CN201136134Y - Novel dual-purpose screw driver - Google Patents

Abstract

The utility model relates to a novel dualpurpose screwdriver which is characterized in that the tool bar of a straight screwdriver is sleeved with a similarly cross-shaped screwdriver. The cross-shaped screwdriver becomes the straight screwdriver when the cross-shaped screwdriver moves upwards; the cross-shaped screwdriver is formed when moving the cross-shaped screwdriver downwards.

Description

The novel dual-purpose screwdriver

Affiliated technical field

The utility model relates to a kind of dual-purpose screwdriver.

Background technology

At present, the screwdriver that people use all is single, but must use Phillips screwdriver sometimes, then must use straight screwdriver sometimes, people are in when work, the exchange of these two kinds of screwdrivers of Chang Yinwei and wasting time, though also occurred dual-purpose screwdriver now, but result of use is all bad, the use hell to pay that has, and the service behaviour that has is too poor.

Summary of the invention:

Use screwdriver too single in order to overcome under the existing situation, the problem that hell to pay or service behaviour are too poor, the utility model provides a kind of novel two kinds of screwdrivers, and it is not only easy to use, and favorable working performance, increases work efficiency.

The scheme that its technical problem that solves the utility model adopts is: on the knife bar of general straight screwdriver, load onto a kind of device that is similar to the Phillips screwdriver shape, when this device falls, straight screwdriver has just become Phillips screwdriver, when this device moves up, Phillips screwdriver has just become straight screwdriver, has reached dual-purpose purpose.

The beneficial effects of the utility model are: easy to use, improved the utilization rate of screwdriver and the effect of working, and save material.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified

Fig. 1 is a longitudinal sectional drawing of the present utility model

Fig. 2 is a sectional view of the present utility model

Fig. 3 is the longitudinal sectional view of Philips screwdriver

Fig. 4 is the sectional view of Philips screwdriver

Among the figure 1, handle; 2, Shang Quan; 3, semicircle knife bar; 4, Xia Quan;

5, rotation silk seat; 6, Flathead screwdriver bar; 7, semicircle knife bar;

8, cross screw cutter head; 9, merge the cross screw cutter head that the back forms

The specific embodiment:

In Fig. 1,6. 1. handle link to each other with the Flathead screwdriver bar, in-line helical knife bar be with on 6. circle 2., down circle 4. with semicircle knife bar 3. and 7., 5. knife bar lower end 6. also has rotation silk seat.

3. and 7. in Fig. 2, Flathead screwdriver knife bar both sides 6. have semicircle knife bar, semicircle knife bar 3. and have cross helical cutter head 7. 8., they all by under enclose 4. and overlapping.After 2. and down 5. 4. circle move down along rotation silk seat last circle, just formed cross screw cutter head as shown in Figure 3 8., and the cross screw cutter head that forms after merging 9., at this moment Flathead screwdriver has just become Philips screwdriver, after 2. and down 5. 4. circle move up along rotation silk seat last circle, just expose the Flathead screwdriver bar, become Flathead screwdriver.

In Fig. 4, have only when 3. and 7. two semicircle knife bars combine, could form Philips screwdriver.

Claims (2)

1, a kind of novel dual-purpose screwdriver puts a kind of device of Philips screwdriver shape on the Flathead screwdriver knife bar, it is characterized in that: Philips screwdriver is enclosed within on the Flathead screwdriver knife bar.

2, novel dual-purpose screwdriver according to claim 1 is characterized in that: Philips screwdriver can move up and down at the Flathead screwdriver bar.

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