CN215394913U

CN215394913U - Screwdriver with screwdriver bits convenient to replace

Info

Publication number: CN215394913U
Application number: CN202121581262.3U
Authority: CN
Inventors: 吕雪军
Original assignee: Jiande Screwdriver Co ltd
Current assignee: Jiande Screwdriver Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-01-04
Anticipated expiration: 2031-07-13

Abstract

The utility model relates to the technical field of screwdrivers, in particular to a screwdriver convenient for replacing screwdriver bits, and provides a technical scheme for solving the problems in the background art. When the screw is disassembled, one end of the rotating ball, which is far away from the knife handle, can be abutted in the palm core, and the screwdriver can be abutted on the screw all the time, so that the screwdriver is convenient to rotate, the problem that the screwdriver is separated from the screw at times in the use process is solved, and the working efficiency is improved; when people need use different screwdrivers, can extract the screwdriver head in the slot, then with the screwdriver head joint of changing go into can, reduced economic expenditure, be convenient for operating personnel's use and change.

Description

Screwdriver with screwdriver bits convenient to replace

Technical Field

The utility model relates to the technical field of screwdrivers, in particular to a screwdriver with a screwdriver head convenient to replace.

Background

The screwdriver is a common tool for screwing a screw to make the screw in place, and generally comprises a thin wedge-shaped head which can be inserted into a slot or a notch of a screw head, and the screwdriver can be divided into a straight line head, a cross head, a Chinese character mi, a star shape, a square head, a hexagonal head, a Y-shaped head and the like according to different head types, wherein the straight line head and the cross head are the most common tools in our life, such as installation and maintenance, and the screwdriver is used wherever the screw is.

The existing screwdriver can not replace screwdriver bits, when a user needs to use different screwdrivers, the user needs to prepare a large number of screwdrivers, the economic expenditure of the user is increased, inconvenience is brought to the use of the user, the practicability of the existing screwdriver is reduced, and the working efficiency of the user is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a screwdriver with a screwdriver head convenient to replace.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a screwdriver convenient to change screwdriver bit, includes the handle of a knife, the one end welding of handle of a knife has the dead lever, and the dead lever one end of keeping away from the handle of a knife is provided with the rolling ball, the other end welding of handle of a knife has the connecting rod, and the one end that the handle of a knife was kept away from to the connecting rod is pegged graft and is had the tool bit subassembly, the tool bit subassembly includes the cutter arbor, welds in the screwdriver bit of cutter arbor one end, welds in the stopper of the cutter arbor other end, welds in the stopper and keeps away from the inserted block of cutter arbor one side outer wall and set up in the fixture block of inserted block both sides.

Preferably, the outer wall of the knife handle is sleeved with a rubber sleeve, and the peripheral outer wall of the rubber sleeve is provided with anti-slip lines distributed at equal intervals.

Preferably, the outer wall of one end, close to the fixed rod, of the rotating ball is provided with a jack, and one end of the outer wall of the fixed rod is rotatably connected with the inner wall of the jack.

Preferably, the outer wall of one end, far away from the knife handle, of the connecting rod is provided with a slot, and the slot is matched with the insert block.

Preferably, the outer walls of the two sides of the inserting block are provided with grooves, springs are welded on the inner walls of one ends of the grooves, and the ends, far away from the inner walls of one ends of the grooves, of the springs are welded and fixed with the outer wall of one side of the clamping block.

Preferably, the clamping block is of a spherical structure, and clamping grooves matched with the clamping block are formed in the inner walls of the two sides of the slot.

The utility model has the beneficial effects that:

1. by arranging the rotatable rotating ball at one end of the screwdriver handle, when the screwdriver is used for disassembling the screw, one end of the rotating ball, which is far away from the screwdriver handle, can be abutted in the palm center, and the screwdriver can be abutted on the screw all the time, so that the screwdriver is convenient to rotate, the problem that the screwdriver is separated from the screw at intervals in the use process is solved, and the working efficiency is improved;

2. through the connected mode that tool bit subassembly and connecting rod were pegged graft, make things convenient for people to change screwdriver bit, when people need use different screwdrivers, can extract the screwdriver bit in the slot, then with the screwdriver bit joint of changing go into can, reduced economic expenditure, the operating personnel's of being convenient for use and change.

Drawings

FIG. 1 is a schematic cross-sectional view of a bit assembly of a screwdriver with easy replacement of the screwdriver bits according to the present invention;

FIG. 2 is a schematic view of the overall structure of a screwdriver with a screwdriver head convenient to replace according to the present invention;

fig. 3 is a schematic view of the overall structure of a screwdriver facilitating the replacement of screwdriver bits according to the present invention.

In the figure: 1 handle of a knife, 2 rubber sleeves, 3 dead levers, 4 rolling balls, 5 connecting rods, 501 slots, 6 tool bit subassemblies, 7 cutter arbor, 8 screwdriver bits, 9 stopper, 10 inserted blocks, 11 springs, 12 fixture blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a screwdriver convenient for replacing screwdriver bits comprises a screwdriver handle 1, a rubber sleeve 2 is sleeved on the outer wall of the screwdriver handle 1, and the peripheral outer wall of the rubber sleeve 2 is provided with anti-skid grains which are distributed at equal intervals, one end of the knife handle 1 is welded with a fixed rod 3, and one end of the fixed rod 3 far away from the knife handle 1 is provided with a rotating ball 4, the outer wall of one end of the rotating ball 4 close to the fixed rod 3 is provided with a jack, one end of the outer wall of the fixed rod 3 is rotationally connected with the inner wall of the jack, by arranging the rotatable rotary ball 4 at one end of the tool holder 1, when the screwdriver is used for disassembling the screw, one end of the rotating ball 4, which is far away from the handle 1, can be abutted in the palm center, and the screwdriver can be abutted on the screw at all times, so that the screwdriver can be conveniently rotated, the problem that the screwdriver is separated from the screw at times in the using process is solved, and the working efficiency is improved;

the other end of the knife handle 1 is welded with a connecting rod 5, one end of the connecting rod 5, far away from the knife handle 1, is spliced with a knife head component 6, the knife head component 6 comprises a knife rod 7, a screwdriver bit 8, a limiting block 9, an inserting block 10 and a clamping block 12, the screwdriver bit 8 is welded at one end of the knife rod 7, the limiting block 9 is welded at the other end of the knife rod 7, the inserting block 10 is welded at the outer wall of one side, far away from the knife rod 7, of the limiting block 9, the clamping block 12 is arranged at two sides of the inserting block 10, the connecting rod 5 is provided with a slot 501 at the outer wall of one end, far away from the knife handle 1, the slot 501 is matched with the inserting block 10, grooves are formed in the outer walls of two sides of the inserting block 10, springs 11 are welded at the inner wall of one end of each groove, one end, far away from the inner wall of one end of each groove, of each spring is welded and fixed with the outer wall of one side of the clamping block 12, the clamping block 12 is in a spherical structure, and clamping grooves are formed in the inner walls of two sides of the slot 501, through the connected mode of tool bit subassembly 6 and connecting rod 5 grafting, make things convenient for people to change screwdriver bit 8, when people need use different screwdrivers, can extract the screwdriver bit 8 in slot 501, then with the screwdriver bit 8 joint of changing go into can, reduced economic expenditure, the operating personnel's of being convenient for use and change.

The working principle is as follows: in the using process, the screwdriver bit 8 is properly selected according to the type of the dismounting screw to be replaced, the original screwdriver bit 8 pulls the tool bar 7 to be pulled out of the slot 501, the fixture block 12 pushes the spring 11 to retract into the groove after being extruded, so that the screwdriver bit 8 can be smoothly pulled out from the slot 501, the replaced screwdriver bit 8 is inserted into the slot 501, the clamping block 12 moves to the clamping groove in the slot 501, the spring 11 pushes the clamping block 12 to move outwards, so that the clamping block 12 is clamped with the clamping groove, the screwdriver head 8 is prevented from falling off, one end of the replaced screwdriver head 8 is clamped with the screw port of the screw, one end of the rotating ball 4 far away from the screwdriver handle 1 is pressed in the palm center, the screwdriver can be conveniently rotated, because the screwdriver is always attached to the screw in the rotating process, the problem that the screwdriver is separated from the screw at times in the using process is solved, and the working efficiency is improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a screwdriver convenient to change screwdriver head, includes handle of a knife (1), its characterized in that, dead lever (3) are welded to the one end of handle of a knife (1), and the one end that handle of a knife (1) was kept away from in dead lever (3) is provided with rolling ball (4), the other end welding of handle of a knife (1) has connecting rod (5), and the one end that handle of a knife (1) was kept away from in connecting rod (5) is pegged graft and is had tool bit subassembly (6), tool bit subassembly (6) include cutter arbor (7), weld in screwdriver head (8) of cutter arbor (7) one end, weld in stopper (9) of the cutter arbor (7) other end, weld in stopper (9) keep away from inserted block (10) of cutter arbor (7) one side outer wall and set up in fixture block (12) of inserted block (10) both sides.

2. The screwdriver convenient for replacing the screwdriver head as claimed in claim 1, wherein the outer wall of the screwdriver handle (1) is sleeved with the rubber sleeve (2), and the peripheral outer walls of the rubber sleeve (2) are provided with anti-slip lines distributed at equal intervals.

3. The screwdriver convenient for replacing the screwdriver head as claimed in claim 1, wherein the outer wall of the end of the rotating ball (4) close to the fixed rod (3) is provided with a jack, and one end of the outer wall of the fixed rod (3) is rotatably connected with the inner wall of the jack.

4. The screwdriver convenient for replacing the screwdriver head as recited in claim 1, wherein a slot (501) is formed in the outer wall of one end of the connecting rod (5) far away from the screwdriver handle (1), and the slot (501) is matched with the insert block (10).

5. The screwdriver convenient for replacing the screwdriver head as claimed in claim 1, wherein the outer walls of two sides of the insert block (10) are respectively provided with a groove, the inner wall of one end of each groove is welded with the spring (11), and one end of each spring (11) far away from the inner wall of one end of each groove is welded and fixed with the outer wall of one side of the fixture block (12).

6. The screwdriver convenient for replacing the screwdriver head as claimed in claim 4, wherein the fixture block (12) is of a spherical structure, and the inner walls of the two sides of the slot (501) are provided with clamping grooves matched with the fixture block (12).