2515DB69DB18CE9006C43D1429)
cdb与ac在c处用铰链连接,已知平面内的作用力p,力偶m=pa,求a,b处约束
图片尺寸593x358![四种复合型柔性铰链的弯曲,拉伸及压缩刚度分析与应用](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E830CE7D63727CAC90A61823140DBB9F629161D036E293B74040701820D247B904E7849D3EDFDB973CAE71EB7AF0422FF5668A1B3F5CB1867574C9039E0E06BA91F4910F54EE144300DFB0F2BF1D0C55522)
四种复合型柔性铰链的弯曲,拉伸及压缩刚度分析与应用
图片尺寸463x675![链杆约束 返回 学习目标 杆件两端是铰(或固定铰支座),且两铰之间不](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73252C965B9BCFE4E42D16391C84241E13794527CAC23F5772D62DC794A3122E65CF5992BA8BE9CCD6E5F084C9E6CECF31FB94EBB2CE1C341F48A74E2925C17EB85C7C426BDF24AA2E4795FB0DD81EC6CE)
链杆约束 返回 学习目标 杆件两端是铰(或固定铰支座),且两铰之间不
图片尺寸1080x810![图示三角梯架a为固定铰支座b为活动铰链支座c为铰链以下所取分离体的](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73EECCF3A297F4D99ACF7D67BA6ED1F0EB59C953866AF320DAF11D2E6041734E5B142B6F83D621F07399A6DAFAF389EA6E09D71DB867F563FE39BEC6CB13F860EAA7D37AD0B57AFB5A8C0A527265E2AB01)
图示三角梯架a为固定铰支座b为活动铰链支座c为铰链以下所取分离体的
图片尺寸350x269![图所示为一简单的起重设备.ab和bc两杆在a,b,c三处用铰链连接.](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A7376B5F238E8EED195DBEBE53B3E1880530E3141F1026FB3ED8961E76884666EB601C8C78F79FDEAD1BE23ACB2207A93D0355A527390E1F15971789BE04D618502F0068781407AE39AA6ECD3D7FA84CA3F)
图所示为一简单的起重设备.ab和bc两杆在a,b,c三处用铰链连接.
图片尺寸442x800![图示结构的杆重不计,c为光滑铰链.试求固定端a处的约束反力.](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73AC9B5709A4F40C5BC87D9ABA1DB4B98F1621032D5CF6A0902AF9DD329DECE0D9D043F4887B5A4FA40190E48C173169567D170F7B8144EAB245EB831CE34B44E5BC66976D88B91EB938CBB7F27973EEAD)
图示结构的杆重不计,c为光滑铰链.试求固定端a处的约束反力.
图片尺寸314x182![§1-3 约束和约束力 a,二力构件 约束结构: 两端用光滑铰链与物体](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E832748FFB5FE02304DB10C85278182838C1D2CDDF902B4E361C70E4520CF39CE947BCD7B8B05526CADEBD06BDF45AD36B983E3A57D45316E6102A6873D801A84AFA9B86109E0AFDC9F89C7BB04F8056D05)
§1-3 约束和约束力 a,二力构件 约束结构: 两端用光滑铰链与物体
图片尺寸1080x810![四种复合型柔性铰链的弯曲,拉伸及压缩刚度分析与应用](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A731B0BEA673D76F840422E097B468D0F48F963040DC29727C328B3CFF2CEA6EC4844BF9999BECAEBEDE194A635321226B3DBFCDEBC66B6047511A9BC39D09402678632FF134E66490BDCD7F821131581E8)
四种复合型柔性铰链的弯曲,拉伸及压缩刚度分析与应用
图片尺寸543x326![左边的是固定铰链支座,因为方向未知,所以约束力可以用一对正交力](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83E384F5373541CB32B86245789A291C0B71B9C51808639E5003E5F5631546AC567600C9C68F9696140840B05C2E934375D852002418558C893B30280758CCCC13EDF60EFD7AC118C6678E539441F306F3)
左边的是固定铰链支座,因为方向未知,所以约束力可以用一对正交力
图片尺寸450x202![固定铰链支座 约束特点: 由上面构件1或2 之一与地面或机架固定而](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83C2AFE427990C9E2925DC4D956235DA634B2E114F3376DCAAA4747B4AE853CC052AB3D00056DC9A96436EE0ABD3110ACF0971E5E778DFB5262B48E997CA81A59ECA4352D803F76DEF0D3306D27096C78A)
固定铰链支座 约束特点: 由上面构件1或2 之一与地面或机架固定而
图片尺寸1080x810![理论力学,求铰链受力及弹簧弹力.](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E8399F8E404758CA86C0E4698580248DA983B5CDC80BFF658017E0564FC7080F27CFFF9C8E29DB73FCA639B5261ECB0C6B6F6433413ED0BAFE32AD67FD96DC206EBA1B08987E9CC6F6A3660EE490D461602)
理论力学,求铰链受力及弹簧弹力.
图片尺寸1943x1849![铰链受力分析,急,在线等!](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83667CE78631E2A69FE15436BBD89B93BD1239818C8A07CF077146DFB6AEE0D8B88BAE4D9282D5CCEB2A973CE409AE0F5AADAC77831FD4C3673030FCB3F57E7D87768A09B7121E81162F7D094E5517429E)
铰链受力分析,急,在线等!
图片尺寸349x449![活动铰链支座受力一定是垂直于支撑面吗](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73BEBCA8C0203FA11E5542524C4E33BFF2661B0F897698BB10AC8EE7A8A915DEB7B7797C434B156E92042BC0D3B0856F7506267D9C3950CD281C35E6C634393A38AB03DCDB26178C852D04F2EE138FDC94)
活动铰链支座受力一定是垂直于支撑面吗
图片尺寸768x1024![x1 x2 x1 x1 x1 多余约束的位置不唯一 殊途同归, 过犹不及!](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9FDEE9E7FA84D6D483EA60A0CAA8E6084356133BD8F87C12573DBC7910001253D870033C2D42AAA3D66526B729CF911343F417A81E5DA3AAEB2A5FCD312ADE409E9AA519F6D510C642FFDB799DD724095)
x1 x2 x1 x1 x1 多余约束的位置不唯一 殊途同归, 过犹不及!
图片尺寸1080x810