Square tongue top and bottom rod mechanism and square tongue device for fingerprint code lock: Fid-Bau Portal

Square tongue top and bottom rod mechanism and square tongue device for fingerprint code lock

YANG LIKUA / XIN SUMEI / XU NA

The present invention relates to the field of code locks, and discloses a square tongue top and bottom rod mechanism for a fingerprint code lock. The mechanism comprises a square tongue block and a top and bottom rod assembly, wherein the top and bottom rod assembly comprises a square tongue block pushing piece, square tongue block pushing columns, top and bottom rods and top and bottom rod sliding columns, the square tongue block pushing piece penetrates through the corresponding hole position of a lock shell, a corresponding shaft column of the square tongue block pushing piece is embedded in the corresponding hole position of a square tongue block clutch outer shifting wheel shifting piece, and the square tongue block pushing piece is connected with the square tongue block; and the plurality of top and bottom rods penetrate through the corresponding hole positions of the lock shell and the end parts of the top and bottom rods are matched with the square tongue block pushing columns;and the plurality of top and bottom rod sliding columns are embedded in corresponding sliding grooves in the middle sections of the top and bottom rods. According to the mechanism, through the arrangement of the square tongue block pushing columns, the square tongue block pushing pieces and the top and bottom rod inclined sliding grooves, the top and bottom rods can quickly act and reduce the abrasion of the top and bottom rods.

本发明涉及密码锁领域。一种用于指纹密码锁的方舌天地杆机构，包括方舌块和天地杆组件；所述的天地杆组件包括方舌块推片、方舌块推柱、天地杆和天地杆滑柱；所述的方舌块推片穿过锁壳相应孔位，方舌块推片相应轴柱嵌合于方舌块离合外拨轮拨片相应孔位，并且方舌块推片与方舌块相连接；多个天地杆穿过锁壳相应孔位并且天地杆端部与方舌块推柱相配合；所述的多个天地杆滑柱嵌合于天地杆中段相应滑槽。该机构通过设置方舌块推柱、方舌块推片和天地杆斜滑槽使得天地杆迅速动作并且减少天地杆的磨损。

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