Combined type internal hexagonal wrench

The invention relates to the technical field of wrenches, and discloses a combined type internal hexagonal wrench. The combined type internal hexagonal wrench comprises at least three groups of internal hexagonal wrench heads (1), the plurality of groups of internal hexagonal wrench heads (1) are co...

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Bibliographic Details
Main Author LEI JINRONG
Format Patent
LanguageChinese
English
Published 28.05.2021
Subjects
HAND TOOLS
MANIPULATORS
PERFORMING OPERATIONS
PORTABLE POWER-DRIVEN TOOLS
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING
TRANSPORTING
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Summary:The invention relates to the technical field of wrenches, and discloses a combined type internal hexagonal wrench. The combined type internal hexagonal wrench comprises at least three groups of internal hexagonal wrench heads (1), the plurality of groups of internal hexagonal wrench heads (1) are coaxially arranged in a sleeved mode in sequence according to the size, the combined type internal hexagonal wrench further comprises a screwing seat (2) which is fixedly connected with the internal hexagonal wrench head (1) which is located on the outermost side and a sleeve (3) which is in threaded connection with the screwing seat (2), a round boss (4) is arranged at one end, close to the interior of the sleeve (3), of each inner hexagonal wrench head (1) located in the middle, each inner hexagonal wrench head (1) located in the middle is in butt joint with a movable rod (5), each round boss (4) is further connected with a baffle ring (6), and a spring (7) is connected between the baffle rings (6) and the tighteni
Bibliography:Application Number: CN202011640738