CN213671984U

CN213671984U - A new type of electric drilling device

Info

Publication number: CN213671984U
Application number: CN202022541094.7U
Authority: CN
Inventors: 丁文; 臧琼
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanchang Railway Fangqiao Building Materials Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-13
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a novel electric drilling device, comprising an electric drill main body, the electric drill main body is composed of a handle and a driving device, the output end of the driving device of the electric drill main body is provided with a drill bit, and one end of the drill bit is sleeved with the drill bit A piston sleeve is fixedly installed on a side wall of the main body shell of the electric drill, a plurality of springs are arranged in the piston sleeve, and the same end of the plurality of springs is fixedly connected to one side of the inner wall of the piston sleeve, and the piston sleeve is A piston ring is arranged in the cylinder, and the other ends of the same springs are respectively fixedly connected to the side wall of the piston ring. The utility model can effectively prevent the dust from flying when the drill bit is drilling, avoid the user from inhaling the dust, and prevent the dust from being sucked into the body. Scattered on the body, most of the dust can enter the collection barrel through the collection port, and a small part of the dust in the collection port can be better collected in the collection barrel through the suction generated by the piston, which not only ensures the personal safety of the user, but also ensures The cleanliness of the construction area.

Description

Novel electric drilling device

Technical Field

The utility model relates to a drilling technical equipment field, concretely relates to novel electronic drilling device.

Background

The electric drill is a drilling machine using electricity as power. The electric tool is a conventional product in the electric tools and is also a product of the electric tools with the largest demand. The dust collecting device is a common tool in modern life, and has the defects that dust flies in a mess manner in the using process, the dust is harmful to users when being sucked into bodies or falling on bodies, the dust is scattered in construction areas, inconvenience is brought to constructors, and the dust at a dust collecting opening cannot be collected by a common electric drill dust collecting device. When the electric drill is pulled out after the drilling is finished, dust can be scattered.

In view of the above-mentioned shortcomings, it is necessary to design and develop a novel electric drilling apparatus capable of preventing dust and collecting dust.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problem, the utility model provides a novel electric drilling device.

The utility model discloses a realize through following technical scheme:

a novel electric drilling device comprises an electric drill main body, wherein the electric drill main body is composed of a handle and a driving device, a drill bit is installed at the output end of the driving device of the electric drill main body, a drill bit sleeve is sleeved at one end of the drill bit, a piston sleeve is fixedly installed on one side wall of a shell of the electric drill main body, a plurality of springs are arranged in the piston sleeve, one ends of the springs are fixedly connected with one side of the inner wall of the piston sleeve, a piston ring is arranged in the piston sleeve, the other ends of the springs are fixedly connected with the side wall of the piston ring, a piston cylinder is arranged in the piston sleeve, one end of the piston cylinder is fixedly connected with the other side of the piston ring, the piston cylinder penetrates out of the piston sleeve and is in sliding connection with the piston sleeve, a dust prevention cylinder is fixedly connected with one end of the piston cylinder, a ball sleeve is fixedly embedded in the inner wall of one side of the dust-proof cylinder, the other end of the drill bit penetrates through the ball sleeve and is in fit sliding connection with the ball sleeve, a collecting barrel is fixed at the bottom end of the dust-proof cylinder, a filter box is fixedly connected to one side of the collecting barrel and is communicated with the collecting barrel, a filter screen is fixed in the filter box, the filter box is in a transverse boss shape, an opening is formed in a convex point, a rubber pipe is sleeved at the convex point opening of the filter box, an L-shaped pipe is fixedly connected to one side of the bottom end of the piston sleeve and is communicated with the piston sleeve, the other end of the rubber pipe is sleeved on the L-shaped pipe, locking rings are respectively sleeved at two ends of the rubber pipe, bolts are screwed on the locking rings, a first gas one-way valve is fixed in the L-shaped pipe, a square gas pipe is fixed to one side of, the square air pipe is hinged with a square air pipe cover through a hinge pin, and a second air one-way valve is fixed in the square air pipe.

Preferably, the piston sleeve is welded and fixed with the L-shaped pipe;

preferably, the collecting barrel is made of stainless steel materials through casting.

Compared with the prior art, the utility model has the advantages that: the utility model discloses flying upward of dust that drops when can effectively prevent drill bit drilling, avoid the user to inhale internally, also can not scatter dust on one's body, most dust can get into the collecting vessel through the collection mouth in, the dust of some collection mouth can be through the better collection of suction that the piston produced in the collecting vessel, has so both guaranteed user's personal safety, has also guaranteed construction area's clean and tidy.

Drawings

FIG. 1 is a block diagram of the structure of the present invention;

FIG. 2 is a cross-sectional view of structure A-A of the present invention;

FIG. 3 is a partial enlarged view of the structure B of the present invention;

fig. 4 is a partial enlarged view of the structure C of the present invention;

fig. 5 is a partial enlarged view of the structure D of the present invention;

in the figure: the electric drill comprises an electric drill body 1, a drill bit sleeve 2, a drill bit 3, a ball sleeve 4, a dust prevention cylinder 5, a collection barrel 6, a piston cylinder 7, a piston ring 8, a piston sleeve 9, a spring 10, an L-shaped pipe 11, a first one-way valve 12, a rubber pipe 13, a lock ring 14, a bolt 15, a filter box 16, a filter screen 17, a square air pipe 18, a hinge pin 19, a square air pipe cover 20 and a second one-way valve 21.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 1-5, a novel electric drilling device comprises an electric drill main body 1, the electric drill main body 1 is composed of a handle and a driving device, a drill bit 3 is installed at the output end of the driving device of the electric drill main body 1, a drill bit sleeve 2 is sleeved at one end of the drill bit 3, a piston sleeve 9 is fixedly installed on one side wall of a shell of the electric drill main body 1, a plurality of springs 10 are arranged in the piston sleeve 9, the same ends of the plurality of springs 10 are fixedly connected with one side of the inner wall of the piston sleeve 9, a piston ring 8 is arranged in the piston sleeve 9, the same other ends of the plurality of springs 10 are respectively fixedly connected with the side wall of the piston ring 8, a piston cylinder 7 is arranged in the piston sleeve 9, one end of the piston cylinder 7 is fixedly connected with the other side of the piston ring 8, the piston cylinder 7 penetrates out of, the dust-proof cylinder 5 is cylindrical, a dust collecting opening is formed in one side of the dust-proof cylinder 5, a ball sleeve 4 is fixedly embedded in the inner wall of one side of the dust-proof cylinder 5, the other end of a drill bit 3 penetrates through the ball sleeve 4 and is in fit sliding connection with the ball sleeve 4, a collecting barrel 6 is fixed at the bottom end of the dust-proof cylinder 5, a filter box 16 is fixedly connected to one side of the collecting barrel 6, the filter box 16 is communicated with the collecting barrel 6, a filter screen 17 is fixed in the filter box 16, the filter box 16 is in a transverse boss shape, an opening is formed in a protruding point of the filter box 16, a rubber pipe 13 is sleeved at the opening of the protruding point of the filter box 16, an L-shaped pipe 11 is fixedly connected to one side of the bottom end of a piston sleeve 9, the L-shaped pipe 11 is communicated with the piston sleeve 9, the other end of the rubber pipe 13 is sleeved on the L-shaped pipe 11, locking rings 14 are respectively sleeved at two ends of the rubber, a square air pipe cover 20 is hinged above the square air pipe 18 through a hinge pin 19, and a second air one-way valve 21 is fixed in the square air pipe 18.

Preferably, the piston sleeve 9 is welded to the L-shaped tube 11.

Preferably, the collecting barrel 6 is cast from stainless steel material.

The working principle is as follows: when the dust-proof device is used, the dust-proof device is firstly installed on an electric drill main body 1, then the electric drill main body 1 is pushed to enable the piston sleeve 9 to move, whether the piston sleeve 9 leaks air or not is checked, a dust collecting opening of the dust-proof cylinder 5 is tightly attached to a position needing punching after the checking is finished, then a power supply of the electric drill main body 1 is turned on, the electric drill main body 1 is slowly pushed to enable the drill bit 3 to punch at the position needing punching, most of dust enters the collecting barrel 6 along with the dust collecting opening of the dust-proof cylinder 5, the spring 10 in the piston sleeve 9 is compressed during punching, meanwhile, the internal gas is discharged outside along with the second one-way valve 19 in the square air pipe 18, when the drilling is finished, a small amount of dust can stay at the dust collecting opening, at the moment, a user can press the collecting barrel 6 to be attached to a punching position by using one hand to pull out the electric drill, because the spring 10 is arranged in the piston sleeve 9, the elastic force of the spring 10 is released, the suction force is generated in the piston sleeve 9, the air and the dust at the dust collecting opening of the dust-proof cylinder 5 enter the rubber tube 13 through the filter screen 17 by the action of the suction force, then enter the piston sleeve 9 through the rubber tube 13 and the first one-way valve 12 in the L-shaped tube 11, the dust is filtered when moving to the filter screen 17 along with the air, thus, a small amount of dust at the dust collecting opening can be sucked and collected in the collecting barrel 6, the fixing position of the filter box 16 and the collecting barrel 6 is inclined, dust at the filter box 16 when adsorption is stopped enters the collection bucket 6 along with the inclined interface, since the square air tube 18 is provided with the square air tube cover 20 and the second check valve 21, the square air tube cover 20 is opened when exhausting air, and air cannot enter due to the action of the second check valve 21 when inhaling air, and the square air tube cover 20 is covered to prevent dust from entering. Therefore, dust collection is completed, and the purpose of dust prevention is achieved.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel electric drilling device, comprising an electric drill main body (1), the electric drill main body (1) is composed of a handle and a driving device, and it is characterized in that: the driving device output end of the electric drill main body (1) is equipped with a drill bit (3), one end of the drill bit (3) is sleeved with a drill bit sleeve (2), a piston sleeve (9) is fixedly installed on a side wall of the casing of the electric drill main body (1), and the piston sleeve (9) ) is provided with a plurality of springs (10), the same end of the plurality of springs (10) is fixedly connected with one side of the inner wall of the piston sleeve (9), and the piston sleeve (9) is provided with a piston ring (8), The same other ends of the plurality of springs (10) are respectively fixedly connected to the side walls of the piston ring (8), the piston sleeve (9) is provided with a piston cylinder (7), one end of the piston cylinder (7) is connected to the piston The other side of the ring (8) is fixedly connected, the piston cylinder (7) penetrates out of the piston sleeve (9) and is slidably connected with the piston sleeve (9), and the end of the piston cylinder (7) is fixed A dust-proof cylinder (5) is connected, the dust-proof cylinder (5) is cylindrical and a dust-collecting port is arranged on one side, and a ball sleeve (4) is fixedly embedded on one inner wall of the dust-proof cylinder (5). ), the other end of the drill bit (3) passes through the ball sleeve (4) and is attached and slidably connected with it, the bottom end of the dust-proof cylinder (5) is fixed with a collection bucket (6), A filter box (16) is fixedly connected on one side, the filter box (16) communicates with the collecting bucket (6), a filter screen (17) is fixed in the filter box (16), and the filter box (16) is in the form of a The horizontally placed boss is in the shape of a boss with an opening provided at the convex point, a rubber tube (13) is sleeved at the convex point opening of the filter box (16), and a bottom end side of the piston sleeve (9) is fixedly connected with a rubber tube (13). L-shaped pipe (11), the L-shaped pipe (11) communicates with the piston sleeve (9), the other end of the rubber pipe (13) is sleeved on the L-shaped pipe (11), and the rubber pipe ( 13) Both ends of the lock ring (14) are respectively sleeved, bolts (15) are screwed on the lock ring (14), and a first gas check valve (12) is fixed in the L-shaped pipe (11). , the top side of the piston sleeve (9) is fixed with a square air pipe (18) and the square air pipe (18) communicates with the piston sleeve (9). A square gas pipe cover (20), wherein a second gas check valve (21) is fixed in the square gas pipe (18).

2. A new type of electric drilling device according to claim 1, characterized in that: the piston sleeve (9) and the L-shaped pipe (11) are fixed by welding.

3. A new type of electric drilling device according to claim 1, characterized in that: the collecting bucket (6) is cast from stainless steel.