CN212498357U

CN212498357U - Electric drill for communication engineering construction convenient to change drill bit

Info

Publication number: CN212498357U
Application number: CN202020989467.4U
Authority: CN
Inventors: 邓学龙
Original assignee: Shanghai Longpu Communication Engineering Co ltd
Current assignee: Shanghai Longpu Communication Engineering Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-02-09
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses an electric drill for communication engineering construction convenient to change drill bit, including electric drill body and casing, the equal fixedly connected with backup pad in left top of casing inner chamber and bottom, the left side at casing top and the left side of bottom all have the bolt through bearing swing joint, the one end that the bolt is relative all runs through to the inner chamber of casing and threaded connection has the screwed pipe, backup pad and fixedly connected with splint are all run through to the one end that the screwed pipe is relative, the left side of casing is run through and is provided with the drill bit, the right-hand member of drill bit runs through to the inner chamber of casing. The utility model discloses possess and be convenient for change drill bit and fixed stable advantage, solved current electric drill for communication engineering construction, when installing the drill bit, all be simple generally and press from both sides tightly the drill bit, can't carry out effectual joint to the drill bit, lead to the drill bit to drop easily in high-speed use to the problem of electric drill suitability has been reduced.

Description

Electric drill for communication engineering construction convenient to change drill bit

Technical Field

The utility model relates to an electric drill technical field specifically is an electric drill for communication engineering construction convenient to change drill bit.

Background

The working principle of the electric drill is that a motor rotor of an electromagnetic rotary type or electromagnetic reciprocating type small-capacity motor does magnetic field cutting work-doing operation, and the operation device is driven by a transmission mechanism to drive a gear to increase the power of a drill bit, so that the drill bit scrapes the surface of an object and better penetrates the object.

The existing electric drill for communication engineering construction is generally simple to clamp a drill bit when the drill bit is installed, and cannot be clamped effectively, so that the drill bit is easy to fall off in the high-rotation-speed use process, and the applicability of the electric drill is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric drill for communication engineering construction convenient to change drill bit possesses the drill bit of being convenient for to change and fixed stable advantage, has solved current electric drill for communication engineering construction, when installing the drill bit, all is generally simple to press from both sides the drill bit tightly, can't carry out effectual joint to the drill bit, leads to the drill bit to drop easily in high-speed use to the problem of electric drill suitability has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: an electric drill for communication engineering construction convenient for replacing a drill bit comprises an electric drill body and a shell, wherein a supporting plate is fixedly connected to the left top and the bottom of an inner cavity of the shell, bolts are movably connected to the left side of the top and the left side of the bottom of the shell through bearings, one ends, opposite to the bolts, of the bolts penetrate through the inner cavity of the shell and are in threaded connection with threaded pipes, one ends, opposite to the threaded pipes, of the threaded pipes penetrate through the supporting plate and are fixedly connected with clamping plates, a drill bit penetrates through the left side of the shell, the right end of the drill bit penetrates through the inner cavity of the shell, the drill bit is positioned between the two clamping plates, pull rods penetrate through the right side of the top and the right side of the bottom of the shell, one ends, far away from the shell, of the pull rods are fixedly connected with limiting plates, one ends, the draw-in groove has all been seted up on the right side at drill bit top and the right side of bottom, the one end that the kelly is relative extends to the inner chamber of draw-in groove, one side fixedly connected with cover that the draw-in groove was kept away from to the fixed plate is established at the spring on pull rod surface, the one end that the fixed plate was kept away from to the spring contacts with the casing inner wall, the right side of casing and the bull stick fixed connection of electric drill body.

Preferably, the bolt is far away from the equal fixedly connected with carousel of one end of casing, the surface of carousel is provided with anti-skidding line.

Preferably, the right side of the top and the right side of the bottom of the shell are both provided with through holes matched with the pull rod, and the pull rod penetrates through the through holes.

Preferably, the left side and the rear side that splint one side was kept away from to the backup pad all run through and are provided with the guide bar, the guide hole with guide bar looks adaptation is all seted up to the left side and the rear side that splint one side was kept away from to the backup pad, the guide hole is run through to the relative one end of guide bar and with splint fixed connection.

Preferably, the observation window is arranged on the right side of the front face of the shell and is located on the front side of the clamping groove.

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

1. the utility model discloses an electric drill body, casing, backup pad, bolt, screwed pipe, splint, drill bit, pull rod, limiting plate, fixed plate, kelly and draw-in groove's cooperation possesses the drill bit of being convenient for to change and fixed stable advantage, has solved current electric drill for communication engineering construction, when installing the drill bit, all be generally simple press from both sides the drill bit tightly, can't carry out effectual joint to the drill bit, lead to the drill bit to drop easily in high-speed use to the problem of electric drill suitability has been reduced.

2. The utility model discloses a set up the backup pad, can carry out stable support to the screwed pipe, through setting up guide bar and guiding hole, make splint more steady when reciprocating, through setting up the limiting plate, can carry on spacingly to the kelly, through setting up kelly and draw-in groove, can carry out the joint to the drill bit and fix, prevent to drop in the use, through setting up bolt, screwed pipe and splint, can press from both sides tightly fixedly to the drill bit, through setting up the carousel, be convenient for rotate the bolt, through setting up the observation window, the joint condition is observed in the aspect.

Drawings

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

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the structure of the present invention.

In the figure: the electric drill comprises an electric drill body 1, a shell 2, a supporting plate 3, a bolt 4, a threaded pipe 5, a clamping plate 6, a drill bit 7, a pull rod 8, a limiting plate 9, a fixing plate 10, a clamping rod 11, a clamping groove 12, a spring 13, a rotary table 14, a guide rod 15, a guide hole 16 and an observation window 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. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses an electric drill body 1, casing 2, backup pad 3, bolt 4, screwed pipe 5, splint 6, drill bit 7, pull rod 8, limiting plate 9, fixed plate 10, kelly 11, draw-in groove 12, spring 13, carousel 14, guide bar 15, guiding hole 16 and observation window 17 part are the general standard or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, an electric drill for communication engineering construction convenient for replacing a drill bit comprises an electric drill body 1 and a casing 2, wherein through holes matched with a pull rod 8 are formed in the right side of the top and the right side of the bottom of the casing 2, the pull rod 8 penetrates through the through holes, an observation window 17 is formed in the right side of the front of the casing 2, the observation window 17 is positioned in front of a clamping groove 12, clamping conditions are observed conveniently by arranging the observation window 17, a support plate 3 is fixedly connected to the top and the bottom of the left side of the inner cavity of the casing 2, a threaded pipe 5 can be stably supported by arranging the support plate 3, a guide rod 15 penetrates through the left side and the rear side of the support plate 3 far from one side of a clamping plate 6, guide holes 16 matched with the guide rods 15 are formed in the left side and the rear side of the support plate 3 far from one side of the clamping plate 6, one end, opposite, through the arrangement of the guide rod 15 and the guide hole 16, the clamping plates 6 are more stable when moving up and down, the left side of the top and the left side of the bottom of the shell 2 are both movably connected with the bolt 4 through a bearing, one end of the bolt 4 far away from the shell 2 is both fixedly connected with the turntable 14, the surface of the turntable 14 is provided with anti-skidding lines, through the arrangement of the turntable 14, the bolt 4 is convenient to rotate, one opposite end of the bolt 4 is both penetrated through the inner cavity of the shell 2 and is in threaded connection with the threaded pipe 5, one opposite end of the threaded pipe 5 is both penetrated through the supporting plate 3 and is fixedly connected with the clamping plate 6, through the arrangement of the bolt 4, the threaded pipe 5 and the clamping plate 6, the drill bit 7 can be clamped and fixed, the drill bit 7 is penetrated through the left side of the shell 2, the right end of the drill bit 7 is penetrated through the inner cavity, the equal fixedly connected with limiting plate 9 of one end that casing 2 was kept away from to pull rod 8, through setting up limiting plate 9, can be spacing to kelly 11, the one end that pull rod 8 is relative all runs through to the inner chamber of casing 2 and fixedly connected with fixed plate 10, the equal fixedly connected with kelly 11 of one side that fixed plate 10 is relative, draw-in groove 12 has all been seted up on the right side at drill bit 7 top and the right side of bottom, through setting up kelly 11 and draw-in groove 12, can carry out the joint to fix drill bit 7, prevent to drop in the use, the one end that kelly 11 is relative extends to the inner chamber of draw-in groove 12, the spring 13 on draw rod 8 surface is established to one side fixedly connected with cover that draw-in groove 12 is kept away from to fixed plate 10 is kept away from to spring 13, the one end that fixed plate 10 was kept away from to spring 13 contacts with the casing, Screwed pipe 5, splint 6, drill bit 7, pull rod 8, limiting plate 9, fixed plate 10, kelly 11 and draw-in groove 12's cooperation possesses the drill bit of being convenient for to change and fixed stable advantage, has solved current electric drill for communication engineering construction, when installing the drill bit, all be generally simple press from both sides tightly the drill bit, can't carry out effectual joint to the drill bit, lead to the drill bit to drop easily in high-speed use to the problem of electric drill suitability has been reduced.

During the use, insert 2 inner chambers of casing with drill bit 7, through pulling limiting plate 9, limiting plate 9 drives pull rod 8 and removes, pull rod 8 drives fixed plate 10 and removes, fixed plate 10 drives kelly 11 and removes, then survey the butt joint condition through observation window 17, with kelly 11 and draw-in groove 12 butt joint, through rotating carousel 14, carousel 14 drives bolt 4 and rotates, bolt 4 makes screwed pipe 5 remove through making threaded connection with screwed pipe 5, screwed pipe 5 drives splint 6 and removes, press from both sides tightly drill bit 7, accomplish the installation.

In summary, the following steps: this electric drill for communication engineering construction convenient to change drill bit, through electric drill body 1, casing 2, backup pad 3, bolt 4, screwed pipe 5, splint 6, drill bit 7, pull rod 8, limiting plate 9, fixed plate 10, the cooperation of kelly 11 and draw-in groove 12, current electric drill for communication engineering construction has been solved, when installing the drill bit, it is simple to press from both sides the drill bit usually, can't carry out effectual joint to the drill bit, lead to the drill bit to drop easily in high-speed use, thereby the problem of electric drill suitability has been reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric drill for communication engineering construction convenient to change drill bit, includes electric drill body (1) and casing (2), its characterized in that: the left top and the left bottom of the inner cavity of the shell (2) are fixedly connected with a supporting plate (3), the left side of the top of the shell (2) and the left side of the bottom of the shell are both provided with a bolt (4) through a bearing movable connection, one end, opposite to the bolt (4), of the bolt is both penetrated through the inner cavity of the shell (2) and is in threaded connection with a threaded pipe (5), one end, opposite to the threaded pipe (5), of the threaded pipe is both penetrated through the supporting plate (3) and is fixedly connected with a clamping plate (6), the left side of the shell (2) is provided with a drill bit (7) in a penetrating manner, the right end of the drill bit (7) is penetrated through the inner cavity of the shell (2), the drill bit (7) is positioned between the two clamping plates (6), the right side of the top of the shell (2) and the right side of the bottom, pull rod (8) relative one end all runs through to the inner chamber and fixedly connected with fixed plate (10) of casing (2), the equal fixedly connected with kelly (11) in one side that fixed plate (10) is relative, draw-in groove (12) have all been seted up on the right side at drill bit (7) top and the right side of bottom, the inner chamber of draw-in groove (12) is extended to the relative one end of kelly (11), one side fixedly connected with cover that draw-in groove (12) was kept away from in fixed plate (10) is established at spring (13) on pull rod (8) surface, the one end that fixed plate (10) was kept away from in spring (13) contacts with casing (2) inner wall, the right side of casing (2) and the bull stick fixed connection of electric drill body (1).

2. The electric drill for communication engineering construction convenient to change drill bit of claim 1, characterized in that: the bolt (4) is far away from the equal fixedly connected with carousel (14) of one end of casing (2), the surface of carousel (14) is provided with anti-skidding line.

3. The electric drill for communication engineering construction convenient to change drill bit of claim 1, characterized in that: the right side at casing (2) top and the right side of bottom all offer with the through-hole of pull rod (8) looks adaptation, pull rod (8) run through the through-hole.

4. The electric drill for communication engineering construction convenient to change drill bit of claim 1, characterized in that: the left side and the rear side that splint (6) one side were kept away from in backup pad (3) all run through and are provided with guide bar (15), guide hole (16) with guide bar (15) looks adaptation are all seted up to left side and the rear side that splint (6) one side were kept away from in backup pad (3), guide hole (16) are run through to the one end that guide bar (15) are relative and with splint (6) fixed connection.

5. The electric drill for communication engineering construction convenient to change drill bit of claim 1, characterized in that: an observation window (17) is arranged on the right side of the front face of the shell (2), and the observation window (17) is located on the front side of the clamping groove (12).