CN210476773U

CN210476773U - Multi-section multipurpose screwdriver head

Info

Publication number: CN210476773U
Application number: CN201921448066.1U
Authority: CN
Inventors: 何柳
Original assignee: Dongguan Goto Hardware Technology Co ltd
Current assignee: Dongguan Goto Hardware Technology Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-05-08
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a multi-section multi-purpose screwdriver head, including the fixed sleeving, the first groove that receive and releases has been seted up to the fixed sleeving's surface, the first inner wall fixedly connected with ejector pin that receives and releases the groove, the upper end swing joint of ejector pin has the roof, the second has been seted up to the inside lower extreme of roof and has been received and released the groove, the upper end surface of ejector pin is located the second and receives and releases the inside fixed position in groove and install the limiting plate, the position cover that the surface of ejector pin is located one side of roof is equipped with the spring, the inside one end fixedly connected with head rod of fixed sleeving, the inside opposite side fixedly connected with second connecting rod of fixed sleeving, the equal fixed mounting of middle surface of head rod and second connecting rod has the sleeve, the first dead lever of one end fixedly connected with of head rod. The utility model discloses can make the screwdriver head use easy to assemble to the function that enables the screwdriver head is more diversified, has the practicality.

Description

Multi-section multipurpose screwdriver head

Technical Field

The utility model relates to a screwdriver head technical field especially relates to a multi-section multi-purpose screwdriver head.

Background

The screwdriver head is mainly assembled by combining tools such as an electric screwdriver and a pneumatic screwdriver, and various screws are locked or loosened, so that the aims of improving the productivity and the working efficiency are fulfilled.

The existing screwdriver head has certain defects when in use, the screwdriver head is inconvenient to install and fix, more time is needed for disassembling and assembling the screwdriver head when in use, and the function of the screwdriver head is single, so that certain influence is brought to the using process, and therefore, the multi-section and multi-purpose screwdriver head is provided at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multi-section and multi-purpose screwdriver head.

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

a multi-section and multi-purpose screwdriver head comprises a fixed sleeve, wherein a first retractable groove is formed in the outer surface of the fixed sleeve, an ejector rod is fixedly connected to the inner wall of the first retractable groove, the upper end of the ejector rod is movably connected with a top plate, a second retractable groove is formed in the lower end of the inner portion of the top plate, a limiting plate is fixedly arranged at the position, located inside the second retractable groove, of the outer surface of the upper end of the ejector rod, a spring is sleeved at the position, located on one side of the top plate, of the outer surface of the ejector rod, a first connecting rod is fixedly connected to one end of the inner portion of the fixed sleeve, a second connecting rod is fixedly connected to the other side of the inner portion of the fixed sleeve, sleeves are fixedly arranged on the outer surfaces of the middles of the first connecting rod and the second connecting rod, one end of the second connecting rod is fixedly connected with a second fixing rod, and a flat end is fixedly installed on the outer surface of one end of the second fixing rod.

Preferably, one end of the spring is fixedly connected with the top plate, the other end of the spring is fixedly connected with the inner wall of the first retraction groove, and the top plate is movably connected with the first retraction groove through the spring.

Preferably, the top plates are of a trapezoid structure, the number of the top plates is three, and the three top plates are distributed on the outer surface of the fixing sleeve at equal intervals.

Preferably, screw holes are formed in the sleeves, the screw holes are of a regular hexagon structure, and the number of the sleeves is two.

Preferably, the lengths of the first fixing rod and the second fixing rod are sixty millimeters to eighty millimeters.

Preferably, the first fixing rod and the second fixing rod are respectively composed of an alloy inner core, an electroplated layer and an anticorrosive coating, and the electroplated layer and the anticorrosive coating are respectively coated on the outer surface of the alloy inner core from inside to outside.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged fixed sleeve, the first retractable groove, the ejector rod, the top plate, the second retractable groove, the limiting plate and the spring, when the screwdriver head is installed, the top plate is extruded into the first retractable groove inside the fixed sleeve under the action of the spring, and when the top plate reaches the internal clamping groove of the installation structure, the spring pushes the top plate out and clamps the top plate in the clamping groove, so that the screwdriver head is fixed, the top plate is in a trapezoidal structure, and the installation and the disassembly are simple;

2. in the utility model, through the arranged sleeve, the first fixed rod, the cross end, the second fixed rod and the flat end, the screwdriver head can select different ends to use according to different use requirements, and the sleeve is arranged on the screwdriver head, so that the nut with a certain specification can be conveniently disassembled and installed, and the functions of the screwdriver head are more diversified;

to sum up, the utility model discloses can make the screwdriver head use easy to assemble to the function that enables the screwdriver head is diversified more, has the practicality.

Drawings

FIG. 1 is a schematic view of an overall structure of a multi-joint and multi-purpose screwdriver head according to the present invention;

FIG. 2 is a schematic structural view of a multi-joint and multi-purpose screwdriver bit fixing sleeve according to the present invention;

fig. 3 is a structural assembly diagram of the second fixing rod of the multi-joint and multi-purpose screwdriver head according to the present invention.

In the figure: the device comprises a fixed sleeve 1, a first retracting groove 2, a top rod 3, a top plate 4, a second retracting groove 5, a limiting plate 6, a spring 7, a first connecting rod 8, a second connecting rod 9, a sleeve 10, a first fixing rod 11, a cross-shaped end 12, a second fixing rod 13, a flat end 14, an alloy inner core 15, an electroplated layer 16 and an anticorrosive coating 17.

Detailed Description

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

Referring to fig. 1-3, a multi-section and multi-purpose screwdriver head comprises a fixed sleeve 1, a first retraction groove 2 is formed in the outer surface of the fixed sleeve 1, a push rod 3 is fixedly connected to the inner wall of the first retraction groove 2, a top plate 4 is movably connected to the upper end of the push rod 3, a second retraction groove 5 is formed in the lower end of the inner portion of the top plate 4, a position, located inside the second retraction groove 5, of the outer surface of the upper end of the push rod 3 is fixedly provided with a limit plate 6, a position, located on one side of the top plate 4, of the outer surface of the push rod 3 is sleeved with a spring 7, a first connecting rod 8 is fixedly connected to one end of the inner portion of the fixed sleeve 1, a second connecting rod 9 is fixedly connected to the other side of the inner portion of the fixed sleeve 1, sleeves 10 are fixedly installed on the outer surfaces of the middles of the first connecting rod 8, one end of the second connecting rod 9 is fixedly connected with a second fixing rod 13, and the outer surface of one end of the second fixing rod 13 is fixedly provided with a flat end 14.

Spring 7's one end and roof 4 fixed connection, spring 7's the other end and the first inner wall fixed connection who receive and releases groove 2, roof 4 is through spring 7 and the first groove 2 swing joint that receive and releases, roof 4 is the trapezium structure, roof 4's quantity is three groups, roof 4 of three groups is equidistant distribution in fixed sleeving 1's surface, the screw has been seted up to sleeve 10's inside, the screw is regular hexagon structure, sleeve 10's quantity is two sets of, first dead lever 11 is sixty millimeters to eighty millimeters with the length of second dead lever 13, first dead lever 11 and second dead lever 13 are by alloy inner core 15, the plating layer 16 comprises with anticorrosive coating 17, plating layer 16 and anticorrosive coating 17 are respectively by interior outer coating at the surface of alloy inner core 15.

The working principle is as follows: when the screwdriver is used, different end heads are required to be selected by a user, the cross end head 12 on the first fixing rod 11 or the flat end head 14 on the second fixing rod 13 can be selected, so that a cross screw and a flat screw can be conveniently installed and disassembled, when the end head required to be used is selected, the other end of the end head is inserted into the slot of the electric screwdriver, the user presses the screwdriver head into the slot in the inserting process, the top plate 4 is extruded into the slot through the bevel edge on the top plate 4, when the fixing sleeve 1 is inserted into the slot, the top plate 4 on the top rod 3 is outwards ejected by the spring 7 when the top plate 4 on the fixing sleeve 1 reaches the fixing slot in the slot, the top plate 4 is clamped in the slot of the electric screwdriver, the installation and the fixation of the screwdriver are realized, when the screwdriver head is pulled outwards during the disassembly, the top plate 4 is contracted into the first bevel edge retraction slot 2 under the action of the spring 7, the top plate 4 is contracted into the first, the fixing sleeve 1 can be detached from the electric screwdriver, so that a screwdriver head is convenient to replace or detach, the outer surfaces of the alloy inner cores 15 of the first fixing rod 11 and the second fixing rod 13 of the screwdriver head are coated with the electroplated layer 16 and the anticorrosive coating 17, the abrasion and corrosion degree of the screwdriver head in the using process can be effectively reduced, the service life of the screwdriver head is prolonged, the sleeve 10 is arranged on the first connecting rod 8 and the second connecting rod 9 of the screwdriver head, and nuts with certain specifications can be detached and installed by utilizing the sleeve 10, so that the functions of the screwdriver head are more diversified; the utility model discloses can make the screwdriver head use easy to assemble to the function that enables the screwdriver head is more diversified, has the practicality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a multi-section multi-purpose screwdriver head, includes fixed sleeving (1), its characterized in that, the surface of fixed sleeving (1) has been seted up first receiving and releasing groove (2), first inner wall fixedly connected with ejector pin (3) of receiving and releasing groove (2), the upper end swing joint of ejector pin (3) has roof (4), the second has been seted up to the inside lower extreme of roof (4) and has been received and released groove (5), the upper end surface of ejector pin (3) is located the second and receives and releases the fixed position of the inside of groove (5) and install limiting plate (6), the position cover that the surface of ejector pin (3) is located one side of roof (4) is equipped with spring (7), the inside one end fixedly connected with head rod (8) of fixed sleeving (1), the inside opposite side fixedly connected with second connecting rod (9) of fixed sleeving (1), the equal fixed mounting of the middle surface of head rod (8) and second connecting rod (9) has sleeve (10) ) The connecting device comprises a first connecting rod (8), a first fixing rod (11) is fixedly connected to one end of the first connecting rod (8), a cross end (12) is fixedly mounted on the outer surface of one end of the first fixing rod (11), a second fixing rod (13) is fixedly connected to one end of a second connecting rod (9), and a flat end (14) is fixedly mounted on the outer surface of one end of the second fixing rod (13).

2. The multi-joint and multi-purpose screwdriver head as claimed in claim 1, wherein one end of the spring (7) is fixedly connected with the top plate (4), the other end of the spring (7) is fixedly connected with the inner wall of the first retraction groove (2), and the top plate (4) is movably connected with the first retraction groove (2) through the spring (7).

3. The multi-joint and multi-purpose screwdriver head as claimed in claim 1, wherein the top plates (4) are in a trapezoidal structure, the number of the top plates (4) is three, and the top plates (4) of the three groups are distributed on the outer surface of the fixed sleeve (1) at equal intervals.

4. The multi-joint multipurpose screwdriver head as claimed in claim 1, wherein the sleeve (10) has screw holes formed therein, the screw holes are in a regular hexagonal structure, and the number of the sleeve (10) is two.

5. The multi-joint multi-purpose screwdriver head as claimed in claim 1, wherein the first fixing rod (11) and the second fixing rod (13) are each sixty mm to eighty mm in length.

6. The multi-joint multi-purpose screwdriver bit as claimed in claim 1, wherein said first fixing rod (11) and said second fixing rod (13) are each composed of an alloy core (15), a plating layer (16) and an anticorrosive coating (17), said plating layer (16) and anticorrosive coating (17) being respectively coated on the outer surface of the alloy core (15) from inside to outside.