| 摘要 |
本发明系关于一种棘轮扳手，包含有：一本体，设有一容槽；一驱动件，设于该容槽中且沿外周面环设有一第一卡掣部；一制动件，系设于该容槽中且设有一与该第一卡掣部相卡掣之第二卡掣部，该第二卡掣部系可限制该驱动件之转动方向；一切换组件，可活动地设于该本体，包括一设于该容槽中之第一端部及至少一伸出该本体外而供操作之第二端部；一弹抵组件，一端设于该切换组件之第一端部、另一端与该制动件互相限位地相抵接，并弹顶该制动件朝向该第一卡掣部；一盖体，系套设于该驱动件且不相对转动地固定盖设于该本体之一侧；一定位机构，包括一第一定位部及一第二定位部，该第一及第二定位部其中一者设于该切换组件、另一者设于该盖体，该第一定位部包括一第一定位结构及一第二定位结构，该第二定位部包括一定位部件，藉由调整该切换组件能使该定位部件与该第一或第二定位结构相互定位并保持该制动件与该第一卡掣部相卡掣之位置。; a driving member, disposed in the receiving groove and formed with a first stuck portion around an outer circumferential surface; a restricting member, disposed in the receiving groove and formed with a second stuck portion engaging with the first stuck portion, the second stuck portion limiting a rotating direction of the driving member; a switching assembly, movably assembled on the body, including a first end portion disposed in the receiving groove and at least one second end portion disposed outside the body for operating; an elastic abutting assembly, including an end disposed on the first end portion of the switching assembly and another end limitingly abutting against the restricting member, and pushing the restricting member toward the first stuck portion; a cover body, assembling on the driving member and unrotatably covering on a side of the body fixedly; a positioning mechanism, including a first positioning portion and a second positioning portion, one of the first positioning portion and the second positioning portion disposed on the switching assembly and the other one disposed on the cover body, the first positioning portion including a first positioning structure and a second positioning structure, the second positioning portion including a positioning assembly, the positioning assembly positioned on the first or second positioning structure through adjusting the switching assembly and keeping a position where the restricting member engaging with the first stuck portion. |
