CN2756394Y

CN2756394Y - Multi function screw driver

Info

Publication number: CN2756394Y
Application number: CN 200420109679
Authority: CN
Inventors: 刘样庭
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-11-06
Filing date: 2004-11-06
Publication date: 2006-02-08
Anticipated expiration: 2014-11-06

Abstract

The utility model provides a multifunctional screwdriver which comprises a handle, a screwdriver clamp, screwdriver rods, etc., wherein one end of the screwdriver clamp is movably connected with one end of the handle. The screwdriver clamp and the handle can rotate in opposite direction. The other end of the screwdriver clamp is provided with a clamping opening which is used for installing different types of screwdriver rods. A snap ring is arranged between the screwdriver clamp and the handle. One end of the snap ring is axially provided with a plurality of clamping grooves along the screwdriver clamp. The snap ring is sheathed on a central shaft of the screwdriver clamp. The snap ring axially and freely moves along the screwdriver clamp, and but the snap ring can not rotate. The bottom of the clamping opening is provided with a magnet, and a pair of clamping pliers matched and used with the snap ring comprises clamping handles and clamping heads, wherein one pipe groove which is used for annularly coating lamping grooves is arranged in each clamping head. Clamping bulges matched and used with the clamping grooves are arranged inside each pipe groove. The pair of clamping pliers has the function that the outer pressure is applied to the snap ring to increase the rotary force of the screwdriver clamp. The utility model has the characteristics of simple structure, easy use, etc.

Description

Multifunctional screw driver

Technical field: the utility model relates to a kind of screwdriver.

Background technology: existing screwdriver roughly has two kinds, and a kind of is single function screwdriver, and as yi word pattern screwdriver, blossom type screwdriver, this screwdriver is made up of handle and knife bar two parts, the function dullness; Another kind is a multifunctional screw driver, knife bar three parts by handle, cutter card and some kinds of models are formed, the knife bar of this screwdriver is installed on the cutter card, can change the knife bar of different models according to the actual needs, diverse in function, but this screwdriver is directly to have an effect by handle, motionless phenomenon can often occur twisting, take very much hand strength, make troubles to the operator.

Summary of the invention: the purpose of this utility model is exactly to provide a kind of easy to operate multifunctional screw driver at above-mentioned situation.

The utility model comprises parts such as handle, cutter card and knife bar.One end of described cutter card and an end of handle flexibly connect, can rotate in opposite directions between cutter card and the handle, the other end of cutter card then is provided with the bayonet socket that is used to install all types of knife bars, between cutter card and handle, be provided with snap ring, to having several draw-in grooves, snap ring is socketed on the axis of cutter card one end of described snap ring along the cutter axis, and snap ring can be along the cutter axis to moving freely, but can not rotate, the bottom of described bayonet socket is provided with magnet.

Clamp that match and use with snap ring, comprise card handle and dop two parts, be provided with a tube seat that is used for encircling the bag draw-in groove in the dop, the card that being provided with in the tube seat matches with draw-in groove uses is protruding, the effect of clamp is exactly by applying external pressure to snap ring, increases the revolving force of cutter card.

The utlity model has characteristics such as simple in structure, easy to use.

Description of drawings:

Fig. 1, the utility model profile

Fig. 2, clamp profile

Fig. 3, dop A-A are to profile

1, handle 2, cutter card 3, snap ring 4, draw-in groove 5, bayonet socket

6, protruding 9, the hole clipping 10 of magnet 7, tube seat 8, card, snib

11, card handle 12, dop 13, knife bar

The specific embodiment: contrast Fig. 1 as can be known, the utility model comprises handle 1, cutter card 2, knife bar 13 etc., one end of cutter card 2 and an end of handle 1 flexibly connect, the other end of cutter card 2 is provided with the bayonet socket 5 that is used to lay knife bar 13, the bottom of bayonet socket 5 is provided with magnet 6, between cutter card 2 and handle 1, be provided with snap ring 3, described snap ring 3 is socketed on the axis of cutter card 2, snap ring 3 the insides are provided with magnet (not marking among the figure), can move axially at the effect lower edge of manpower cutter card 2, but can not be around the axis rotation of cutter card 2, one end of snap ring 3 has several draw-in grooves 4 vertically, the other end of snap ring 3 is provided with hole clipping 9, is provided with a snib 10 that matches and use with hole clipping 9 at the corresponding end of handle and snap ring in addition.

Contrast Fig. 2, Fig. 3 are as can be known, the clamp that match and use with snap ring 3, comprise card handle 11 and dop 12, be provided with a tube seat 7 that can encircle bag draw-in groove 4 in dop 12 the insides, be provided with the card protruding 8 that matches and use with draw-in groove 4 in tube seat 7 the insides, can make the snap ring rotation behind the clamp ring bag draw-in groove, thereby drive the rotation of cutter card, improve the rotary power of cutter card greatly, because the bayonet socket bottom is provided with magnet, the knife bar of various models can directly insert into, under the magnet effect, be fixed on the bayonet socket the inside, avoided present knife bar to need to fix by clamp.

Claims

1, a kind of multifunctional screw driver, comprise handle (1), cutter card (2), knife bar (13) etc., it is characterized in that an end of cutter card (2) and an end of handle (1) flexibly connect, the other end of cutter card (2) is provided with the bayonet socket (5) that is used to lay knife bar (13), the bottom of bayonet socket (5) is provided with magnet (6), between cutter card (2) and handle (1), be provided with snap ring (3), described snap ring (3) is socketed on the axis of cutter card (2), one end of snap ring (3) has several draw-in grooves (4) vertically, the other end of snap ring (3) is provided with hole clipping (9), be provided with a snib (10) that matches and use with hole clipping (9) at handle (1) and the corresponding end of snap ring (3) in addition, the clamp that match and use with snap ring (3), comprise card handle (11) and dop (12), be provided with a tube seat (7) that can encircle bag draw-in groove (4) in dop (12) the inside, be provided with the card protruding (8) that matches and use with draw-in groove (4) in tube seat (7) the inside.