CN2176878Y

CN2176878Y - automatic impact driver

Info

Publication number: CN2176878Y
Application number: CN 93241572
Authority: CN
Inventors: 林昌朗
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-08-09
Filing date: 1993-10-20
Publication date: 1994-09-14
Anticipated expiration: 2003-10-20

Abstract

An automatic impact screwdriver is composed of a hollow handle, a spring, an impact rod, a small spring, an action rod and a sleeve rod, which are sequentially arranged in the hollow handle, and features that the front end of said sleeve rod passes through said handle for sleeving screwdriver head, and the action rod is eccentrically arranged in said handle and has its front and back ends respectively against said sleeve rod and impact rod.

Description

Automatic impacting bottle opener

The utility model is about a kind of bottle opener, especially refer to the in addition innovative design of a kind of structure at bottle opener, and can produce an impulsive force automatically by the inside of handle body when making its spinning screw, promote bottle opener by this to use effect, so that the Automatic impacting bottle opener of its more realistic user demand.

The bottle opener of commonly using is a kind of for revolving the laborsaving instrument that the lock screw uses, its structure generally can cooperate an end with screwdriver head to constitute for the handle body that grips by one, and the end shape of screwdriver head is also looked the use needs, and multiple different types such as a word, cross are arranged, can be during use by the head recess (its shape has number of different types such as a word or cross) of this screwdriver head end to going into screw, change screwdriver head, screw via handle body rotating band again, to reach the laborsaving effect that screws or unscrew screw.

Though the aforementioned screwdriver structure of commonly using can provide the effect of revolving the lock screw, yet its use still has not desirable part to the greatest extent, especially for unscrewing lock when establishing screw tighter or more of a specified duration, the puzzlement that is difficult for unscrewing is often arranged, inadequate afterburning turn-knob is more normal to cause collapsing of screw head recess damaged bad.To this difficult problem, being familiar with revolving the professional who locks screw now mostly utilizes a hammer to cooperate bottle opener to use jointly, its mode of operation is when the bottle opener turn is obstructed, one side is knocked the bottle opener end with hammer, one side turn bottle opener impacts the purpose that the application of force that cooperates turn-knob reaches tight lock screw or unscrews tight lock screw by this.Though aforementioned manner can overcome the puzzlement that the screw lock is established, yet need when using to hold bottle opener and hammer carries out with the both hands branch because of it, so operation has much difficulty, non-common people can be competent at easily, and with hammer knock bottle opener except easily make bottle opener terminal impaired, strike and also easily cause when inclined to one side collapsing of screw head recess to lack to destroy, so still do not close in practicality to the greatest extent.

In view of screwdriver structure does not now close in practicality required and have above-mentioned shortcoming to exist yet to the greatest extent, the purpose of this utility model is in order to overcome aforementioned drawback effectively, a kind of Automatic impacting bottle opener of innovation structure is provided, and structure makes bottle opener can impact screw simultaneously automatically when revolving the lock screw by this, to reach the effect of promoting the screw threads lock.

The purpose of this utility model is realized by following technical scheme.A kind of Automatic impacting bottle opener, the inside of empty therein handle body are sequentially provided with members such as spring, impact pole, little spring, actuating strut and fit bar, and make the front end of fit bar can pass the handle body for the socket screwdriver head, it is characterized in that:

Aforementioned handle body can by interior be the body and the common riveted of forward and backward body of hollow form or screw togather form, wherein body and within it the wall appropriate location be provided with flange, and make the front end face of flange be formed with a guiding incline, its rear end then is formed with a vertical retaining edge;

The fit bar is a slightly T-shaped stock, and its rear end is formed with than the bulge loop greater than front end;

Actuating strut be for can cooperate little spring to be arranged at handle body inside, and is eccentric state at ordinary times, and its front end abuts against in the rear end of fit bar bulge loop, and the rear end then is pressed against impact pole one side, and the stage casing appropriate location of this actuating strut is formed with a guiding incline in addition again;

Impact pole is a column, and offers a central channel in the front end centre, and its rear end is compressed by a spring then; By this structure actuating strut after move suitable apart from the time, its guiding incline just and the guiding incline of inner body wall be abutted against correcting, and make the central channel of its end over against impact pole, and make impact pole moment be subjected to spring before push away the collision actuating strut, and provide the effect of automatic impact.

The purpose of this utility model can also further be realized by following technical scheme.Aforesaid Automatic impacting bottle opener, wherein said handle body is made of jointly interior body and the forward and backward body that is hollow form, and body offered perforation in the central before it was described, and perforation is pre-small post-large shape, and was formed with a retaining edge at large and small hole intersection; Be hollow in the described body and be formed with a ring flange at the inwall appropriate location, the front end of flange is that a guiding incline rear end then is a vertical retaining edge; Described back body then has a groove in the central.

To be the square-section connect combination for screwdriver head with the square sleeve borehole jack of its rear end for aforesaid Automatic impacting bottle opener, the front end of wherein said fit bar, and the retaining edge of body inwall before being limited to the bulge loop of its rear end when its group is established.

Compared with the prior art the utility model has tangible advantage and good effect.Comprehensive above-mentioned the technical solution of the utility model as can be known the utility model via the particular design of aforementioned bottle opener internal structure, can make bottle opener outside its basic function more with the effect of automatic impact, particularly by this structure can make bottle opener to revolve lock lighter, effective, can reach the intended purposes and the effect that are easier to revolve the lock screw, so the structure of commonly using bottle opener is more practical, really be one to have the new design of novelty, creativeness and practicality.

Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Fig. 1 is a stereochemical structure exploded view of the present utility model.

Fig. 2 is an internal structure cutaway view of the present utility model.

Fig. 3 is that the utility model is implemented schematic diagram.

Fig. 4 is the schematic diagram of another embodiment of the utility model.

Fig. 5 is the schematic diagram of the another embodiment of the utility model.

Below in conjunction with structure, feature and the effect of accompanying drawing detailed description according to the specific embodiment that the utility model proposes.

See also Fig. 1, shown in Figure 2, the utility model Automatic impacting bottle opener mainly cooperates members such as fit bar 2, actuating strut 3, little spring 4, impact pole 5, spring 6 and screwdriver head 7 to form jointly by handle body 1, wherein handle body 1 can be by the interior body that is hollow form 10 with forward and backward

body

11,12 common riveteds or screw togather and form, and members such as its spring 6, impact pole 5, little spring 4, actuating strut 3 and fit bar 2 then can be arranged at the inside of handle body 1 in regular turn again.

Preceding body 11 in the aforementioned handle body 1 is to offer perforation 13 in the central, and will bore a hole and 13 be pre-small post-large shape, and is formed with one at large and small hole intersection and keeps off edge 14; Be hollow in the body 10 and be formed with a ring flange 15 at the inwall appropriate location, the front end of flange 15 is that a guiding incline 16 rear ends then are a vertical retaining edge 17; 12 of back bodies have a groove 18 in the central.

Fit bar 2 is a slightly T-shaped stock, and its front end has the square-section can be for the square trepanning 70 sockets combination of screwdriver head 7 with its rear end, and fit bar 2 rear ends then form one in addition than the bulge loop 20 greater than front end; Actuating strut 3 is one by the front and back diameter body of rod decrescence, and the section place is formed with a suitable guiding incline 30 therein, and its rear end then can a sheathed taper little spring 4; 5 of impact poles are a column, and its front end centre also offers central channel 50, and the aperture of this central channel 50 is slightly equaled the diameter of actuating strut 3 ends.

During of the present utility model sub-portfolio, can the back body 12 groove 18 in inserting spring 6, and will back body 12 front ends and body 10 rear end riveteds or when screwing togather, the front end of spring 6 can be pressed against the rear end face of impact pole 5 just, and makes impact pole 5 front ends be resisted against retaining edge 17 places of body 10 inwall flanges 15 rear ends; Actuating strut 3 can be inserted by the opening part of body 10 front ends with little spring 4, and little spring 4 rear ends are abutted against in the guiding incline 16 of flange 15 front ends, actuating strut 3 back segments are pressed from both sides by the circle of little spring 4 front ends then, and making it in body 10, be eccentric state at ordinary times, its end then passes the central authorities of flange 15 and is pressed against a side of impact pole 5 front ends again; Fit bar 2 can be inserted by perforation 13 rear ends of preceding body 11, and makes its front end pass perforation 13 for

socket screwdriver head

7, and 20 of the bulge loops of its rear end can be limited to the retaining edge 14 in the perforation 13, break away from handle body 1 and fit bar 2 is unlikely; When body 10 front ends and preceding body 11 rear end riveteds or when screwing togather, bulge loop 20 rear ends of this fit bar 2 just can lean with the front end face of actuating strut 3 again.

Please consult again shown in Figure 3, can screwdriver head 7 corresponding screw 8 spinning when the utility model uses move after can making fit bar 2 because it is exerted pressure, and promote to force actuating strut 3, little spring 4 to press impact pole 5, spring 6 backward; And for example shown in Figure 4, when fit bar 2 press backward actuating strut 3 backward displacement one suitably apart from the time, the guiding incline 30 of actuating strut 3 will be abutted against mutually with the guiding incline 16 of body 10 inwall flanges 15, to make actuating strut 3 by the original eccentric state parallel state of correcting one-tenth and body 10 gradually by this, at this moment, actuating strut 3 ends also will be changed over over against the state of impact pole 5 central channels 50 by a side that compresses impact pole 5, to be subjected to suppressing energetically (as shown in Figure 5) of spring at this moment impact post 5, and make its central channel 50 along actuating strut 3 reaches, and the bottom land that makes its central channel 50 rear end face of percussion action bar 3 energetically, screwdriver head 7 power of impact automatically is provided by this, makes the lock that revolves of bottle opener more form light and reach, effective aim and effect; The utility model use can make actuating strut 3 revert to by the slight elastic force of little spring 4 and can supply the eccentric state of impact once more again, and the structure that provides a utmost point to be convenient to use.

Claims

1. An automatic impact screwdriver, in which a spring, an impact column, a small spring, an action rod, a fitting rod and other components are sequentially arranged inside the hollow handle body, and the front end of the fitting rod can pass through the handle body for A socket screwdriver head, characterized in that:

The aforementioned handle body can be formed by riveting or screwing together the hollow body and the front and rear sleeves, wherein the body is provided with a flange at an appropriate place on its inner wall, and a leading inclined surface is formed on the front end of the flange. a vertical flange is formed at its rear end;

The fitting rod is a slightly T-shaped long rod, and the rear end is formed with a larger convex ring than the front end;

The action rod can be arranged inside the handle body with a small spring, and is in an eccentric state at ordinary times. A guide slope is formed at an appropriate place in the middle section;

The impact column is a cylindrical body with a central groove at the center of the front end, and its rear end is pressed by a spring; by this structure, when the action rod moves back for an appropriate middle distance, its guide slope is just in line with the guide slope of the inner wall of the body. It is connected to the guide, and the end is facing the center groove of the impact column, and the impact column is instantly pushed forward by the spring to hit the action rod, so as to provide the effect of automatic impact.

2. The automatic impact driver according to claim 1, wherein the handle is composed of a hollow body and front and rear sleeves, and the front sleeve is opened in the center There are perforations, and the perforations are small in front and large in back, and a retaining edge is formed at the junction of the large and small holes; the body is hollow and a ring flange is formed at an appropriate place on the inner wall, and the front end of the flange is a The rear end of the guide slope is a vertical retaining edge; the rear sleeve has a groove in its center.

3. The automatic impact driver according to claim 1, wherein the front end of the fitting rod is a square cross section for the screwdriver head to be combined with the square socket hole at the rear end, and to make it assembled with The protruding ring at the rear end is locked on the retaining edge of the inner wall of the front sleeve.