CN215746590U

CN215746590U - Make things convenient for fixed drill bit of spanner

Info

Publication number: CN215746590U
Application number: CN202121566904.2U
Authority: CN
Inventors: 陈云
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-10
Filing date: 2021-07-10
Publication date: 2022-02-08
Anticipated expiration: 2031-07-10

Abstract

The utility model provides a drill bit convenient for fixing a wrench. The drill bit convenient for fixing the wrench comprises a drill bit body; the connecting device is fixed at the top of the drill bit body and used for connecting the drill bit body with external equipment, the connecting device comprises a connecting pipe sleeve, an internal thread used for being connected with the external equipment is arranged on the connecting pipe sleeve, and two horizontal tangent planes used for pressing a wrench from two sides of the connecting pipe sleeve are symmetrically arranged on the outer surface of the connecting pipe sleeve. The drill bit convenient to fix by the wrench is convenient and quick to connect the drill bit body to the driving equipment through the screw thread through the connecting device for use, the wrench can be more attached to the connecting pipe sleeve by arranging the two horizontal tangent planes at the outer side of the connecting pipe sleeve, the connecting device is convenient to rotate by using the wrench, and the wrench and the connecting pipe sleeve are prevented from slipping when the connecting pipe sleeve rotates due to the curved surface at the outer side of the connecting pipe sleeve.

Description

Make things convenient for fixed drill bit of spanner

Technical Field

The utility model relates to the technical field of drill bits, in particular to a drill bit convenient for fixing a wrench.

Background

Drilling refers to the operation of using a drill bit to machine a hole in a solid material, and comprises the drill bit and a driving device for driving the drill bit to rotate, an auxiliary tool required by drilling and a part of emergency measures.

When the drill bit drills, the drill bit can be abraded, so that installation and disassembly between the drill bit and the driving device need to be achieved, a conventional drill bit installation mode is bolt fixing and threaded connection, bolt fixing operation is complex, and connection between the drill bit and the driving device can be conveniently and quickly achieved by using threaded connection.

In prior art, when the drill bit of adoption threaded connection formula, in order to make the installation more firm, need use the spanner to drive the junction rotation of drill bit for it is more laborsaving to the rotation of drill bit junction, but because the junction is the cambered surface, can lead to unable fully laminating between spanner and the drill bit junction when rotating, the spanner produces easily and skids when rotating the spanner, and the inconvenient drill bit of screwing up.

Therefore, there is a need to provide a drill bit for facilitating the fixing of a wrench to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drill bit convenient for fixing a wrench, and solves the problems that the wrench is easy to slip and the drill bit is inconvenient to screw when the wrench is rotated.

In order to solve the technical problem, the drill bit convenient for fixing the wrench comprises a drill bit body;

the connecting device is fixed at the top of the drill bit body and used for connecting the drill bit body with external equipment, the connecting device comprises a connecting pipe sleeve, an internal thread used for being connected with the external equipment is arranged on the connecting pipe sleeve, and two horizontal tangent planes used for pressing a wrench from two sides of the connecting pipe sleeve are symmetrically arranged on the outer surface of the connecting pipe sleeve.

Preferably, the connecting pipe sleeve is fixed on the top of the drill bit body and is made of high manganese steel.

Preferably, the connecting pipe sleeve is fixed at the axis of the top of the drill bit body, and the height of the connecting pipe sleeve is 3 cm.

Preferably, the steel shaft connecting structure further comprises a mounting assembly, the mounting assembly comprises a groove and a connecting steel ring arranged in the groove, the bottom of the inner wall of the groove is fixedly connected with a steel shaft, and an arc-shaped inner groove matched with the steel shaft for use is formed in the connecting steel ring.

Preferably, the groove is formed in the top of the drill bit body, the connecting steel ring is fixed to the bottom of the connecting pipe sleeve, and the connecting steel ring is matched with the groove.

Preferably, the steel shaft and the arc-shaped inner grooves are consistent in number and are arranged in a one-to-one correspondence manner, and the outer surfaces of the steel shaft and the arc degrees of the arc-shaped inner grooves are consistent.

Preferably, the bottom of the inner wall of the groove is provided with a thread groove, the thread groove is connected with a fixing bolt in a threaded manner, and the top of the fixing bolt penetrates through the connecting steel ring to fix the connecting steel ring in the groove.

Compared with the related art, the drill bit convenient for fixing the wrench provided by the utility model has the following beneficial effects:

the drill bit body is conveniently and quickly connected to a driving device through threads through the connecting device for use, the wrench and the connecting pipe sleeve can be more attached through the arrangement of the two horizontal tangent planes on the outer side of the connecting pipe sleeve, the connecting device is convenient to rotate through the wrench, the phenomenon that the wrench and the connecting pipe sleeve slide when the connecting pipe sleeve rotates due to the fact that the curved surface on the outer side of the connecting pipe sleeve rotates is avoided, and the connecting pipe sleeve can be fully screwed when the drill bit body is installed.

Drawings

FIG. 1 is a schematic structural view of a first embodiment of a drill bit of the present invention for facilitating wrench locking;

FIG. 2 is a perspective view of the connecting tube sleeve shown in FIG. 1;

FIG. 3 is a side view of the connecting tube sleeve of FIG. 2;

FIG. 4 is a schematic structural view of a second embodiment of a drill bit of the present invention for facilitating wrench locking;

FIG. 5 is a schematic diagram of a top view of the bit body of FIG. 4.

Reference numbers in the figures:

1. a drill bit body;

2. the connecting device 21 is connected with the pipe sleeve 22, the internal thread 23 is a horizontal section;

3. the mounting assembly comprises a mounting assembly 31, a groove 32, a connecting steel ring 33, a steel shaft 34 and an arc-shaped inner groove;

4. a thread groove; 5. and (5) fixing the bolt.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

First embodiment

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural view of a drill bit facilitating wrench fixing according to a first embodiment of the present invention; FIG. 2 is a perspective view of the connecting tube sleeve shown in FIG. 1; fig. 3 is a schematic structural view of a side view portion of the connecting tube sleeve shown in fig. 2. Make things convenient for fixed drill bit of spanner to include: a drill body 1;

the connecting device 2 is fixed at the top of the drill bit body 1 and used for connecting the drill bit body 1 with external equipment, the connecting device 2 comprises a connecting pipe sleeve 21, an internal thread 22 used for being connected with the external equipment is arranged on the connecting pipe sleeve 21, and two horizontal tangent planes 23 used for pressing a wrench from two sides of the connecting pipe sleeve 21 are symmetrically arranged on the outer surface of the connecting pipe sleeve 21.

There is the spiral opening of round in the outside of drill bit body 1, sets up internal thread 22 and makes things convenient for and drive arrangement to realize threaded connection, drives drill bit body 1 rotation through mechanical equipment and drills, when carrying out the drilling to materials such as panel, the sweeps that produce can discharge through the spiral opening on the drill bit body 1, can not accumulate inside the opening that drill bit body 1 drilled out.

The connecting pipe sleeve 21 is fixed on the top of the drill bit body 1, and the connecting pipe sleeve 21 is made of high manganese steel.

The high manganese steel has excellent wear resistance and sufficient strength, so that the connection pipe sleeve 21 can be prevented from deforming when the connection pipe sleeve 21 is screwed by a wrench, the internal thread 22 can be placed to generate abrasion after being used for multiple times, and the service life of the connection device 2 is prolonged.

The connecting pipe sleeve 21 is fixed at the axis of the top of the drill bit body 1, and the height of the connecting pipe sleeve 21 is 3 cm.

The dimensions of the connecting sleeve 21 can also be tailored to the requirements of the actual use.

The working principle of the drill bit convenient for fixing the wrench provided by the utility model is as follows:

when the drill bit body 1 is required to be installed on a driving device, the connecting pipe sleeve 21 can be rotated, threaded connection is achieved through the internal threads 22 and external threads on the driving device, after the connecting pipe sleeve 21 is rotated for a plurality of circles manually, a wrench can be used for clamping the connecting pipe sleeve 21 from the outer side of the connecting pipe sleeve 21, the connecting pipe sleeve 21 is made to fall on a jaw of the wrench, the wrench is abutted to horizontal tangent planes 23 on two sides of the connecting pipe sleeve 21, the connecting pipe sleeve 21 and the wrench are made to be more attached, the wrench is conveniently rotated to drive the connecting pipe sleeve 21 to rotate through manual rotation, the connecting pipe sleeve 21 is made to be more labor-saving in rotation, the connecting pipe sleeve 21 is conveniently screwed to the driving device through threaded connection, or the connecting pipe sleeve 21 is separated from the external driving device, and installation and disassembly of the drill bit body 1 are facilitated.

through connecting device 2 convenient quick with drill bit body 1 through threaded connection to use on the drive apparatus to through setting up two horizontal tangent planes 23 in the connecting pipe box 21 outside, can make spanner and connecting pipe box 21 laminate more, conveniently use the spanner to rotate connecting device 2, avoid connecting pipe box 21 outside curved surface to lead to skidding between the spanner and the connecting pipe box 21 when rotating, make when installing drill bit body 1, can make connecting pipe box 21 can be fully screwed up.

Second embodiment

Referring to fig. 4 and 5, a drill bit for facilitating wrench fastening is provided according to a first embodiment of the present application, and another drill bit for facilitating wrench fastening is provided according to a second embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the drill bit based on convenient wrench fixing provided by the second embodiment of the present application is different in that the drill bit based on convenient wrench fixing further comprises

Still include installation component 3, installation component 3 includes recess 31 and the connection steel ring 32 of setting in recess 31 inside, the bottom fixedly connected with steel axle 33 of recess 31 inner wall, seted up on the connection steel ring 32 with the arc inside groove 34 that steel axle 33 cooperation was used.

The groove 31 and the connecting steel ring 32 are both annular, and the axes of the groove 31 and the connecting steel ring 32 and the axis of the drill bit body 1 are both in the same vertical direction.

The groove 31 is formed in the top of the drill body 1, the connecting steel ring 32 is fixed to the bottom of the connecting pipe sleeve 21, and the connecting steel ring 32 is matched with the groove 31.

The connecting steel ring 32 fits inside the groove 31.

The steel shaft 33 and the arc-shaped inner grooves 34 are consistent in number and are arranged in a one-to-one correspondence manner, and the outer surface of the steel shaft 33 and the arcs of the arc-shaped inner grooves 34 are consistent.

Each steel shaft 33 is correspondingly disposed inside one of the arc-shaped inner grooves 34.

The bottom of the inner wall of the groove 31 is provided with a thread groove 4, the thread groove 4 is connected with a fixing bolt 5 in a threaded manner, and the top of the fixing bolt 5 penetrates through the connecting steel ring 32 to fix the connecting steel ring 32 in the groove 31.

The connecting steel ring 32 is provided with through holes to facilitate the fixing bolts 5 to pass through the connecting steel ring 32, and each fixing bolt 5 passes through an opening on the connecting steel ring 32.

will connect steel ring 32 through fixing bolt 5 and fix in the inside of recess 31, make things convenient for quick connection and separation between connecting device 2 and the drill bit body 1, can realize the change of drill bit body 1 fast when drill bit body 1 wearing and tearing, and when connecting device 2 drove drill bit body 1 and rotates, adopt steel shaft 33 as the stress point, avoid using fixing bolt 5 atress to lead to fixing bolt 5 excessive wearing and tearing or fracture, security when guaranteeing connecting device 2 to drive drill bit body 1 and rotate.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A drill bit convenient for fixing a wrench is characterized by comprising: a drill bit body; the connecting device is fixed at the top of the drill bit body and used for connecting the drill bit body with external equipment, the connecting device comprises a connecting pipe sleeve, an internal thread used for being connected with the external equipment is arranged on the connecting pipe sleeve, and two horizontal tangent planes used for pressing a wrench from two sides of the connecting pipe sleeve are symmetrically arranged on the outer surface of the connecting pipe sleeve.

2. The drill bit facilitating wrench fixing as claimed in claim 1, wherein the connection sleeve is fixed to the top of the drill bit body, and the connection sleeve is made of high manganese steel.

3. The drill bit facilitating wrench fixing as claimed in claim 1, wherein the connecting sleeve is fixed at the axial center of the top of the drill bit body, and the height of the connecting sleeve is 3 cm.

4. The drill bit convenient for fixing of a wrench as claimed in claim 1, further comprising a mounting assembly, wherein the mounting assembly comprises a groove and a connecting steel ring arranged inside the groove, a steel shaft is fixedly connected to the bottom of the inner wall of the groove, and an arc-shaped inner groove matched with the steel shaft is formed in the connecting steel ring.

5. The drill bit convenient for fixing of a wrench as claimed in claim 4, wherein the groove is opened at the top of the drill bit body, the connecting steel ring is fixed at the bottom of the connecting pipe sleeve, and the connecting steel ring is matched with the groove.

6. The drill bit facilitating wrench fixing as claimed in claim 5, wherein the steel shaft and the arc-shaped inner grooves are provided in a uniform number and in a one-to-one correspondence, and the outer surface of the steel shaft and the arc-shaped inner grooves have a uniform arc.

7. The drill bit convenient for fixing of a wrench as claimed in claim 6, wherein a threaded groove is formed at the bottom of the inner wall of the groove, a fixing bolt is connected to the threaded groove in a threaded manner, and the top of the fixing bolt penetrates through the connecting steel ring to fix the connecting steel ring inside the groove.