CN219946006U - Anticreep screwdriver - Google Patents

Abstract

The utility model discloses an anti-falling screwdriver, which relates to the field of screwdrivers and comprises a rod body, wherein a square groove is formed in the rod body, guide rails for sliding of sliding blocks are welded on the upper side and the lower side of the square groove in the rod body, a connecting plate with the surface fixed with a cylindrical rod is fixedly connected between the sliding blocks, a screwdriver head is fixedly connected with the head of the cylindrical rod, and a spring is fixedly connected between the back surface of the connecting plate and the inner surface of the square groove.

Description

Anticreep screwdriver

Technical Field

The utility model relates to the field of screwdrivers, in particular to an anti-falling screwdriver.

Background

Screwdrivers are a common tool used to turn screws into place, typically having a thin wedge head that is inserted into a slot or recess in the screw head.

When a common screwdriver is used for tightening a screw and just starting to rotate the screw for disassembling the screw (the screw is difficult to rotate at the moment), a screwdriver head easily slides out of a screw hole, so that personnel are injured.

Bulletin number: CN111283600a discloses an anti-falling screwdriver, in which the head of the screwdriver is mounted on the head of the screwdriver by a corresponding structure, but the manufacturing process of the small-sized components in the structure is complicated, and chamfering, threading and the like are required to be performed (for example, the fixing ring is used for limiting the positions of the spring and the anti-falling movable sleeve on the screwdriver rod, so that the anti-falling movable sleeve is connected with the screwdriver rod, the outer contour of the fixing ring is in a circular ring shape, when the anti-falling movable sleeve is in an initial position, the fixing ring is abutted against one side of the first movable sleeve so as to limit the position of the anti-falling movable sleeve on the screwdriver rod, and the fixing ring is connected with the screwdriver rod by threads, so that the fixing ring is fixed on the screwdriver rod.

Disclosure of Invention

The utility model mainly aims to provide the anti-falling screwdriver, which can prevent falling by installing the existing components such as the guide rail, the sliding block, the spring and the like, has simple manufacturing process, is beneficial to production and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an anticreep screwdriver, includes the body of rod, square groove and square groove's inside upper and lower both sides all weld and supply the gliding guide rail of slider have been seted up to the inside of the body of rod, fixedly connected with surface and the fixed connecting plate of cylinder pole between the slider, the head fixedly connected with screwdriver head of cylinder pole, fixedly connected with spring between the back of connecting plate and the internal surface of square groove, the back welding of the body of rod has mounting panel and mounting panel back welding to have square inserted block.

Further, the back of the rod body is detachably connected with a hand-held rod.

Further, the side end of the holding rod is provided with a connecting groove for the square insertion block to be inserted, and the upper side and the lower side of the inside of the mounting plate are provided with through holes.

Further, the side ends of the holding rod are positioned at the upper side and the lower side of the connecting groove, and the threaded rods which are connected with the nuts in a threaded manner are welded on the outer side walls of the connecting groove.

Compared with the prior art, the utility model has the following beneficial effects: this screw driver is screwed up the screw and just begins to rotate and dismantles the screw, through pushing down the body of rod with just beginning, thereby let the back of the tight screwdriver head of pole body, the screwdriver head passes through the cylinder pole and drives the removal of slider, the slider slides along the guide rail in order to maintain the linear movement of screwdriver head for the body of rod, simultaneously the extrusion spring, the spring just in time is in the elasticity that the compression state produced is bigger when pasting tightly, thereby give a decurrent pressure to screwdriver head, can avoid the screwdriver head to roll off from the screw mouth well when rotating the screwdriver like this, can prevent taking off through existing parts such as installation guide rail, slider, spring, manufacturing procedure is simple, do benefit to production.

Drawings

FIG. 1 is a schematic view of the whole structure of an anti-falling screwdriver of the present utility model;

FIG. 2 is a schematic view showing the internal structure of a rod in an anti-falling screwdriver according to the present utility model;

fig. 3 is a schematic diagram showing a connection structure between a holding rod and a mounting plate in an anti-drop screwdriver.

In the figure: 1. a rod body; 2. a square groove; 3. a guide rail; 4. a slide block; 5. a connecting plate; 6. a cylindrical rod; 7. a screwdriver bit; 8. a spring; 9. a grip lever; 10. a mounting plate; 11. square inserting block; 12. a connecting groove; 13. a through hole; 14. a threaded rod; 15. and (3) a nut.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

1-3, an anticreep screwdriver, including body of rod 1, square groove 2 has been seted up to the inside of body of rod 1 and the inside upper and lower both sides of square groove 2 all weld have the guide rail 3 that supplies slider 4 to slide, fixedly connected with surface and cylinder pole 6 fixed connecting plate 5 between the slider 4, the head fixedly connected with screwdriver head 7 of cylinder pole 6, fixedly connected with spring 8 between the back of connecting plate 5 and the internal surface of square groove 2, the welding of the back of body of rod 1 has mounting panel 10 and the welding of mounting panel 10 back has square inserted block 11.

The back of the rod body 1 is detachably connected with a holding rod 9, so that the holding rod 9 can be connected with different rod bodies 1.

The side end of the hand holding rod 9 is provided with a connecting groove 12 for the square insertion block 11 to be inserted, the upper and lower sides of the inside of the mounting plate 10 are provided with through holes 13, and the upper and lower sides of the side end of the hand holding rod 9, which are positioned on the connecting groove 12, are welded with threaded rods 14 which are in threaded connection with nuts 15 on the outer side walls.

It can be understood that the square insert 11 on the mounting plate 10 is inserted into the connecting groove 12 on the holding rod 9, meanwhile, the threaded rod 14 on the holding rod 9 also penetrates out of the through hole 13 on the mounting plate 10, the nut 15 can be rotated clockwise to mount the nut 15 on the threaded rod 14, and the nut 15 is slowly attached to the mounting plate 10, so that the mounting of the holding rod 9 and the rod body 1 can be completed.

The utility model relates to an anti-drop screwdriver, which is characterized in that when a screw is screwed by the screwdriver and the screw is just started to rotate and detach, the screwdriver body 1 is pressed down by force, so that the screwdriver body 1 is tightly attached to the back surface of the screwdriver head 7, the screwdriver head 7 drives the sliding block 4 to move through the cylindrical rod 6, the sliding block 4 slides along the guide rail 3 to maintain the linear movement of the screwdriver head 7 relative to the screwdriver body 1, meanwhile, the spring 8 is extruded, when the screwdriver is tightly attached, the spring 8 is just in a stronger compressed state, the elastic force is larger, so that the screwdriver head 7 is pressed downwards, the screwdriver head 7 can be well prevented from sliding out of a screw hole when the screwdriver is rotated, the anti-drop can be performed by installing the guide rail 3, the sliding block 4, the spring 8 and other existing components, the manufacturing procedure is simple, the production is facilitated, meanwhile, the threaded rod 14 on the holding rod 9 is also penetrated out from the through hole 13 on the mounting plate 10, the nut 15 can be installed on the threaded rod 14 by clockwise rotation, the nut 15 is slowly attached to the threaded rod 15, the nut 10 is tightly attached to the mounting plate 9, the screwdriver head 7 can be detached from the rod body 1, and the nut 1 can be detached from the rod body 1 by anticlockwise rotation, and the nut can be detached from the rod body 1.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides an anticreep screwdriver, includes body of rod (1), its characterized in that: square groove (2) and square groove (2) are all welded on the inside upper and lower both sides of body of rod (1) and supply gliding guide rail (3) of slider (4), fixedly connected with surface and fixed connecting plate (5) of cylinder pole (6) between slider (4), the head fixedly connected with screwdriver head (7) of cylinder pole (6), fixedly connected with spring (8) between the back of connecting plate (5) and the internal surface of square groove (2), the back welding of body of rod (1) has mounting panel (10) and mounting panel (10) back welding has square plug (11).

2. The anti-drop screwdriver of claim 1, wherein: the back of the rod body (1) is detachably connected with a hand-held rod (9).

3. The anti-drop screwdriver of claim 2, wherein: the side end of the hand holding rod (9) is provided with a connecting groove (12) for the square insertion block (11) to be inserted into, and the upper side and the lower side of the inside of the mounting plate (10) are provided with through holes (13).

4. A non-slip screwdriver according to claim 3, wherein: the side ends of the hand holding rods (9) are positioned on the upper side and the lower side of the connecting groove (12), and threaded rods (14) which are connected with the nuts (15) in a threaded manner are welded on the outer side walls of the connecting grooves.