CN2633521Y

CN2633521Y - Novel screw driver

Info

Publication number: CN2633521Y
Application number: CN 03207024
Authority: CN
Inventors: 冯喆
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-08-04
Filing date: 2003-08-04
Publication date: 2004-08-18
Anticipated expiration: 2013-08-04

Abstract

The utility model relates to a novel screw driver, belongs to the manual knife with fixed blade technical field of manual cutting tool of other unit of shaping subsection of operation and transporting section according to IPC. The objective of the utility model is to provide a novel screw driver which is used not only as a flat head screw driver but also as a raised head screw head driver. The novel screw driver comprises a connecting block, a driver rod, a driver shank, a back handle, a flat head, and a raised head. The utility model is characterized in that: a lower cross location of the flat head is magnetically positioned on a cross groove of the connecting block, a lower cross location of the raised head is magnetically positioned on a cross groove of the connecting block, and the lower location of the connecting block is attached on the upper location of the driver rod. The utility model has widespread use, simple manufacture and popularization.

Description

Novel screwdriver

(1) technical field:

The utility model relates to novel screwdriver, divides by International Patent Classification (IPC) (IPC) to belong to operation, Department of Transportation, moulding branch, hand cutting tool, cut off big class, other class hand-held cutting tool group not to be covered has the hand knife technical group field of fixed blade.

(2) background technology:

At present, the technology about hand knife group that fixed blade is arranged existing and that once had was all done very fruitful effort to the demand of novel screwdriver, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China on the 23rd October in 2002 by Wu Yuewei, Granted publication is CN2517553Y, China Patent No. (ZL) is: No. 02215058.7 utility model patent title is the utility model patent of " heavy cutter ", the technical scheme that is adopted.Technical elements in the hand knife group that fixed blade is arranged is a routine of great value invention, and it has solved the technical problem that just can change blade without instrument rapidly effectively.But still have some deficits, it also is difficult to solution can work as flathead screwdriver, also can work as the technical problem of fresh idea screwdriver.

(3) summary of the invention:

The purpose of this utility model is to provide a kind of novel screwdriver.Can work as flathead screwdriver to solve, also can work as the technical problem of fresh idea screwdriver.

The novel screwdriver that the new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that this utility model is mainly by contiguous block, knife bar, handle of a knife, back handle, tack, fresh idea formation.Its major part knife bar, handle of a knife, back are being selected for use by market.Its contiguous block is the cylindrical shape of band cross recess, is material with magnet, through the casting processing and manufacturing.Its tack is the cross shape of tack projection, is material with iron, through the casting processing and manufacturing.Its fresh idea is the cross shape of wounded in the battle head projection, is material with iron, through the casting processing and manufacturing.

In shape, structure and combination thereof, the total essential features of novel screwdriver of the present utility model and immediate prior art is: the flush end position of back handle is threaded in the back-end location of handle of a knife, the front position of handle of a knife is welded on the lower end position of knife bar, be combined into the integrative-structure of awl shape, function has been the effect of holding.In shape, structure and combination thereof, the novel screwdriver of the present utility model technical characterictic different with immediate prior art is: cross position, the lower end magnetic force of tack is installed in the cross recess position of contiguous block, the lower end position of contiguous block is pasted the upper end position that is connected knife bar, be combined into the bascule of the stock shape of band projection, function has been the effect when flathead screwdriver.Cross position, the lower end magnetic force of fresh idea is installed in the cross recess position of contiguous block, and the lower end position of contiguous block is pasted the upper end position that is connected knife bar, is combined into the bascule of the stock shape of band projection, and function has been the effect when the fresh idea screwdriver.So just realized that novel screwdriver of the present utility model solves and to have worked as flathead screwdriver, also can work as the purpose of the technical problem of fresh idea screwdriver.

The beneficial effect of the novel screwdriver of utility model is that the utility model is to solve to work as flathead screwdriver, and the technical scheme that technical problem adopted that also can work as the fresh idea screwdriver has been compared two place's advantage and improvement with existing with the technology about hand knife group that fixed blade is arranged that once had:

First, because cross position, the lower end magnetic force that has designed tack in the technical scheme of novel screwdriver of the present utility model is installed in the cross recess position of contiguous block, the lower end position of contiguous block is pasted the upper end position that is connected knife bar, be combined into the bascule of the stock shape of band projection, so easier solution is when the technical problem of flathead screwdriver.

Second, because cross position, the lower end magnetic force that has designed fresh idea in the technical scheme of novel screwdriver of the present utility model is installed in the cross recess position of contiguous block, the lower end position of contiguous block is pasted the upper end position that is connected knife bar, be combined into the bascule of the stock shape of band projection, so easier solution is when the technical problem of fresh idea screwdriver.

(4) description of drawings:

Accompanying drawing provides the structural representation of novel screwdriver of the present utility model:

Fig. 1: the overall structure schematic diagram that is novel screwdriver of the present utility model:

Fig. 2: the tack structural representation that is novel screwdriver of the present utility model:

Fig. 3: the fresh idea structural representation that is novel screwdriver of the present utility model:

The label declaration of parts in the schematic diagram:

1 contiguous block, 2 knife bars, 3 handle of a knifes

4 backs are 5 tack, 6 fresh ideas

(5) specific embodiment:

Below in conjunction with accompanying drawing, can work as flathead screwdriver to novel screwdriver of the present utility model for realize solving, the optimal way that also can work as the technical scheme that the technical problem of fresh idea screwdriver takes is described further:

Its static structure: please join accompanying drawing: as shown in the figure, novel screwdriver of the present utility model mainly by contiguous block 1, knife bar 2, handle of a knife 3, back 4, tack 5, fresh idea 6 constitutes.Its major part knife bar 2, handle of a knife 3, back are selected for use 4 by market.Its contiguous block 1 is the cylindrical shape of band cross recess, is material with magnet, through the casting processing and manufacturing.Its tack 5 is cross shapes of tack projection, is material with iron, through the casting processing and manufacturing.Its fresh idea 6 is cross shapes of wounded in the battle head projection, is material with iron, through the casting processing and manufacturing.

In shape, structure and combination thereof, the total essential features of novel screwdriver of the present utility model and immediate prior art is: the back is threaded in 4 flush end position the back-end location of handle of a knife 3, the front position of handle of a knife 3 is welded on the lower end position of knife bar 2, be combined into the integrative-structure of awl shape, function has been the effect of holding.In shape, structure and combination thereof, the novel screwdriver of the present utility model technical characterictic different with immediate prior art is: cross position, the lower end magnetic force of tack 5 is installed in the cross recess position of contiguous block 1, the lower end position of contiguous block 1 is pasted the upper end position that is connected knife bar 2, be combined into the bascule of the stock shape of band projection, function has been the effect when flathead screwdriver.Cross position, the lower end magnetic force of fresh idea 6 is installed in the cross recess position of contiguous block 1, and the lower end position of contiguous block 1 is pasted the upper end position that is connected knife bar 2, is combined into the bascule of the stock shape of band projection, and function has been the effect when the fresh idea screwdriver.

Below by using method, further set forth the dynamic structure relation of this practical novel screwdriver: in use, when needs use flathead screwdriver, according to physical principle, at first pick up tack 5, the cross recess of aiming at contiguous block 1 then inserts, and uses then, thereby finishes the task of using flathead screwdriver.

In use, when needs use the fresh idea screwdriver, according to physical principle, at first pick up fresh idea 6, the cross recess to difficult contiguous block 1 inserts then, uses then, thereby finishes the task of using the fresh idea screwdriver.So just realized that novel screwdriver of the present utility model solves and to have worked as flathead screwdriver, also can work as the purpose of the technical problem of fresh idea screwdriver.

Realize that preferred plan of the present utility model is is material with iron, utilize the basic equipment of cutter factory, take to produce by batch in a small amount,, so just can realize the practical value and the economic worth of novel screwdriver of the present utility model better with the demand of supply daily life.

Claims

1. novel screwdriver, it is contiguous block (1), knife bar (2), handle of a knife (3), back (4), tack (5), fresh idea (6) to be made of, the flush end position of its back handle (4) is threaded in the back-end location of handle of a knife (3), the front position of handle of a knife (3) is welded on the lower end position of knife bar (2), it is characterized in that: cross position, the lower end magnetic force of tack (5) is installed in the cross recess position of contiguous block (1), and the lower end position of contiguous block (1) is pasted the upper end position that is connected knife bar (2).

2. novel screwdriver according to claim 1 is characterized in that: cross position, the lower end magnetic force of fresh idea (6) is installed in the cross recess position of contiguous block (1), and the lower end position of contiguous block (1) is pasted the upper end position that is connected knife bar (2).