CN201889743U

CN201889743U - Screwdriver

Info

Publication number: CN201889743U
Application number: CN2010205990185U
Authority: CN
Inventors: 叶琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-10
Filing date: 2010-11-10
Publication date: 2011-07-06
Anticipated expiration: 2020-11-10

Abstract

A screwdriver comprises a handle and a plurality of cutter arbors. The handle and the cutter arbors are equal in length, the top of the handle is fixedly connected with a sleeve corresponding to one cutter arbor, a fixing bolt is arranged on the side surface of the sleeve, the cutter arbors are provided with a linear tool bit, a cross tool bit and a hexangular tool bit respectively, the handle adopts a hollow structure, a shield is arranged at the tail end of the handle, a round concave surface is formed at the bottom of the shield, a magnet block is arranged on the concave surface, a rectangular groove is formed on the surface of the handle, two side surfaces of the inner top end of the groove are perpendicularly connected with a rotating shaft, and a supporting rod is connected to the rotating shaft. Compared with the prior art, the screwdriver has the advantages that the screwdriver is easy to carry, can be applicable to different screws at the same time, and saves time in turning.

Description

A kind of screwdriver

Technical field the utility model relates to a kind of machine tool.

Background technology is well-known, screwdriver is one of frequent machine tool that uses of people, present screwdriver is owing to defective on the 26S Proteasome Structure and Function, use very inconvenience, for example: twist a word, cross, screw that hexagonal is different sometimes, this just needs several different screwdrivers, carries very inconvenient; The screw that utilizes screwdriver to back out is very little, loses easily, seeks very inconvenient; Some screw because get rusty or install very tight, present screwdriver is held mode and is twisted and waste time and energy; The cutter head of screwdriver is exposed outside, damages easily.

It is a kind of easy to carry that the summary of the invention the purpose of this utility model is to provide, and is suitable for different screws simultaneously, reverses the labour-saving screwdriver.

The utility model comprises handle and knife bar, handle and knife bar equal in length, the affixed sleeve pipe corresponding in the top of handle with knife bar, the side of sleeve pipe is provided with set bolt, knife bar is a plurality of, be respectively a word, cross, hexagonal cutter head, handle is a hollow structure, be provided with door at its end, round concave surface is offered in the bottom of door, and the place is provided with magnet piece at concave surface, rectangular recess is offered on surface at handle, inner tip two sides at groove vertically connect turning cylinder, and pole is connected with turning cylinder, and described pole can place in the groove fully.

The utility model when needing to twist the screw of different model, can be selected different knife bars in use, in the terminal insertion of knife bar sleeve pipe, utilizes set bolt to fix, and gets final product the turn of the screw nail, need not to change screwdriver, and is very convenient; When carrying, a plurality of different knife bars are put into the cavity of handle inside, not only easy to carry, and reduce injury; The user can utilize the magnet piece of door bottom to adsorb the screw that screws down, in order to avoid screw is lost, influences work; Run into and get rusty or during the very tight screw of installing, the pole in the groove can be screwed out, increase moment, can laborsavingly back out screw.

The utility model compared with prior art has following advantage: novel structure, easy to use, simple to operate, time saving and energy saving, increase work efficiency, and be easy to carry, reduce injury.

Description of drawings Fig. 1 is a three-dimensional simplified schematic diagram of the present utility model.

The specific embodiment is in the three-dimensional simplified schematic diagram of a kind of screwdriver shown in Figure 1, handle 1 and knife bar 2 equal in length, the affixed sleeve pipe corresponding 3 in the top of handle with knife bar, the side of sleeve pipe is provided with set bolt 4, knife bar is a plurality of, be respectively a word, cross, the hexagonal cutter head, handle is a hollow structure, be provided with door 5 at its end, round concave surface is offered in the bottom of door, is provided with magnet piece 6 at the concave surface place, offer rectangular recess 7 on the surface of handle, inner tip two sides at groove vertically connect turning cylinder 8, and pole 9 is connected with turning cylinder, and pole can place in the groove fully.

Claims

1. screwdriver, comprise handle and knife bar, it is characterized in that: handle and knife bar equal in length, the affixed sleeve pipe corresponding in the top of handle with knife bar, the side of sleeve pipe is provided with set bolt, knife bar is a plurality of, be respectively a word, cross, hexagonal cutter head, handle is a hollow structure, is provided with door at its end, and round concave surface is offered in the bottom of door, the place is provided with magnet piece at concave surface, rectangular recess is offered on surface at handle, vertically connects turning cylinder in the inner tip two sides of groove, connects pole on the turning cylinder.