CN213259199U

CN213259199U - Multifunctional screwdriver

Info

Publication number: CN213259199U
Application number: CN202021989916.1U
Authority: CN
Inventors: 黄辉明; 黄金锋; 刘晨
Original assignee: Xiamen University
Current assignee: Xiamen University
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-25
Anticipated expiration: 2030-09-11

Abstract

A multifunctional screwdriver comprises a handle cover, a handle head, a handle assembly and a stud bolt; the handle assembly comprises a plurality of sections of handle rings which are detachably assembled, a through hole is formed in the side surface of each section of handle ring, and an embedded hole is formed in each section of handle ring along the axial direction; the embedded holes are communicated and correspondingly arranged so as to be used for placing screwdriver heads of different types and specifications; a nut sleeve is arranged in the center of the handle ring; one end of the handle head is provided with a quick chuck to be connected with screwdriver heads of different types and specifications; the center of the other end of the handle head and the center of the handle cover are both provided with screw holes; the stud sequentially penetrates through the screw hole of the handle cover, the nut sleeve of the handle ring and the screw hole of the handle head so as to connect and assemble the handle cover, the handle ring and the handle head. Overall structure is compact, multiple functional, and is high-efficient convenient, has the function of screwdriver and spanner concurrently, also can form the short handle screwdriver to carry out the rotation operation to narrow space screw, improve work efficiency.

Description

Multifunctional screwdriver

Technical Field

The utility model relates to a screwdriver field especially relates to a multifunctional screwdriver.

Background

A screwdriver is a common tool used to turn a screw to a desired position, and problems are often encountered during everyday use of a screwdriver: 1. the screwdriver with the changeable long handle and the changeable short handle is urgently needed because the screwdriver cannot be placed in due to too small space required to operate and the screwdriver handle are too long, and the screwdriver cannot be screwed into a screw; 2. the nut can follow the commentaries on classics when the screwdriver is screwed, and the common way is that one hand is held pliers and is cliied the nut, and screw is screwed to one hand, but pliers are difficult at times to the tight nut of clamp, often can bump the condition that the hand just in time did not have the pliers in addition to lead to the unable screw of screwing.

Disclosure of Invention

An object of the utility model is to solve the above-mentioned problem among the prior art, provide a multifunctional screwdriver, overall structure is compact, multiple functional, and is high-efficient convenient, has the function of screwdriver and spanner concurrently, also can form the short-handled screwdriver.

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

a multifunctional screwdriver comprises a handle cover, a handle head, a handle assembly and a stud bolt; the handle assembly comprises a plurality of sections of handle rings which are detachably assembled, a through hole is formed in the side surface of each section of handle ring, and an embedded hole is formed in each section of handle ring along the axial direction; the embedded holes are communicated and correspondingly arranged so as to be used for placing screwdriver heads of different types and specifications; a nut sleeve is arranged in the center of the handle ring; one end of the handle head is provided with a quick chuck to be connected with screwdriver heads of different types and specifications; the center of the other end of the handle head and the center of the handle cover are both provided with screw holes; the stud sequentially penetrates through the screw hole of the handle cover, the nut sleeve of the handle ring and the screw hole of the handle head so as to connect and assemble the handle cover, the handle ring and the handle head.

The utility model discloses in, every section handle ring all be equipped with the location boss along the axial and with the handle ring locating hole of location boss adaptation, adjacent two sections handle rings are pegged graft through the location boss and are assembled in the handle ring locating hole.

Two sets of positioning bosses and handle ring positioning holes are symmetrically arranged.

The other end of the handle head is provided with a handle head positioning hole so that the positioning boss on the handle ring is inserted in the handle head positioning hole.

The utility model discloses in, the via hole of every section handle ring all is equipped with threely, and its equipartition symmetry is located on the handle ring.

The utility model discloses in, the embedded hole of every section handle ring all is equipped with threely, on the handle ring was located to its equipartition symmetry.

Compared with the prior art, the utility model discloses technical scheme obtains beneficial effect is:

the utility model discloses a form through stud with multisection handle ring and handle head, handle lid connection, overall structure is compact, multiple functional, and is high-efficient convenient, has the function of screwdriver and spanner concurrently, also can form the short handle screwdriver to carry out the rotation operation to narrow little space screw, the screwdriver head can also be changed simultaneously, with the screw that adapts to different shape screw heads, possesses multi-functional characteristic, effectively solves some problems of traditional screwdriver, improves work efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is one of the schematic structural views of the handle ring;

FIG. 4 is one of the schematic structural views of the handle ring;

FIG. 5 is a schematic view of the structure of the handle cover;

FIG. 6 is a schematic structural view of a stud bolt;

FIG. 7 is a schematic view of the use of the short handle screwdriver;

fig. 8 is a schematic view of the use configuration of the nut socket wrench.

Reference numerals: the handle comprises a handle cover 1, a handle ring 2, a handle head 3, a screwdriver head 4, a stud bolt 5, a handle cover screw hole 11, a through hole 21, an embedded hole 22, a nut sleeve 23, a handle ring positioning hole 24, a positioning boss 25, a handle head screw hole 31 and a handle head positioning hole 32.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention clearer and more obvious, the following description is made in detail with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 6, the present embodiment includes a handle cover 1, a handle head 3, a handle assembly, and a stud bolt 5;

the handle assembly comprises a plurality of sections of handle rings 2 which are detachably assembled, specifically, in the embodiment, the handle rings 2 are composed of handle rings with nut sleeves 23 of different specifications, and the nut sleeves 23 are arranged in the centers of the handle rings 2; each handle ring 2 is provided with a positioning boss 25 and a handle ring positioning hole 24 matched with the positioning boss 25 along the axial direction, two adjacent handle rings 2 are inserted into the handle ring positioning hole 24 through the positioning boss 25 for assembly, and two groups of positioning bosses and two groups of handle ring positioning holes are symmetrically arranged in the embodiment; the side surface of each handle ring 2 is provided with a through hole 21, and each handle ring 2 is provided with an embedded hole 22 along the axial direction; the embedded holes 22 are correspondingly communicated and used for placing screwdriver heads 4 of different types and specifications;

one end of the handle head 3 is provided with a quick chuck to be connected with screwdriver heads 4 of different types and specifications, so that the screwdriver heads 4 can be replaced conveniently; the center of the other end of the handle head 3 is provided with a handle head screw hole 31;

a handle cover screw hole 11 is arranged in the center of the handle cover 1;

the stud bolt 5 passes through the handle cover screw hole 11, the nut sleeve 23 of the handle ring 2 and the handle head screw hole 31 of the handle head 3 in sequence so as to connect and assemble the handle cover 1, the handle ring 2 and the handle head 3.

Specifically, the other end of the handle head 3 is provided with a handle head positioning hole 32, so that the positioning boss 25 on the handle ring 2 is inserted into the handle head positioning hole 32.

In this embodiment, each section of handle ring 2 has three through holes 21 and three embedded holes 22, which are uniformly and symmetrically disposed on the handle ring 2.

The utility model discloses an assembly method as follows:

the handle head 3 is provided with a handle head screw hole 31 and a handle head positioning hole 32, the positioning boss 25 of the first handle ring 2 is inserted into the handle head positioning hole 32, then the rest handle rings 2 are sequentially installed, the positioning bosses 25 and the handle ring positioning holes 24 between every two handle rings 2 are mutually matched to prevent the handle rings 2 from rotating mutually, and after the handle rings 2 are installed, the whole screwdriver is assembled and connected by penetrating a stud bolt 5 through the handle cover screw hole 11, the nut sleeve 23 of the handle ring 2 and the handle head screw hole 31 of the handle head 3; when the handle ring 2 is assembled, the embedded holes 22 formed by matching the multiple sections of the handle ring 2 can store screwdriver bits 4 with different types and specifications.

The utility model discloses a use method as follows:

1. as shown in fig. 7, when a short-handled screwdriver is needed in a narrow space, the handle cover 1 can be unscrewed, the handle rings 2 and the screwdriver bits 4 of different types and specifications stored in the embedded holes 22 can be sequentially removed, the stud bolts 5 are removed from the handle heads 3, the screwdriver bits 4 are selected according to working requirements and are installed through the quick chucks on the handle heads 3, and the single handle head 3 forms the short-handled screwdriver meeting the working requirements.

2. As shown in fig. 8, when the socket wrench is needed, the handle cover 1 can be unscrewed, the handle ring containing the nut socket 23 of the needed specification is selected and removed, the handle cover 1 is covered, the screwdriver still retains the screwdriver function, and the removed handle ring 2 is sleeved with one or more sections of screwdriver bits 4 of different types and specifications stored in the embedded hole 22 at the side through hole 21, so that the socket wrench meeting the work requirement can be formed, and the matched use of the screwdriver and the socket wrench can solve the problem of operation failure caused by the following rotation of the nut connected with the screwdriver when the screwdriver screws or unscrews the bolt in many scenes, thereby well improving the work quality and the work efficiency.

Claims

1. A multifunctional screwdriver is characterized in that: comprises a handle cover, a handle head, a handle assembly and a stud bolt; the handle assembly comprises a plurality of sections of handle rings which are detachably assembled, a through hole is formed in the side surface of each section of handle ring, and an embedded hole is formed in each section of handle ring along the axial direction; the embedded holes are communicated and correspondingly arranged so as to be used for placing screwdriver heads of different types and specifications; a nut sleeve is arranged in the center of the handle ring; one end of the handle head is provided with a quick chuck to be connected with screwdriver heads of different types and specifications; the center of the other end of the handle head and the center of the handle cover are both provided with screw holes; the stud sequentially penetrates through the screw hole of the handle cover, the nut sleeve of the handle ring and the screw hole of the handle head so as to connect and assemble the handle cover, the handle ring and the handle head.

2. The multifunctional screwdriver as claimed in claim 1, wherein: every section handle ring all is equipped with the handle ring locating hole of location boss and with location boss adaptation along the axial, and two sections adjacent handle rings are pegged graft in the handle ring locating hole through the location boss and are assembled.

3. The multifunctional screwdriver as claimed in claim 2, wherein: two sets of positioning bosses and handle ring positioning holes are symmetrically arranged.

4. The multifunctional screwdriver as claimed in claim 2, wherein: the other end of the handle head is provided with a handle head positioning hole so that the positioning boss on the handle ring is inserted in the handle head positioning hole.

5. The multifunctional screwdriver as claimed in claim 1, wherein: the through hole of every section handle ring all is equipped with three, and its equipartition symmetry is located on the handle ring.

6. The multifunctional screwdriver as claimed in claim 1, wherein: the embedded hole of every section handle ring all is equipped with threely, and its equipartition symmetry is located on the handle ring.