CN218592847U

CN218592847U - Multifunctional screwdriver

Info

Publication number: CN218592847U
Application number: CN202222852068.5U
Authority: CN
Inventors: 梅年兔
Original assignee: Zhengzhou Chaoyuante Electronic Technology Co ltd
Current assignee: Zhengzhou Chaoyuante Electronic Technology Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-10
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a multifunctional screwdriver, which comprises a handle, an adjusting mechanism and a rotating mechanism; a handle: the lower surface of the rotary handle is provided with a rotary rod, the upper surface of the handle is provided with a rotary groove, the middle part of the bottom wall of the rotary groove is provided with a ratchet wheel, the interior of the rotary groove is rotatably connected with a rotary drum, the top wall of a circular groove at the lower end of the rotary drum is rotatably connected with pawls through rotary shafts respectively, the two pawls are mutually symmetrical and are both installed in a matched manner with the ratchet wheel, and springs are arranged between the side surface of the pawl far away from the ratchet wheel and the inner wall of the rotary drum; the adjusting mechanism comprises: arranged inside the rotary drum; a rotating mechanism: set up in the extrados of rotary drum, this multi-functional screwdriver reduces the effort that the screw in-process personnel exerted rotating, improves the rotation efficiency of screw, can receive and close the extension arm, reduces the occupation of land space of integrated device, conveniently carries the integrated device, makes the integrated device have multiple functions.

Description

Multifunctional screwdriver

Technical Field

The utility model relates to a screwdriver technical field specifically is a multi-functional screwdriver.

Background

The screwdriver is divided into a traditional screwdriver and a ratchet screwdriver, the traditional screwdriver is formed by adding an iron rod capable of locking a screw by a plastic handle, the ratchet screwdriver is formed by adding a ratchet mechanism by the plastic handle, and the ratchet screwdriver can enable the iron rod for locking the screw to idle clockwise or anticlockwise.

In the prior art, the screw driver is most commonly a common screw driver, the head and the handle are of an integral structure, the screw driver is easy to prepare and can be used as long as being taken out, when the screw driver is used, the end of the screw driver with a special shape is aligned with a pit at the top of the screw to be fixed, and then the handle is rotated, so that the screw is driven to rotate together, and the screw is screwed or unscrewed.

However, some screwdrivers often need to apply a large acting force to the rotation of screws, even if some screwdrivers are provided with the lengthened rotating arms, the realized function is single, the existence of the lengthened rotating arms easily increases the floor area of the whole device, and the screwdrivers are inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a multi-functional screwdriver, reduce the effort that the screw in-process personnel were applyed rotating, can receive and close the extension arm, reduce the area of integrated device, conveniently carry the integrated device, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional screwdriver comprises a handle, an adjusting mechanism and a rotating mechanism;

a handle: the lower surface of the rotary drum is provided with a rotary rod, the upper surface of the handle is provided with a rotary groove, the middle part of the bottom wall of the rotary groove is provided with a ratchet wheel, the interior of the rotary groove is rotationally connected with a rotary drum, the top wall of a circular groove at the lower end of the rotary drum is rotationally connected with pawls through a rotary shaft, the two pawls are symmetrical to each other, the pawls are all installed in a matching way with the ratchet wheel, and springs are arranged between the side surface of the pawl, away from the ratchet wheel, and the inner wall of the rotary drum;

the adjusting mechanism comprises: arranged inside the rotary drum;

a rotating mechanism: set up in the extrados of rotary drum, reduce the effort that screw in-process personnel applyed rotating, can make things convenient for more to rotate the screw, improve the rotation efficiency of screw, can receive and close the extension arm simultaneously, reduce the occupation of land space of integrated device, conveniently carry the integrated device, make the integrated device have multiple functions.

Furthermore, adjustment mechanism includes rotary column and commentaries on classics board, the rotary column passes through the bearing and rotates the roof of connecting in rotary drum upper end rotary groove, and the lower extreme of rotary column is equipped with the commentaries on classics board, changes board and pawl cooperation installation, adjusts the position of pawl.

Further, adjustment mechanism still includes traveller, limiting plate, spacing spring and commentaries on classics piece, the limiting plate passes through the rotation axis and rotates to be connected in the upper surface of commentaries on classics board, and sliding connection has the traveller in the spout of limiting plate upper end, and the one end that the traveller was kept away from to the traveller is equipped with the commentaries on classics piece, changes the piece and rotates through the rotating turret of rotation axis and rotary drum inner wall to be connected, changes and is equipped with spacing spring between piece and the limiting plate, and the extrados of traveller is located to spacing spring movable sleeve, makes the more stability of the rotation process of commentaries on classics board.

Furthermore, slewing mechanism includes backup pad, rotor plate and extension arm, the backup pad sets up respectively in the extrados upper end of rotary drum, rotates through the pivot between two backup pads and is connected with the rotor plate, and the lower extreme of rotor plate is equipped with the extension arm, reduces the effort that makes the rotatory institute of screw exert.

Furthermore, slewing mechanism still includes the magnet piece, the magnet piece sets up in the extrados of handle, and the magnet piece is installed with the cooperation of extension arm, fixes the position of extension arm.

Further, the fixed cover of extrados of handle is equipped with fixed rubber sleeve, and the extrados of fixed rubber sleeve is equipped with the recess of installing with extension arm and magnet piece cooperation, and the fixed cover of extrados of rotary drum is equipped with the rotation rubber sleeve, increases and the frictional force between the palm.

Furthermore, the upper end of the rotary column penetrates out of the interior of the rotary drum and is provided with a shifting plate, so that the rotary column can be rotated conveniently.

Compared with the prior art, the beneficial effects of the utility model are that: this multi-functional screwdriver has following benefit:

insert the lower extreme head of swing arm in the pit on screw surface, only a pawl contacts with the ratchet this moment, then will add the arm and rotate to the horizontality, increase the length of power arm, reduce the required effort of rotating the rotary drum, cooperation through pawl and ratchet, make the rotary drum drive handle and swing arm carry out clockwise rotation or anticlockwise idle running, the function by idle running reaches the purpose of accelerating the screw rotation efficiency, the same thing, change the pawl that contacts with the ratchet, make the swing arm carry out anticlockwise rotation or clockwise idle running, conveniently rotate the screw, after using the completion, will add the arm and rotate to vertical state, adsorb the arm that will add through the magnet piece, make the arm that adds be in the recess of fixed rubber sleeve extrados, it receives the arm that adds to close, reduce the effort that personnel exerted at the rotation screw in-process, can more conveniently rotate the screw, improve the rotation efficiency of screw, can receive the arm that adds simultaneously, reduce the area of whole device, conveniently carry the whole device, make whole device have multiple functions.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the structure inside the rotary trough of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic view of the overlooking structure inside the rotary trough of the present invention.

In the figure: the device comprises a handle 1, a rotary rod 2, a rotary groove 3, a ratchet wheel 4, a rotary drum 5, a pawl 6, a spring 7, an adjusting mechanism 8, a rotary column 81, a sliding column 82, a rotary plate 83, a limiting plate 84, a limiting spring 85, a rotary block 86, a rotary mechanism 9, a supporting plate 91, a rotary plate 92, an extension arm 93, a magnet block 94, a fixed rubber sleeve 10, a rotary rubber sleeve 11 and a dial plate 12.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a multifunctional screwdriver comprises a handle 1, an adjusting mechanism 8 and a rotating mechanism 9;

a grip 1: the lower surface of the handle is provided with a rotary rod 2, the lower end head of the rotary rod 2 is inserted into a pit on the surface of a screw, so that the screw can be conveniently rotated, the upper surface of the handle 1 is provided with a rotary groove 3, the middle part of the bottom wall of the rotary groove 3 is provided with a ratchet 4, the interior of the rotary groove 3 is rotatably connected with a rotary drum 5, the top wall of a circular groove at the lower end of the rotary drum 5 is respectively rotatably connected with pawls 6 through a rotating shaft, the two pawls 6 are mutually symmetrical, the pawls 6 are both matched with the ratchet 4 for installation, when the rotary drum 5 rotates, the rotary drum 5 drives the handle 1 and the rotary rod 2 to rotate clockwise or idle anticlockwise through the matching of the pawls 6 and the ratchet 4, the purpose of accelerating the rotation efficiency of the screw is achieved through an idle rotation function, springs 7 are arranged between the side surface of the pawls 6, which is far away from the ratchet 4, and the inner wall of the rotary drum 5, so that the pawls 6 can be conveniently reset;

the adjusting mechanism 8: the adjusting mechanism 8 comprises a rotary column 81 and a rotary plate 83, the rotary column 81 is rotatably connected to the top wall of a rotary groove at the upper end of the rotary column 5 through a bearing, the lower end of the rotary column 81 is provided with the rotary plate 83, the rotary plate 83 and the pawl 6 are installed in a matched mode, the adjusting mechanism 8 further comprises a sliding column 82, a limiting plate 84, a limiting spring 85 and a rotary block 86, the limiting plate 84 is rotatably connected to the upper surface of the rotary plate 83 through a rotating shaft, the sliding column 82 is connected to the upper end of the limiting plate 84 in a sliding way, the rotary block 86 is arranged at one end, far away from the rotary column 81, of the sliding column 82, the rotary block 86 is rotatably connected with a rotary frame on the inner wall of the rotary column 5 through the rotating shaft, the limiting spring 85 is arranged between the rotary block 86 and the limiting plate 84, the limiting spring 85 is movably sleeved on the outer arc surface of the sliding column 82, under the elastic force of the limiting spring 85, the limiting plate 84 enables the rotary plate 83 to drive the rotary block 86 to move in the direction far away from the rotary block 86, the rotary plate 83 is enabled to be in contact with the adjacent pawl 6, the pawl 6 and enables the pawl 6 to be separated from the ratchet 4, only one ratchet 6 to be in contact with the ratchet 4, and the ratchet 4, similarly, the ratchet 4 is enabled that only one ratchet 6 is enabled to be in contact with the ratchet 4 to be replaced under the action of the rotary column 81, the ratchet 81, the reverse rotary column 85, the ratchet 81, the reverse rotary plate 85, the reverse rotary plate 81, the effect of the ratchet 4 is convenient for the ratchet 5, the ratchet 81, the ratchet 4, the ratchet 5, the ratchet 81 is convenient for the ratchet 4, the ratchet 81, the ratchet 5, the ratchet 81 is convenient for the ratchet 5 to rotate;

the rotating mechanism 9: set up in the extrados of rotary drum 5, slewing mechanism 9 includes backup pad 91, rotor plate 92 and extension arm 93, backup pad 91 sets up respectively in the extrados upper end of rotary drum 5, be connected with rotor plate 92 through the pivot rotation between two backup pads 91, the lower extreme of rotor plate 92 is equipped with extension arm 93, slewing mechanism 9 still includes magnet piece 94, magnet piece 94 sets up in the extrados of handle 1, magnet piece 94 and extension arm 93 cooperation installation, make backup pad 91 and rotor plate 92 relative rotation, will add extension arm 93 and rotate to the horizontality, increase the length of power arm, reduce the required effort of rotation rotary drum 5, after the use is accomplished, will add extension arm 93 and rotate to vertical state, adsorb extension arm 93 through magnet piece 94, make extension arm 93 be in the recess of the extrados of fixed rubber sleeve 10, it receives to add extension arm 93, reduce the occupation of land space of whole device, conveniently carry the whole device, the extrados fixed cover of handle 1 is equipped with fixed rubber sleeve 10, the extrados of fixed rubber sleeve 10 is equipped with and adds extension arm 93 and magnet piece 94 in the recess of installation, the outer cambered surface of the cooperation of the installation increases the friction of the whole device during the friction of the whole device, the personnel increases.

The utility model provides a pair of multifunctional screwdriver's theory of operation as follows: when the screw needs to be rotated, the lower end head of the rotary rod 2 is inserted into a concave pit on the surface of the screw, at the moment, under the action of the elastic force of the limiting spring 85, the limiting plate 84 drives the rotary plate 83 to move in the direction away from the rotary block 86, the rotary plate 83 is in contact with the adjacent pawl 6, the pawl 6 is separated from the ratchet 4, only one pawl 6 is ensured to be in contact with the ratchet 4, then the supporting plate 91 and the rotary plate 92 rotate relatively, the extension arm 93 rotates to the horizontal state, the length of the power arm is increased, the acting force required for rotating the rotary drum 5 is reduced, the rotary drum 5 drives the handle 1 and the rotary rod 2 to rotate clockwise or idle anticlockwise through the matching of the pawl 6 and the ratchet 4, the purpose of accelerating the rotation efficiency of the screw is achieved through the idle rotation function, similarly, the rotary column 81 is rotated through the retracting plate 12, the rotary plate 83 is in contact with the other pawl 6, the pawl 6 in contact with the ratchet 4 is replaced, the rotary rod 2 rotates anticlockwise or idle clockwise, the extension arm 93 rotates to the extension arm 93 to be in the vertical state, the integral extension arm is in the way of the extension arm, the extension arm 93, the integral rubber sleeve is convenient to carry out-carrying of the extension device, and the extension arm is convenient for carrying of the extension device 93, and the integral carrying of the extension device.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides a multi-functional screwdriver which characterized in that: comprises a grip (1), an adjusting mechanism (8) and a rotating mechanism (9);

grip (1): the lower surface of the handle is provided with a rotary rod (2), the upper surface of the handle (1) is provided with a rotary groove (3), the middle of the bottom wall of the rotary groove (3) is provided with a ratchet wheel (4), the interior of the rotary groove (3) is rotatably connected with a rotary drum (5), the top wall of a circular groove at the lower end of the rotary drum (5) is rotatably connected with pawls (6) through rotary shafts respectively, the two pawls (6) are symmetrical to each other, the pawls (6) are both installed in a matched manner with the ratchet wheel (4), and springs (7) are arranged between the side surfaces of the pawls (6) far away from the ratchet wheel (4) and the inner wall of the rotary drum (5);

adjusting mechanism (8): is arranged inside the rotary drum (5);

rotation mechanism (9): is arranged on the outer arc surface of the rotary drum (5).

2. The multifunctional screwdriver as recited in claim 1, wherein: the adjusting mechanism (8) comprises a rotary column (81) and a rotary plate (83), the rotary column (81) is rotatably connected to the top wall of a rotary groove at the upper end of the rotary drum (5) through a bearing, the rotary plate (83) is arranged at the lower end of the rotary column (81), and the rotary plate (83) and the pawl (6) are installed in a matched mode.

3. The multifunctional screwdriver as recited in claim 2, wherein: adjustment mechanism (8) still include traveller (82), limiting plate (84), spacing spring (85) and commentaries on classics piece (86), limiting plate (84) rotate through the rotation axis and connect in the upper surface of commentaries on classics board (83), sliding connection has traveller (82) in the spout of limiting plate (84) upper end, the one end that traveller (81) were kept away from in traveller (82) is equipped with commentaries on classics piece (86), commentaries on classics piece (86) rotate with the rotating turret of rotary drum (5) inner wall through the rotation axis and are connected, be equipped with spacing spring (85) between commentaries on classics piece (86) and limiting plate (84), the extrados of traveller (82) is located to spacing spring (85) movable sleeve.

4. The multifunctional screwdriver as recited in claim 1, wherein: the rotating mechanism (9) comprises supporting plates (91), rotating plates (92) and lengthening arms (93), the supporting plates (91) are arranged at the upper ends of the outer arc surfaces of the rotary drums (5) respectively, the rotating plates (92) are connected between the two supporting plates (91) in a rotating mode through rotating shafts, and the lengthening arms (93) are arranged at the lower ends of the rotating plates (92).

5. The multifunctional screwdriver as recited in claim 4, wherein: the rotating mechanism (9) further comprises a magnet block (94), the magnet block (94) is arranged on the outer arc surface of the handle (1), and the magnet block (94) is installed in a matched mode with the lengthening arm (93).

6. The multifunctional screwdriver as recited in claim 5, wherein: the outer arc surface of the handle (1) is fixedly sleeved with a fixed rubber sleeve (10), the outer arc surface of the fixed rubber sleeve (10) is provided with a groove which is matched with the lengthened arm (93) and the magnet block (94) for installation, and the outer arc surface of the rotary drum (5) is fixedly sleeved with a rotary rubber sleeve (11).

7. The multifunctional screwdriver as recited in claim 2, wherein: the upper end of the rotary column (81) penetrates through the interior of the rotary drum (5) and is provided with a poking plate (12).