CN222843992U - Reinforced type screwdriver bit tool set - Google Patents

Abstract

The utility model discloses a reinforced screwdriver bit tool set, including a handle and a screwdriver bit rod, the tail end of the screwdriver bit rod is connected with a socket, the head end of the handle is fixed with a sleeve, the sleeve is sleeved with the socket, the side wall of the socket is provided with a pin that can be elastically contracted into the socket, and the side wall of the sleeve is provided with a positioning pin hole that can accommodate the pin to pass through; the socket is set as a polygonal structure, and the inner cavity of the sleeve is adapted to the socket structure. Based on the use of a polygonal structure to position the screwdriver bit axially, the utility model adopts a pin and a positioning pin hole to be plugged and matched, further strengthening the axial rotation limit of the screwdriver bit, while preventing the screwdriver bit from falling off, thereby enhancing the overall use performance of the screwdriver bit tool.

Description

Reinforced type screwdriver bit tool set

Technical Field

The utility model relates to the technical field of tool bits, in particular to a reinforced tool bit set.

Background

The screwdriver head is a part used for screwing or unscrewing a screw on an electric or manual tool and can be divided into a plurality of types such as a straight type, a cross type, a rice type, a square type, a hexagon type and the like according to different head types.

In the actual use process, the screwdriver bit is required to be inserted into tools such as an electric drill, a handle and the like to form a screwdriver bit tool for loosening and screwing screws, however, the traditional screwdriver bit tool only depends on nesting cooperation between the screwdriver bit tail end of a polygonal structure and the tool to realize axial rotation positioning of the screwdriver bit and the tool, and the axial rotation positioning mode is easy to lose efficacy due to deformation of the edge of the tail end of the screwdriver bit caused by overlarge stress of the screwdriver bit, so that the screwdriver bit is in slipping, and normal use of the screwdriver bit tool is affected.

Disclosure of utility model

The utility model aims to provide a reinforced type screwdriver bit tool set, which adopts pin posts and positioning pin holes to be in plug-in fit on the basis of axially rotating and positioning a screwdriver bit by utilizing a polygonal structure, so that the axial rotation limit of the screwdriver bit is further reinforced, the screwdriver bit can be prevented from falling off, and the integral use performance of the screwdriver bit tool is enhanced.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a first instrument stack is criticized to strenghthened type, includes the handle and criticizes the head pole, the tail end connection who criticizes the head pole has the cassette, the head end of handle is fixed with the cutting ferrule, cutting ferrule and cassette joint cooperation, be provided with the round pin post that can elastic contraction to in the cassette on the cassette lateral wall, set up the location pinhole that can hold the round pin post to pass on the cutting ferrule lateral wall.

Preferably, the clamping seat is of a polygonal structure, and the inner cavity of the clamping sleeve is matched with the clamping seat in structure.

Preferably, the number of the head rod is two, the two head rods are respectively connected with two ends of the clamping seat and distributed along the same length direction, and the handle is provided with a through hole for accommodating the head rod to be inserted.

Preferably, the pin is provided with a pair of pin, a pair of pin symmetric distribution is on two lateral walls of cassette, two location pinholes have been seted up to the symmetry on the cutting ferrule.

Preferably, the inside cavity that has offered of cassette, a pair of the round pin post all stretches into in the cavity and is provided with the dog, a pair of be provided with the spring between the dog.

Preferably, the two clamping seats are symmetrically arranged along the length direction, the two clamping seats are fixedly connected, the tail end of the head rod is provided with a connecting end head with a polygonal structure, and the connecting end head is fixedly embedded between the two clamping seats.

Preferably, a plurality of grooves are formed in the outer wall of the handle along the length direction, a hand guard is arranged at one end of the handle, facing the clamping sleeve, of the handle, two ends of the hand guard are bent towards the handle, and a rear end plate is connected to the tail end of the handle.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, through the arrangement of the two head-scraping rods, the clamping seat and the clamping sleeve, one head-scraping rod penetrates through the clamping sleeve and is inserted into the through hole, the clamping seat with the polygonal structure is nested and matched with the clamping sleeve to perform axial rotation positioning, at the moment, the handle is held by hand, the clamping seat can be pulled away from the clamping sleeve by using the head-scraping rod positioned outside the handle in a reverse direction, the clamping seat is turned to be nested with the clamping sleeve, and the other head-scraping rod can be used for performing mechanical operation, so that the conversion of double heads is realized.

According to the utility model, through the arrangement of the pin posts and the positioning pin holes, after the clamping seat is nested and matched with the clamping sleeve, the pair of pin posts on the clamping seat penetrate through the positioning pin holes on the clamping sleeve under the pushing action of the elastic force of the spring, so that the axial rotation limit of the clamping seat and the clamping sleeve can be further enhanced, the slipping phenomenon of the clamping seat and the clamping sleeve caused by overlarge application force of the head-scraping tool is prevented, the sleeving stability of the clamping seat and the clamping sleeve is improved, the head-scraping rod is prevented from falling off from the handle, the integral use performance of the head-scraping tool is improved, in addition, the clamping seat can be pulled out of the clamping sleeve by pressing the pair of pin posts embedded into the clamping seat, and the operation is convenient.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a cross-sectional view of a cartridge of the present utility model;

fig. 4 is a schematic view of the structure of the handle of the present utility model.

In the figure, 1, a handle; 2, a head-scraping rod, 3, a clamping seat, 4, a clamping sleeve, 5, a hand guard, 6, a through hole, 7, a pin post, 8, a positioning pin hole, 9, a cavity, 10, a stop block, 11, a spring, 12, a connecting end, 13, a groove, 14 and a rear end plate.

Detailed Description

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Examples

Referring to fig. 1 to 4, the present utility model preferably provides the following technical solutions:

The utility model provides a first instrument stack is criticized to strenghthened type, includes handle 1 and criticizes first pole 2, and the tail end that criticizes first pole 2 is connected with cassette 3, and the head end of handle 1 is fixed with cutting ferrule 4, and cutting ferrule 4 cup joints the cooperation with cassette 3, is provided with the round pin post 7 that can elastic contraction to in the cassette 3 on the cassette 3 lateral wall, has offered the location pinhole 8 that can hold round pin post 7 to pass on the cutting ferrule 4 lateral wall, through the nested cooperation of cassette 3 and cutting ferrule 4, can make criticize first pole 2 and connect on handle 1. The clamping seat 3 is arranged into a polygonal structure, the inner cavity of the clamping sleeve 4 is matched with the clamping seat 3 in structure, the clamping seat 3 and the clamping sleeve 4 can be axially and rotationally positioned, then, the handle 1 is held by hand, the mechanical screw can be disassembled and screwed by utilizing the head rod 2, after the clamping seat 3 is in nested fit with the clamping sleeve 4, the pin 7 passes through the positioning pin hole 8 on the clamping sleeve 4, the axial rotation limit of the clamping seat 3 and the clamping sleeve 4 can be further enhanced, the slipping phenomenon of the clamping seat 3 and the clamping sleeve 4 caused by overlarge force of the head tool is prevented, the sleeving stability of the clamping seat 3 and the clamping sleeve 4 is improved, the head rod 2 is prevented from falling off from the handle 1, the integral service performance of the head tool is improved,

In this embodiment, the number of the head rod 2 is two, the two head rods 2 are respectively connected with two ends of the clamping seat 3 and distributed along the same length direction, the handle 1 is provided with a through hole 6 which can accommodate the insertion of the head rod 2, the clamping seat 3 is pulled away from the clamping sleeve 4 to carry out direction turning, and the conversion use between the two head rods 2 can be realized.

Further, in this embodiment, the pin 7 is provided with a pair of, a pair of pin 7 symmetric distribution is on two lateral walls of cassette 3, two location pin holes 8 have been seted up to the symmetry on the cutting ferrule 4, a pair of pin 7 and two location pin holes 8 peg graft the cooperation respectively, can be to cassette 3 and the relative stable location of cutting ferrule 4, cavity 9 has been seted up to the inside cassette 3, a pair of pin 7 all stretches into cavity 9 and is provided with dog 10, be provided with spring 11 between a pair of dog 10, utilize spring 11 can release a pair of pin 7 to be used for pegging graft with location pin hole 8, press a pair of pin 7 embedding cassette 3 in, can take cassette 3 out cutting ferrule 4, the operation of being convenient for.

Further, the two clamping seats 3 are symmetrically arranged along the length direction, the two clamping seats 3 are fixedly connected, the tail end of the head rod 2 is provided with a connecting end head 12 with a polygonal structure, and the connecting end head 12 is fixedly embedded between the two clamping seats 3, so that the head tool is beneficial to production and assembly. A plurality of grooves 13 are formed in the outer wall of the handle 1 along the length direction, an anti-skidding effect is achieved, a hand guard 5 is arranged at one end of the handle 1, facing the cutting sleeve 4, of the hand guard 5, and two ends of the hand guard 5 are bent towards the handle 1 and used for preventing the hand from being scratched by a workpiece. The tail end of the handle 1 is connected with a rear end plate 14, which is convenient for the vertical placement of the tool and can prevent the handle 1 from slipping off the hand.

When the tool is used, one of the head rods 2 penetrates through the clamping sleeve 4 to be inserted into the through hole 6, the clamping seat 3 is in nested fit with the clamping sleeve 4, meanwhile, the pair of pins 7 on the clamping seat 3 penetrate through the positioning pin holes 8 on the clamping sleeve 4 under the pushing of the elastic force of the spring 11, the clamping seat 3 and the clamping sleeve 4 are relatively positioned, at the moment, the handle 1 is held by hand, the head rods 2 outside the handle 1 can be utilized to mechanically operate, the pair of pins 7 are pressed into the clamping seat 3, the clamping seat 3 can be pulled out of the clamping sleeve 4, the clamping seat 3 is in nested rotation direction with the clamping sleeve 4, the other head rods 2 can be utilized to mechanically operate, the conversion of double heads is realized, further, the clamping seat 3 is arranged into a polygonal structure and is in nested fit with the clamping sleeve 4, further, the clamping seat 3 can be prevented from rotating and slipping in the clamping sleeve 4, the pin 7 and the positioning pin holes 8 can be further reinforced by axial rotation limiting force of the clamping seat 3 and the clamping sleeve 4, the head tool is prevented from slipping caused by too much, the whole head tool is prevented from slipping, the whole head rod 3 and the whole tool is prevented from slipping due to the fact that the clamping seat 2 is prevented from slipping from the whole head rod 2.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The detachable mounting mode is various, for example, the detachable mounting mode can be matched with the buckle through plugging, for example, the detachable mounting mode can be realized through a bolt connection mode, and the like.

The conception, specific structure, and technical effects produced by the present utility model are clearly and completely described above in connection with the embodiments and the drawings so as to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation.

The foregoing embodiments are provided for further explanation of the present utility model and are not to be construed as limiting the scope of the present utility model, and some insubstantial modifications and variations of the present utility model, which are within the scope of the utility model, will be suggested to those skilled in the art in light of the foregoing teachings.

Claims (7)

1. The utility model provides a strenghthened type is criticized first instrument stack, includes handle (1) and criticizes first pole (2), its characterized in that:

the tail end of the head rod (2) is connected with a clamping seat (3), a clamping sleeve (4) is fixed at the head end of the handle (1), the clamping sleeve (4) is in sleeve joint with the clamping seat (3), a pin (7) capable of elastically shrinking into the clamping seat (3) is arranged on the side wall of the clamping seat (3), and a positioning pin hole (8) capable of allowing the pin (7) to pass through is formed in the side wall of the clamping sleeve (4).

2. A reinforced tool set for a screwdriver bit as in claim 1, wherein the clamping seat (3) is of polygonal structure, and the inner cavity of the clamping sleeve (4) is matched with the clamping seat (3) in structure.

3. The reinforced tool set for screwdriver bits of claim 1, wherein two screwdriver bits rods (2) are provided, the two screwdriver bits rods (2) are respectively connected with two ends of the clamping seat (3) and distributed along the same length direction, and the handle (1) is provided with a through hole (6) capable of accommodating the screwdriver bits rods (2) to be inserted.

4. The reinforced tool set for screwdriver bits as claimed in claim 1, wherein the pins (7) are provided with a pair, the pins (7) are symmetrically distributed on two side walls of the clamping seat (3), and the clamping sleeve (4) is symmetrically provided with two positioning pin holes (8).

5. A reinforced tool set for a screwdriver bit as in claim 4, wherein the cartridge (3) has a cavity (9) formed therein, a pair of pins (7) each extending into the cavity (9) and having a stop (10), and a spring (11) disposed between the pair of stops (10).

6. The reinforced tool set for screwdriver bits according to claim 1, wherein two clamping seats (3) are symmetrically arranged along the length direction, the two clamping seats (3) are fixedly connected, a connecting end head (12) with a polygonal structure is arranged at the tail end of the screwdriver bit rod (2), and the connecting end head (12) is fixedly embedded between the two clamping seats (3).

7. The reinforced tool set for screwdriver bits of claim 1, wherein a plurality of grooves (13) are formed in the outer wall of the handle (1) along the length direction, a hand guard (5) is arranged at one end of the handle (1) facing the clamping sleeve (4), two ends of the hand guard (5) are bent towards the handle (1), and a rear end plate (14) is connected to the tail end of the handle (1).