Claims (3)
一種氣動工具輔助把手，係接設於一氣動工具上，該氣動工具設有一扳機，該輔助把手包括：一把手，接設於該氣動工具，該把手內部設有一容室，且該把手之前端設有一開口與該容室相通，以及，該把手上設有一第一氣口、一第二氣口與一第三氣口，該第一、第二及第三氣口與該容室相通，其中該第一氣口受該氣動工具之該扳機控制而為啟閉；一套管，係設置於該把手之該容室內，且可於一第一位置與一第二位置之間移動，該套管在其徑向上設置有貫穿管壁之一第一連通孔與一第二連通孔，該套管受自該第一氣口注入的氣體推動而位於該第一位置；一第一頂抵件，設置於該把手之該容室內，該第一頂抵件頂推該套管往該第二位置移動；一頂桿，係穿設於該套管中，且可於一第三位置與一第四位置之間移動，該頂桿之一前端穿出該把手之該開口；一第二頂推件，設置於該把手之該容室內，該第二頂抵件頂推該頂桿往該第三位置移動；以及一壓板，係樞接於該把手之該前端而可於一下壓位置與一非下壓位置之間扳動，該壓板具有一壓制部與該頂桿之該前端接觸，且該壓制部於該壓板位於該下壓位置時推動該頂桿位移至該第四位置；藉此，利用觸壓該壓板至位於該下壓位置，以使該頂桿退移至該第四位置，且使該頂桿遮擋該套管之該第一連
通孔，該套管之該第二連通孔連通該第一氣口與該第三氣口，再由扳動該氣動工具之該扳機，以改變該第一氣口與該第三氣口之間的氣體流向。
A pneumatic tool auxiliary handle is connected to a pneumatic tool, the pneumatic tool is provided with a trigger, the auxiliary handle comprises: a handle connected to the pneumatic tool, the handle is internally provided with a chamber, and the handle is provided at the front end An opening is communicated with the chamber, and the handle is provided with a first air port, a second air port and a third air port, wherein the first, second and third air ports are in communication with the chamber, wherein the first air port Controlled by the trigger of the pneumatic tool for opening and closing; a sleeve is disposed in the chamber of the handle and movable between a first position and a second position, the sleeve being in the radial direction thereof Providing a first communication hole and a second communication hole penetrating through the wall, the sleeve being pushed by the gas injected from the first port to be located at the first position; a first abutting member disposed on the handle In the chamber, the first abutting member pushes the sleeve to move to the second position; a jack is disposed in the sleeve and is connectable between a third position and a fourth position Moving, a front end of one of the ejector pins passes through the opening of the handle; a second pushing member disposed in the chamber of the handle, the second abutting member pushing the jack to move to the third position; and a pressing plate pivotally connected to the front end of the handle Pulling between a pressing position and a non-pressing position, the pressing plate has a pressing portion contacting the front end of the jack, and the pressing portion pushes the jack to shift to the fourth when the pressing plate is in the pressing position Positioning; thereby, pressing the pressure plate to the lower pressing position to retract the jack to the fourth position, and causing the jack to block the first connection of the sleeve
a through hole, the second communication hole of the sleeve communicates with the first air port and the third air port, and the trigger of the pneumatic tool is pulled to change a gas flow direction between the first air port and the third air port .
如請求項1所述之氣動工具輔助把手，其中該把手包括有一握桿、一端蓋與一尾塞，該握桿上具有該第一氣口、該第二氣口與該第三氣口，且該握桿內部設有該容室，該端蓋設置於該握桿前端，且該端蓋具有該開口，該尾塞設置於該容室中且封蔽該容室之一端。
The pneumatic tool auxiliary handle according to claim 1, wherein the handle comprises a grip, an end cap and a tail plug, the grip having the first port, the second port and the third port, and the grip The chamber is internally provided with the chamber, the end cover is disposed at the front end of the grip, and the end cap has the opening, and the tail plug is disposed in the chamber and encloses one end of the chamber.
如請求項1所述之氣動工具輔助把手，其中該頂桿之身部設有一串流孔，該套管更包括有一第三連通孔，該第三連通孔與該頂桿之該串流孔維持相通。
The pneumatic tool auxiliary handle according to claim 1, wherein the body of the jack is provided with a flow hole, the sleeve further includes a third communication hole, the third communication hole and the flow hole of the plunger Maintain the same.