CN2863367Y - Multifunctional screwdriver - Google Patents

Abstract

A multifunction screwdriver comprises parts of a hand sank, assister bars, a hand sank cap, a tool bit connector, a middle axis, a housing, a convex elastic, a concave groove, a rotating shaft and a tool bit and the like, wherein the hand sank is provided the housing for depositing all kinds of spare tool bits, the hand sank is provided with two assister bars which utilize lever principle for labor-saving and power-assisted function while being hard to screw down object, which excellently realizes one tool bit with multiple usages that is one screwdriver can deal with unlocking and screwing down all kinds of screws problems. Based on the assister bars of obviously saving labor and power-assisted function can more fit less strength people using, the multifunction screwdriver has the characteristic of rational design, simple structure, convenient carrying and use and the like.

Description

A kind of multifunctional screw driver

Technical field

The utility model belongs to the improvement of utility screwdriver, and exactly, it is a kind of 2 assister bars that are equipped with on screw driver handle, is set to the multifunctional screw driver of 1 cavity in handle inside.

Background technology

Nowadays, the normal screws cutter normally is made up of 1 handle and 1 dual-purpose cutter head, for people are extensive use of.This screwdriver function singleness is twisted effort, for the article that contain the plurality of specifications screw socket, and obviously inconvenience.

Summary of the invention

The utility model is exactly that design and produce for the deficiency that overcomes above-mentioned prior art a kind of is equipped with 2 assister bars on screw driver handle, is set to the multifunctional screw driver of 1 cavity in handle inside.

The utility model structurally partly is made of handle, assister bar, handle cover, cutter head interface, axis, cavity, convex tendon, groove, rotating shaft and cutter head etc.One of feature is that described handle inside is set to 1 cavity, and symmetrical place respectively is provided with 1 groove on the handle, and the handle top is provided with 1 cutter head interface, and is connected with axis.Two of feature is that described assister bar is socket cap, is connected through the upper end of rotating shaft with the handle upper groove, and assister bar is easy to carry along crouching in groove at ordinary times.

What deserves to be explained is that the cavity of handle inside is used to deposit various standby driver bits.2 assister bars that are equipped with on the handle are to utilize the leverage principle, when supplying to be difficult to the article of tighten the screws, play laborsaving power-assisted effect.The utility model has the advantages that and can accomplish that " cutter is used " promptly use a screwdriver more, the unlatching that just can solve various different size type screws with tighten problem.Simultaneously, the obvious laborsaving power-assisted of assister bar is more suitable for the less people of strength and uses.Have characteristics such as reasonable in design, simple in structure, easy to carry.

Description of drawings

Fig. 1 is the utility model overall structure schematic diagram.Wherein, the 1st, handle, the 2nd, assister bar, the 3rd, handle cover, the 4th, cutter head interface, the 5th, axis, the 7th, convex tendon, the 8th, groove, the 10th, cutter head.

Fig. 2 to Fig. 5 is the utility model parts exploded views.Wherein, the 6th, cavity, the 9th, rotating shaft, the 11st, small size cross cutter head, the 12nd, large size one word cutter head, the 13rd, a small size word cutter head, other sequence number marks with Fig. 1.

Specific embodiments

Fig. 1 also is the utility model embodiment.Handle, handle cover are plastic pressure forming, and assister bar is a self-made components, and axis and various cutter head are general outsourcing piece, and be apparent by figure assembling and use after each parts is got all the ready, do not give unnecessary details in addition.

Claims (2)

1, a kind of multifunctional screw driver, constitute by parts such as handle (1), assister bar (2), handle cover (3), cutter head interface (4), axis (5), cavity (6), convex tendon (7), groove (8), rotating shaft (9) and cutter heads (10), it is characterized in that: described handle (1) inside is set to 1 cavity (6), and handle (1) is gone up symmetrical place and respectively is provided with 1 groove (8).

2, according to the described screwdriver of claim 1, it is characterized in that: described assister bar (2) is cylindric, and the upper end of the groove (8) on rotating shaft (9) and handle (1) is connected.

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