CN211867691U

CN211867691U - Electric drill dust cover

Info

Publication number: CN211867691U
Application number: CN202020193257.4U
Authority: CN
Inventors: 阚长明; 李青夏
Original assignee: Qingdao Yanboo Electronic Co ltd
Current assignee: Qingdao Yanboo Electronic Co ltd
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2020-11-06
Anticipated expiration: 2030-02-21

Abstract

The utility model discloses an electric drill dust cover, including bottom fixed cover and front end dust cover, the internal thread has been seted up to the inner circle of bottom fixed cover, and the one end of bottom fixed cover is connected with the dust ring, and one side fixedly connected with location section of thick bamboo on dust ring surface, the dust inlet has been seted up to the lower extreme of a location section of thick bamboo, and the lower extreme fixedly connected with dust collection box of dust inlet, the equidistant spacing post that is connected with, the one end and the front end dust cover swing joint of spacing post that are circled in the dust of a location section of thick bamboo outer lane. This electric drill dust cover through the fixed cover in threaded mounting bottom, adopts the fixed commentaries on classics piece of mode of block to it is rotatory to drive the commentaries on classics piece through the drill chuck, realizes rotating vane's rotation, thereby produces suction, and the dust of being convenient for is collected, and reduces the energy consumption, reduces energy output, and fixed cover in bottom and front end dust cover swing joint in addition through activity spring and spacing post can realize the flexible of front end dust cover, follow the drill bit deeply and flexible, use in a flexible way.

Description

Electric drill dust cover

Technical Field

The utility model relates to an electric drill dust cover technical field specifically is an electric drill dust cover.

Background

The electric hand drill is a drilling tool taking an alternating current power supply or a direct current battery as power, is one of handheld electric tools, is a product with the largest sales volume in the electric tool industry, is widely applied to the industries such as buildings, decorations and universal furniture, is used for opening holes or penetrating objects on objects, is also called as an electric hammer in some industries, and mainly comprises: drill chuck, output shaft, gear, rotor, stator, casing, switch and cable conductor, but it still has following drawback in the in-service use: 1. the existing electric hand drill can generate a great deal of dust in the using process, is inconvenient to use under the condition of no protective measures and has strong limitation; 2. dust generated in the using process of the electric hand drill may contain a large amount of toxic substances, and when the electric hand drill is used for a long time, a human body inhales the dust, so that the health is reduced; 3. some existing dustproof electric hand drills still have a part of dust scattered out when in use, and cannot achieve the dust-free effect, and certain defects still exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric drill dust cover has dustproof dust absorption, and is easy fixed, and the problem among the prior art has been solved to the advantage that facilitates the use.

In order to achieve the above object, the utility model provides a following technical scheme: an electric drill dust cover comprises a bottom fixing cover and a front end dust cover, wherein an inner ring of the bottom fixing cover is provided with an internal thread, one end of the bottom fixing cover is connected with a dust collecting ring, one side of the surface of the dust collecting ring is fixedly connected with a positioning cylinder, the lower end of the positioning cylinder is provided with a dust inlet, the lower end of the dust inlet is fixedly connected with a dust collecting box, limiting columns are connected to the dust collecting ring on the outer ring of the positioning cylinder at equal intervals, one end of each limiting column is movably connected with the front end dust cover, the outer wall of each limiting column is sleeved with a movable spring, one end of each movable spring is fixedly connected with one end of the front end dust cover, the other end of the bottom fixing cover is connected with an annular sliding block, the annular sliding block is movably connected with a rotating block, one end of the front end dust cover close to the limiting columns is provided with a movable hole, the inner wall of, the other end of front end dust cover is connected with the antiskid circle, the central point of changeing the piece puts and has seted up the centre bore, equidistant being connected with the fixture block on the lateral wall of centre bore, equidistant being connected with rotating vane on the outer wall of commentaries on classics piece, the commentaries on classics piece is close to one side of the fixed cover in bottom and has seted up the spout, spout and annular slider swing joint.

Preferably, the outer wall of the positioning cylinder, which is close to one end of the first limiting slide block, is connected with a second limiting slide block, and the second limiting slide block is movably connected with the inner wall of the front-end dust cover.

Preferably, the upper end of the anti-slip ring is provided with an air inlet.

Preferably, one side of the dust collection box is fixedly connected with the dust collection ring, and the lower end of the dust collection box is hinged with the sealing door.

Preferably, the number of the limiting columns is four, and one end of each limiting column extends into the movable hole.

Preferably, the dust collecting ring of the inner ring of the positioning cylinder is provided with an air outlet, and the air outlet is internally provided with a dust screen.

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

this electric drill dust cover, through the fixed cover in threaded mounting bottom, the fixed commentaries on classics piece of mode of adoption block, and it is rotatory to drive the commentaries on classics piece through the drill chuck, realize rotating vane's rotation, thereby produce suction, the dust of being convenient for is collected, and reduce the energy consumption, reduce energy output, the fixed cover in bottom and front end dust cover swing joint in addition, through activity spring and spacing post, can realize the flexible of front end dust cover, it is flexible to follow the deepening of drill bit and stretch out and draw back, the use is nimble, the dust ring that collects, a storage space is enclosed into jointly to fixed cover in a location section of thick bamboo and bottom, be used for the storage dust, can protect the motor of electric drill simultaneously, prevent.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a side view of the bottom fixed cover portion of the present invention;

FIG. 3 is a side view of the anti-slip ring of the present invention;

fig. 4 is a mounting structure diagram of the present invention.

In the figure: 1. a bottom fixing cover; 11. an internal thread; 12. a dust collecting ring; 121. an air outlet; 13. a positioning cylinder; 131. a second limit slide block; 14. a limiting column; 15. a movable spring; 16. an annular slider; 17. a dust collection box; 2. a front end dust cover; 21. a movable hole; 22. an anti-slip ring; 221. an air inlet; 23. a first limit slide block; 3. rotating the block; 31. a central bore; 32. a clamping block; 33. a rotating blade; 34. a chute.

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.

Referring to fig. 1-4, an electric drill dust cover comprises a bottom fixing cover 1 and a front end dust cover 2, wherein an inner ring of the bottom fixing cover 1 is provided with an inner thread 11, the inner thread 11 is used for being engaged with one end of an electric drill, the electric drill is provided with an outer thread matched with the inner thread 11, so that the dust cover is convenient to detach and mount, one end of the bottom fixing cover 1 is connected with a dust collecting ring 12, one side of the surface of the dust collecting ring 12 is fixedly connected with a positioning cylinder 13, the dust collecting ring 12, the positioning cylinder 13 and the bottom fixing cover 1 jointly form a storage space for storing dust, and simultaneously protect a motor of the electric drill to prevent dust from entering, an air outlet 121 is formed in the dust collecting ring 12 of the inner ring of the positioning cylinder 13, a dust screen is arranged in the air outlet 121, the air outlet 121 is used for exhausting air, the dust screen, the dust entering the positioning cylinder 13 is gathered in the dust collection box 17 under the action of gravity, so as to be convenient for unified cleaning, the dust collection box 17 is fixedly connected with the lower end of the dust inlet, one side of the dust collection box 17 is fixedly connected with the dust collection ring 12, the lower end of the dust collection box 17 is hinged with a sealing door, the sealing door can be used for cleaning the dust in the dust collection box 17 and is convenient for cleaning, the dust collection ring 12 on the outer ring of the positioning cylinder 13 is equidistantly connected with four limiting columns 14, one end of each limiting column 14 extends into the movable hole 21, each limiting column 14 is used for limiting the movable path of the movable spring 15, one end of each limiting column 14 moves in the movable hole 21 and limits the movable path of the front-end dust cover 2, one end of each limiting column 14 is movably connected with the front-end dust cover 2, the movable spring 15 is sleeved on the outer wall of each limiting column 14, one end of the movable spring 15 is fixedly connected with one end of the front-end dust, the other end of the bottom fixed cover 1 is connected with an annular slide block 16, the annular slide block 16 is movably connected with a rotating block 3, one end of a front end dust cover 2 close to a limit post 14 is provided with a movable hole 21, the inner wall of the front end dust cover 2 close to one end of the limit post 14 is connected with a first limit slide block 23, the outer wall of a positioning cylinder 13 close to one end of the first limit slide block 23 is connected with a second limit slide block 131, the second limit slide block 131 is movably connected with the inner wall of the front end dust cover 2, the first limit slide block 23 and the second limit slide block 131 are matched for use to prevent the front end dust cover 2 from separating from the bottom fixed cover 1, the first limit slide block 23 is movably connected with the outer wall of the dust collecting ring 12, the other end of the front end dust cover 2 is connected with an anti-slip ring 22, the anti-slip ring 22 is contacted with the wall surface to play, rotating vane 33 is rotated, air inlet 221 ensures that the pressure difference between the inside and the outside of positioning cylinder 13 is not too large, preventing deformation of positioning cylinder 13 or front end dust cover 2, central hole 31 is provided on the central position of rotary block 3, equidistant connection of clamping block 32 on the side wall of central hole 31, clamping block 32 is connected with the clamping of the drill chuck, equidistant connection of rotary vane 33 on the outer wall of rotary block 3, chute 34 is provided on one side of rotary block 3 close to bottom fixed cover 1, chute 34 is movably connected with annular slider 16, rotary block 3 can rotate on annular slider 16, when the drill chuck is rotated, it is rotated simultaneously to drive rotary block 3, rotary vane 33 on rotary block 3 rotates simultaneously, suction force is generated, dust is sucked into positioning cylinder 13.

The working process is as follows: when the electric drill is used, the bottom fixed cover 1 is meshed with one end of the electric drill through the internal thread 11, the clamping block 32 is connected with the drill chuck in a clamping manner, under the action of the movable spring 15, the front end dust cover 2 is ejected out of the positioning cylinder 13, the first limiting slide block 23 and the second limiting slide block 131 are matched for use, the front end dust cover 2 is prevented from being separated from the bottom fixed cover 1, the electric drill is started, the anti-slip ring 22 is contacted with the wall surface to play a positioning role, the position deviation is avoided when the hole is punched, the front end dust cover 2 is extruded by the wall surface along with the penetration of a drill bit, the movable spring 15 contracts, the front end dust cover 2 moves towards the positioning cylinder 13 in the reverse direction, the limiting columns 14 are used for limiting the moving path of the movable spring 15, one end of each limiting column 14 moves in the moving hole 21 to limit the moving path of the front end dust cover 2, the drill chuck rotates, the suction force is generated, dust is sucked into the positioning cylinder 13, the dust entering the positioning cylinder 13 is gathered in the dust collection box 17 under the action of gravity, the lower end of the dust collection box 17 is hinged with the sealing door, and the sealing door can be used for cleaning the dust in the dust collection box 17, so that the dust collection box is convenient to clean.

In summary, the following steps: this electric drill dust cover, through the fixed cover 1 in threaded mounting bottom, the fixed commentaries on classics piece 3 of mode that adopts the block, and it is rotatory to drive commentaries on classics piece 3 through the drill chuck, realize rotating vane 33's rotation, thereby produce suction, the dust of being convenient for is collected, and reduce the energy consumption, reduce energy output, the fixed cover 1 in bottom and 2 swing joint of front end dust cover in addition, through activity spring 15 and spacing post 14, can realize the flexible of front end dust cover 2, it is flexible to follow the deepening of drill bit and stretch out and draw back, the use is nimble, dust collecting ring 12, a storage space is enclosed into jointly to a location section of thick bamboo 13 and the fixed cover 1 in bottom, be used for the storage dust, can protect the motor of electric drill simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 dust cover, includes bottom fixed cover (1) and front end dust cover (2), its characterized in that: an inner ring of the bottom fixing cover (1) is provided with an inner thread (11), one end of the bottom fixing cover (1) is connected with a dust collecting ring (12), one side of the surface of the dust collecting ring (12) is fixedly connected with a positioning cylinder (13), the lower end of the positioning cylinder (13) is provided with a dust inlet, the lower end of the dust inlet is fixedly connected with a dust collecting box (17), the dust collecting ring (12) on the outer ring of the positioning cylinder (13) is equidistantly connected with a limiting column (14), one end of the limiting column (14) is movably connected with the front end dust cover (2), the outer wall of the limiting column (14) is sleeved with a movable spring (15), one end of the movable spring (15) is fixedly connected with one end of the front end dust cover (2), the other end of the bottom fixing cover (1) is connected with an annular sliding block (16), the annular sliding block (16) is movably connected with a rotating block (3), one end of the front end (2) close to the, the inner wall of the front end dust cover (2) close to one end of the limiting column (14) is connected with a first limiting slide block (23), the first limiting slide block (23) is movably connected with the outer wall of the dust collecting ring (12), the other end of the front end dust cover (2) is connected with an anti-slip ring (22), the central position of the rotary block (3) is provided with a central hole (31), the side wall of the central hole (31) is equidistantly connected with a clamping block (32), the outer wall of the rotary block (3) is equidistantly connected with a rotating blade (33), one side of the rotary block (3) close to the bottom fixing cover (1) is provided with a sliding groove (34), and the sliding groove (34) is movably connected with an annular slide block (16).

2. A dust cover for electric drills according to claim 1, wherein: the outer wall of one end, close to the first limiting slide block (23), of the positioning barrel (13) is connected with a second limiting slide block (131), and the second limiting slide block (131) is movably connected with the inner wall of the front-end dust cover (2).

3. A dust cover for electric drills according to claim 1, wherein: an air inlet (221) is formed in the upper end of the anti-slip ring (22).

4. A dust cover for electric drills according to claim 1, wherein: one side of the dust collection box (17) is fixedly connected with the dust collection ring (12), and the lower end of the dust collection box (17) is hinged with a sealing door.

5. A dust cover for electric drills according to claim 1, wherein: the number of the limiting columns (14) is four, and one end of each limiting column (14) extends into the movable hole (21).

6. A dust cover for electric drills according to claim 1, wherein: an air outlet (121) is formed in the dust collecting ring (12) of the inner ring of the positioning cylinder (13), and a dust screen is arranged in the air outlet (121).