CN203305135U

CN203305135U - Novel telescopic screwdriver

Info

Publication number: CN203305135U
Application number: CN2013203320996U
Authority: CN
Inventors: 马洪彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-06-07
Filing date: 2013-06-07
Publication date: 2013-11-27
Anticipated expiration: 2023-06-07

Abstract

The utility model discloses a novel telescopic screwdriver which comprises a screwdriver body composed of a handle (1) and a cutter bar (2), wherein the rear section of the cutter bar is connected with the handle, the front section of the cutter bar is provided with a screwdriver blade (3), a jack (4) extending backward is formed on the front end surface of the handle, the rear section of the cutter bar is inserted in the jack, screw holes running through the jack are formed in the front section, middle section and rear section of the side surface of the handle, at least one screw hole is in screw joint with a set screw (6), a positioning groove for the tip of the set screw to jack in is formed on the rear section of the cutter bar in a concave mode, and the handle and the cutter bar are made of metal. The novel telescopic screwdriver disclosed by the utility model can be telescopic, can be conveniently used in various special environments, is convenient to replace and maintain due to a detachable cutter bar and avoids waste of whole rejection in case of cutter bar damage, an inserted link can provide a twisting force fulcrum for a user, thus facilitating twisting and being practical, and the metal structure can ensure the durable performance.

Description

The screwdriver of Novel stretchable

Technical field

The utility model relates to a kind of screwdriver, relates in particular to a kind of screwdriver of Novel stretchable.

Background technology

The handle of existing screwdriver is fixedly connected with knife bar, and knife bar is non-telescoping, so, can not stretch flexibly under the limited space condition, and inconvenience is used, and simultaneously, such structure makes knife bar in case damage, and product will integral body be scrapped, and causes waste, very impracticable.

The utility model content

In view of this, technical problem to be solved in the utility model is: a kind of knife bar retractable is provided, is convenient to the screwdriver of the Novel stretchable used under the different spaces environment.

In order to achieve the above object, the utility model adopts following technical scheme to realize:

A kind of screwdriver of Novel stretchable, comprise the screwdriver body with handle and knife bar, the back segment of described knife bar is connected with described handle, front end has driver bit, wherein, described handle has the jack extended back on front end face, the back segment of described knife bar inserts in described jack, described handle has the screw of logical described jack on leading portion, stage casing and the rear fragment position of side, in at least one described screw, be bolted with set screw, described knife bar is provided with the locating slot headed into for described set screw termination in rear fragment position fovea superior.

As preferably, also comprise inserted link, described handle also has the mouth of wearing that connects self both sides on rear fragment position, and the length of described inserted link is greater than described length of wearing mouthful and pluggable interting worn mouth described.

As preferably, described handle and knife bar are metal material.

As shown from the above technical solution, the beneficial effects of the utility model are:

Compared to existing technology, knife bar retractable of the present utility model, be convenient to use under the different spaces environment, knife bar is detachable simultaneously, easy to replace and maintain, avoid knife bar to damage whole waste situation of scrapping immediately, in addition, inserted link can be the user torsion fulcrum is provided, be convenient to reverse than power, very practical, and steel structure also can guarantee more that it has the performance of durable.

The accompanying drawing explanation

Fig. 1 is that the utility model is in the structural representation under degree of depth retraction handle state at knife bar.

Fig. 2 is that the utility model is in the structural representation under moderate retraction handle state at knife bar

Fig. 3 is that the utility model is in the structural representation under shallow degree retraction handle state at knife bar.

1, handle; 2, knife bar;

3, driver bit; 4, jack;

5, screw; 6, set screw;

7, Chuan Kou.

The specific embodiment

In order to make those skilled in the art can further understand feature of the present utility model and technology contents, refer to following about detailed description of the present utility model and accompanying drawing.

Refer to Fig. 1 to shown in Figure 3, the utility model provides a kind of screwdriver of Novel stretchable, comprise the screwdriver body with handle 1 and knife bar 2, the back segment of described knife bar is connected with described handle, front end has driver bit 3, wherein, described handle has the jack 4 extended back on front end face, the back segment of described knife bar inserts in described jack, described handle is in the leading portion of side, on stage casing and rear fragment position, have the screw 5 of logical described jack, in at least one described screw, be bolted with set screw 6, described knife bar is provided with the locating slot (not shown) headed into for described set screw termination in rear fragment position fovea superior, also comprise the inserted link (not shown), described handle on rear fragment position, also have connect self both sides wear mouthfuls 7, the length of described inserted link is greater than described length of wearing mouthful and pluggable interting worn mouth described, described handle and knife bar are metal material.

But the foregoing is only better possible embodiments of the present utility model, not in order to limit to the scope of the claims of the present utility model, therefore the equivalent structure that all utilization the utility model specifications and accompanying drawing content are done changes, all in like manner be included in scope of the present utility model.

Claims

1. the screwdriver of a Novel stretchable, the screwdriver body that comprises have handle (1) and knife bar (2), the back segment of described knife bar is connected with described handle, front end has driver bit (3), it is characterized in that, described handle has the jack (4) extended back on front end face, the back segment of described knife bar inserts in described jack, described handle is in the leading portion of side, on stage casing and rear fragment position, have the screw (5) of logical described jack, in at least one described screw, be bolted with set screw (6), described knife bar is provided with the locating slot headed into for described set screw termination in rear fragment position fovea superior.

2. the screwdriver of Novel stretchable as claimed in claim 1, it is characterized in that, also comprise inserted link, described handle also has wear mouthful (7) that connect self both sides on rear fragment position, and the length of described inserted link is greater than described length of wearing mouthful and pluggable interting worn mouth described.

3. the screwdriver of Novel stretchable as claimed in claim 1 or 2, is characterized in that, described handle and knife bar are metal material.