CN202169554U - Novel multipurpose screwdriver - Google Patents

Abstract

The utility model discloses a novel multipurpose screwdriver which belongs to tools and comprises a screwdriver handle and a screwdriver head. The novel multipurpose screwdriver is characterized in that on the basis of the original linear screwdriver, the part of the screwdriver close to the end tip is designed in a three-dimensional trapezoidal shape; and the point end of the screwdriver head is in a linear shape. Compared with the existing screwdriver, the novel multipurpose screwdriver can be used for mounting linear-shaped and cross screws simultaneously.

Description

The novel multi-use screwdriver

Affiliated technical field:

The utility model relates to a kind of hand tools, especially can be common to the multi-purpose screwdriver of multiple model screw.

Background technology:

As everyone knows, screwdriver is one of very important instruments of labour in people's life and work.But in the prior art, the normal screws cutter only can singlely be used for corresponding " one " font or " ten " font when dismantling or loading screw.The trouble that not only in loaded down with trivial details work, exists the frequent change screwdriver to waste time and energy, and expend the cost of its tool production.

The utility model content:

Only can be used for screw and other some shortcomings of corresponding single notch to existing screwdriver, the utility model provides a kind of novel multi-use screwdriver, can realize that a kind of screwdriver is used for the versatility of multiple model screw.

The utility model solves the technical scheme that its technical problem adopted: this novel multi-use screwdriver; It has the cutter head of handle of a knife and flat; Characteristics are; On existing " one " font driver bit architecture basics, be provided with a three-dimensional trapezoidal protrusion at its former knife-edge part, then projection will work as the new edge of a knife former edge of a knife of generation of novel multi-use screwdriver here.

The beneficial effect of the utility model is that the cutter head of this screwdriver is " one " font, can be as having the screw that " one " font screwdriver is used for " one " font recess now; And owing to the narrower trapezoidal design of its edge of a knife front end, can it be stretched into the recess of " ten " font screw again, contact with the formation of recess inwall; Do not produce the power of outwards trying to shirk responsibility; Conveniently be used for the loading and unloading of " ten " font screw or fastening, therefore, this novel multi-use screwdriver can be common to the screws of the different sizes with " ten " word different model of " one " word; Change the trouble of instrument when removing work from, also practiced thrift production cost.It is easy to use, and is simple in structure, with low cost, has also improved operating efficiency, is beneficial to and applies.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Fig. 1 is the planar elevation view of the utility model.

Fig. 2 is the three-dimensional view of novel multi-use screwdriver.

1. screwdriver handle of a knifes among the figure, 2. driver bit, the 3. screwdriver edge of a knife, 4. three-dimensional trapezoidal protrusion.

The specific embodiment

Characteristic, technological means and the specific purposes that can reach, function for further understanding the utility model describe in further detail the utility model below in conjunction with the accompanying drawing and the specific embodiment.

Referring to Fig. 1, Fig. 2, this Multifunction screwdriver has screwdriver handle of a knife (1), driver bit (2), the screwdriver edge of a knife (3), three-dimensional trapezoidal protrusion (4).The structure of it and existing screwdriver is basic identical; Difference is; The edge of a knife (3) in driver bit (2) locates to be provided with a three-dimensional trapezoidal protrusion (4), also can three-dimensional trapezoidal shape be burnished and fabricated in the former edge of a knife (3), and is identical with the above three-dimensional trapezoidal protrusion (4) effect.

In sum, the utility model novel multi-use screwdriver is simple to operate, and structure is ingenious, and whole handle of a knife (1) and the cutter head (2) that is provided with three-dimensional trapezoidal (4) can the time processing moulding, and manufacture craft is very simple.

The above instance has only been expressed a kind of embodiment of the utility model; It describes comparatively concrete and detailed, but can not therefore be interpreted as that the restriction to the utility model scope, this example description do not limit its protection domain; Those skilled in the art can also carry out the part to it and change; The short of spirit that exceeds this patent all is regarded as the equal replacement to this patent, all within the protection domain of this patent.

Claims (1)

1. novel multi-use screwdriver that the tip is " one " font, it has handle of a knife (1) and cutter head (2), it is characterized in that: the edge of a knife (3) of driver bit (2) is provided with a three-dimensional trapezoidal protrusion (4), and promptly cutter head (2) proximal head partly is three-dimensional trapezoidal design.

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