CN211728976U - Screwdriver - Google Patents

Abstract

The utility model provides a screwdriver, including the tool bit, cutter arbor and handle, the cutter arbor is the cylindrical body of rod, the tool bit is located cutter arbor one side, one side that the cutter arbor kept away from the tool bit is connected with the handle, one side that the cutter arbor kept away from the tool bit is equipped with a pivot, the axial of pivot is mutually perpendicular in cutter arbor length direction, the handle is the columnar body, the handle front portion is equipped with rectangular shape mounting groove, the mounting groove is radially arranged along the handle, the groove width and the cutter arbor phase-match of mounting groove, the mounting groove front side extends to the handle front side, the mounting groove rear side extends handle length direction middle part, the mounting groove tank bottom is 90 contained angles with the mounting groove rear side, one side that the cutter arbor length direction kept away from the tool bit extends into the mounting groove from the mounting groove front side and pastes in the tank bottom, the cutter. The cutter bar can rotate 90 degrees, and the defect that a traditional screwdriver is labor-consuming to use or a screw at a special position is not easy to screw is overcome.

Description

Screwdriver

Technical Field

The utility model relates to a screwdriver.

Background

The screwdriver is an indispensable tool for people to daily house and work at present, but in the use process, people can only hold the handle of holding, and because the limited arm of force of handle diameter is shorter, to people of different ages, for example child, old man, it is very arduous to use. And some machines have screws with special positions and large depths, and the common screwdriver rod is too short to extend into the machine for use and is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a screwdriver is provided, its cutter arbor can rotate 90, solves traditional screwdriver and uses the difficult shortcoming of twisting of the screw of hard or special position.

In order to solve the technical problem, the utility model provides a screwdriver, which comprises a screwdriver head, a screwdriver rod and a handle, wherein the screwdriver rod is a cylindrical rod body, the screwdriver head is positioned at one side of the length direction of the screwdriver rod, which is far away from the screwdriver head, is connected with the handle, one side of the length direction of the screwdriver rod, which is far away from the screwdriver head, is provided with a rotating shaft, the axial direction of the rotating shaft is vertical to the length direction of the screwdriver rod, the handle is a columnar body, one side of the length direction of the handle, which is close to the screwdriver head, is front, one side of the length direction of the handle is rear, the front part of the handle is provided with a long strip-shaped mounting groove, the mounting groove is arranged along the radial direction of the handle, the groove width of the mounting groove is matched with the screwdriver rod, the front, the cutter arbor rear side supports with the mounting groove rear side mutually and leans on, corresponds pivot department in the cutter arbor position and is equipped with the chamber that holds that is used for installing the pivot, and the pivot is located and is held in the chamber.

For the sake of simple explanation, the screwdriver of the present invention is simply referred to as the present screwdriver in the following.

The screwdriver has the advantages that: this screwdriver is as good as when normal use with conventional screwdriver, is as follows from the same place when meetting the great screw of tightening torque, perhaps when the darker conventional screwdriver cutter arbor length in screw position was not enough, revolves the rotatory 90 of axle with this screwdriver's cutter arbor, and the handle is horizontal this moment, and the arm of force increases to it is more laborsaving, simultaneously, because when the handle is horizontal, the partial length that the cutter arbor exposes the handle becomes long, thereby can carry out dismouting operation to the screw that the position is darker.

Drawings

Fig. 1 is a schematic structural view of the screwdriver.

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a cross-sectional view of the screwdriver shank rotated 90.

Detailed Description

Referring to fig. 1-3, a screwdriver comprises a screwdriver head 2, a screwdriver rod 1 and a handle 3, wherein the screwdriver rod 1 is a cylindrical rod body, the screwdriver head 2 is positioned on one side of the length direction of the screwdriver rod 1, one side of the screwdriver rod 1, which is far away from the screwdriver head 2, is connected with the handle 3, one side of the screwdriver rod 1, which is far away from the screwdriver head 2, is provided with a rotating shaft 4, the axial direction of the rotating shaft 4 is vertical to the length direction of the screwdriver rod 1, the handle 3 is a cylindrical body, one side of the handle 3, which is close to the screwdriver head 2, is a front side, and one side of the handle, which is far away from the screwdriver head 2, is a rear side, the front part of the handle 3 is provided with a long strip-shaped installation groove 31, the installation groove 31 is radially arranged along the handle 3, the groove width of the installation groove 31 is matched, one side that tool bit 2 was kept away from to 1 length direction of cutter arbor stretches into in mounting groove 31 and pastes in the tank bottom from the mounting groove 31 front side, and 1 rear side of cutter arbor supports with the mounting groove 31 rear side mutually and leans on, corresponds 4 departments of pivot in the cutter arbor 1 position and is equipped with the chamber that holds that is used for installing pivot 4, and pivot 4 is located and is held in the chamber.

The screwdriver has the advantages that: this screwdriver is as good as when normal use with conventional screwdriver, is as follows from the same place when meetting the great screw of tightening torque, perhaps when the darker conventional screwdriver cutter arbor of screw position 1 length is not enough, revolves 4 rotatory 90 of the cutter arbor of this screwdriver, 3 horizontal handles this moment, the arm of force increases to it is more laborsaving, simultaneously, because 3 horizontal handles, cutter arbor 1 exposes the partial length of handle 3 and lengthens, thereby can carry out the dismouting operation to the darker screw in position.

Claims (1)

1. The utility model provides a screwdriver, includes tool bit, cutter arbor and handle, and the cutter arbor is the cylindrical body of rod, and the tool bit is located cutter arbor length direction one side, and one side that the tool bit was kept away from to cutter arbor length direction is connected its characterized in that with the handle: one side that cutter arbor length direction kept away from the tool bit is equipped with a pivot, the axial of pivot be perpendicular in cutter arbor length direction mutually, the handle is the columnar body, it is preceding to establish one side that handle length direction is close to the tool bit, one side of keeping away from the tool bit is the back, the handle front portion is equipped with rectangular shape mounting groove, the mounting groove is radially arranged along the handle, the groove width and the cutter arbor phase-match of mounting groove, the mounting groove front side extends the handle front side, the mounting groove rear side extends handle length direction middle part, the mounting groove tank bottom is 90 contained angles with the mounting groove rear side, one side that the cutter arbor length direction kept away from the tool bit extends the mounting groove in and pastes in the tank bottom from the mounting groove front side, the cutter arbor rear side supports with the mounting groove rear side mutually, it is equipped with the chamber.

Images