CN217552770U

CN217552770U - Upward environment-friendly electric hand drill

Info

Publication number: CN217552770U
Application number: CN202220893835.4U
Authority: CN
Inventors: 朱茂茂; 潘宁; 黄亮; 韩旭; 王鹏辉; 林泽昆; 林章瑞; 张天博
Original assignee: China Construction Eighth Engineering Division Technology Construction Co Ltd
Current assignee: China Construction Eighth Engineering Division Technology Construction Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-10-11
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a supination type environment-friendly electric hand drill, which comprises a drill bit (1), a flexible dust collecting barrel (2), a dust exhaust component, a casing (7), a handle (8), a switch (9) and a drill bit replacing barrel (11); the lower end of the drill bit is connected with the output end of a motor in the casing, the handle is connected with the casing, and the switch is arranged on the handle and is electrically connected with the motor in the casing to form an electric hand drill body; the drill bit replacing cylinder and the flexible dust collecting cylinder can be telescopically and coaxially sleeved outside the drill bit, the lower end of the drill bit replacing cylinder is connected with the machine shell, the upper end of the drill bit replacing cylinder is coaxially connected with the lower end of the flexible dust collecting cylinder, and the upper end of the flexible dust collecting cylinder extends towards the upper end of the drill bit; the lower part of the flexible dust collecting cylinder is provided with a dust exhaust port, and the dust exhaust component is arranged on the outer wall of the flexible dust collecting cylinder and communicated with the flexible dust collecting cylinder through the dust exhaust port. The utility model discloses the dust that produces in the electric hand drill drilling process can effectively be collected, the job site raise dust is avoided, environmental protection and constructor's health.

Description

Upward environment-friendly electric hand drill

Technical Field

The utility model relates to a construction tool especially relates to an upward facing formula environmental protection electric hand drill.

Background

In the building construction process, holes are often required to be punched in building structures and building materials so as to meet the requirements of construction, installation and the like. At present, an electric drill is one of common punching equipment, wherein the electric drill controlled manually is portable, convenient to operate and high in efficiency, and has wide application in each link of building construction. However, because the electric hand drill needs to be held by hand, the constructor is closer to the punching position, and the punching process can generate a larger raise dust problem, especially the punching operation of a high place, and the constructor needs to look up to operate, and the raise dust directly scatters on the constructor, and is more unfavorable to the health of the respiratory system of the constructor, and simultaneously, the air environment of a construction site is also influenced.

Disclosure of Invention

An object of the utility model is to provide a backstroke environmental protection electric hand drill can effectively collect the dust that produces in the electric hand drill drilling process, avoids the job site raise dust, environmental protection and constructor's health.

The utility model discloses a realize like this:

a backstroke environment-friendly electric hand drill comprises a drill bit, a flexible dust collecting barrel, a dust exhaust assembly, a machine shell, a handle, a switch and a drill bit replacing barrel; the lower end of the drill bit is connected with the output end of a motor in the casing, the handle is connected with the casing, and the switch is arranged on the handle and is electrically connected with the motor in the casing to form an electric hand drill body; the drill bit replacing cylinder and the flexible dust collecting cylinder can be telescopically and coaxially sleeved outside the drill bit, the lower end of the drill bit replacing cylinder is connected with the machine shell, the upper end of the drill bit replacing cylinder is coaxially connected with the lower end of the flexible dust collecting cylinder, and the upper end of the flexible dust collecting cylinder extends towards the upper end of the drill bit; the lower part of the flexible dust collecting cylinder is provided with a dust exhaust port, and the dust exhaust component is arranged on the outer wall of the flexible dust collecting cylinder and communicated with the flexible dust collecting cylinder through the dust exhaust port.

The flexible dust collection barrel is internally provided with a telescopic spring, the telescopic spring is coaxially sleeved outside the drill bit, the lower end of the telescopic spring is connected with the inner wall of the lower part of the flexible dust collection barrel, and the upper end of the telescopic spring is connected with the inner wall of the upper end of the flexible dust collection barrel.

The dust exhaust component comprises a dust collection box and a dust collection box cover, the top and one side of the dust collection box are open, the dust collection box is detachably mounted on the outer wall of the flexible dust collection cylinder, the side opening of the dust collection box is in butt joint with the dust exhaust port, and the dust collection box cover is detachably covered on the top opening of the dust collection box.

The flexible dust collecting barrel is internally provided with a guide chute, the guide chute is of a slope-shaped structure with one high end and the other low end, and the low end of the guide chute extends to the dust collecting box.

The guide sliding chute is provided with a through drilling hole, and the drill bit penetrates through the guide sliding chute through the through drilling hole.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses owing to be equipped with a flexible dust collection section of thick bamboo, can form all around at the drill bit and block the protective screen, can guarantee simultaneously through built-in expanding spring that a flexible dust collection section of thick bamboo bores and then synchronous flexible along with the drill bit, ensured the effective collection of the dust that produces among the electric hand drill drilling process, especially can avoid the job site raise dust when the formula drilling operation of lying on the back, play better guard action to job site environment and constructor's health, but wide application in the construction processes such as pipeline installation, structure drilling.

2. The utility model discloses owing to be equipped with direction spout and dust collection box, can guide landing to the dust collection box in with flexible dust collection section of thick bamboo through the direction spout of slope-shaped structure to ensure the concentrated collection and the clearance of dust through detachable dust collection box, convenient operation, simple structure.

3. The utility model discloses simple structure, applicable in the electric hand drill of various forms does not receive the specification restriction of drill bit, does not influence the change of drill bit, maintains and uses, has good commonality and practicality, and is small, convenient to carry, and is with low costs, is favorable to improving construction quality and efficiency of construction.

Drawings

Fig. 1 is a perspective view of the environment-friendly upward electric hand drill of the utility model;

FIG. 2 is a view of the environment-friendly electric hand drill;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;

fig. 4 is a side view of the environment-friendly upward electric hand drill of the utility model;

fig. 5 is a front view of the environment-friendly electric hand drill of the utility model.

In the figure, a drill bit 1, a flexible dust collection barrel 2, a dust collection box cover 3, a telescopic spring 4, a guide chute 5, a dust collection box 6, a machine shell 7, a handle 8, a switch 9, a through hole 10 and a drill bit 11 are replaced by the barrel.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 to 5, the environment-friendly electric hand drill comprises a drill bit 1, a flexible dust collecting barrel 2, a dust exhaust assembly, a machine shell 7, a handle 8, a switch 9 and a drill bit replacing barrel 11; the lower end of the drill bit 1 is connected with the output end of a motor in the machine shell 7, the handle 8 is connected with the machine shell 7, and the switch 9 is arranged on the handle 8 and is electrically connected with the motor in the machine shell 7 to form an electric hand drill body; the drill bit replacing cylinder 11 and the flexible dust collecting cylinder 2 can be telescopically and coaxially sleeved outside the drill bit 1, the lower end of the drill bit replacing cylinder 11 is connected with the machine shell 7, the upper end of the drill bit replacing cylinder 11 is coaxially connected with the lower end of the flexible dust collecting cylinder 2, and the upper end of the flexible dust collecting cylinder 2 extends towards the upper end of the drill bit 1; the lower part of the flexible dust collecting cylinder 2 is provided with a dust exhaust port, and the dust exhaust component is arranged on the outer wall of the flexible dust collecting cylinder 2 and is communicated with the flexible dust collecting cylinder 2 through the dust exhaust port. When hand electric drill carries out the formula of facing upward drilling operation, in 1 building structures such as floor of drill bit bore, flexible dust collection section of thick bamboo 2 forms the protective screen around drilling, flexible dust collection section of thick bamboo 2 can adopt soft transparent plastic material to make, guarantee the collection to the raise dust when not influencing the construction sight, the raise dust that creeps into the process production is collected and falls into the dust exhaust subassembly by flexible dust collection section of thick bamboo 2, along with the degree of depth increase that 1 boring of drill bit bore in the floor, the outside length change of the adaptation drill bit 1 of 2 accessible deformation of flexible dust collection section of thick bamboo, and keep the tight laminating in top to floor surface all the time, guarantee the abundant collection of raise dust. The drill bit replacing cylinder 11 can adopt a multi-layer sleeve sleeving structure, so that the telescopic folding is convenient, and the requirements of cover protection of the connecting part of the drill bit 1 and the replacement of the drill bit 1 are met.

The flexible dust collecting barrel 2 is internally provided with an expansion spring 4, the expansion spring 4 is coaxially sleeved outside the drill bit 1, the lower end of the expansion spring 4 is connected with the inner wall of the lower part of the flexible dust collecting barrel 2, and the upper end of the expansion spring 4 is connected with the inner wall of the upper end of the flexible dust collecting barrel 2. When the drill bit 1 drills in, the extension spring 4 is compressed, and when the drill bit 1 is taken out, the flexible dust collection barrel 2 is reset by using the elastic deformation of the extension spring 4, so that the collection of the raised dust by the flexible dust collection barrel 2 is ensured, and the raised dust is prevented from leaking.

The dust exhaust component comprises a dust collection box 6 and a dust collection box cover 3, the top and one side of the dust collection box 6 are provided with openings, the dust collection box 6 is detachably arranged on the outer wall of the flexible dust collection cylinder 2, the side opening of the dust collection box 6 is in butt joint with the dust exhaust port, and the dust collection box cover 3 is detachably covered on the top opening of the dust collection box 6. The dust collecting box 6 is used for collecting the dust in the flexible dust collecting cylinder 2, and is convenient for centralized cleaning of the dust. The dust collecting box 6 can be arranged at the lower part of the flexible dust collecting cylinder 2 by adopting a concave-convex buckle, a bolt connection and other modes, and is convenient to detach and collect dust. The dust collecting box cover 3 can be arranged on the dust collecting box 6 by adopting a concave-convex buckle, a screw thread screwing mode and the like, so that the dust collecting box is convenient to open and close and clean dust.

The flexible dust collecting barrel 2 is internally provided with a guide chute 5, the guide chute 5 is of a slope-shaped structure with one high end and the other low end, and the low end of the guide chute 5 extends to the dust collecting box 6. The dust in the flexible dust collecting cylinder 2 is guided downwards into the dust collecting box 6 through the guide chute 5 with a slope-shaped structure, so that the dust remained in the flexible dust collecting cylinder 2 is avoided.

The guide chute 5 is provided with a through drilling hole 10, and the drill bit 1 penetrates through the guide chute 5 through the through drilling hole 10 so as to avoid the interference of the guide chute 5 with the disassembly and assembly and drilling operation of the drill bit 1.

Referring to fig. 1 to 5, the using method of the present invention is:

the handheld handle 8 of constructor removes this electric hand drill body to the working face and aims at the position of waiting to drill, opens switch 9, and the battery is the motor power supply in the casing 7 in the handle 8 afterwards for the motor rotates, and the motor drives drill bit 1 this moment and takes place to rotate, reaches the purpose of drilling, and the theory of operation of electric hand drill body is the same with current electric hand drill, and here is no longer repeated.

In the process of drilling, constructor promotes drill bit 1 through handle 8 and drills to the working face, along with the drilling of drill bit 1, the upper end and the floor contact of expanding spring 4 and gradually receive pressure and contract, make flexible dust collection tube 2 shrink simultaneously, and the dust that the drilling in-process produced drops to in the flexible dust collection tube 2 and fall in direction spout 5, and the dust slides down to in the dust collection box 6 along the inclined plane of spout 5, realizes the dustproof of drilling in-process to the dust, the collection dirt work under the formula construction operating mode of facing upward.

After the constructor finishes drilling, the dust collecting box 6 and the dust collecting box cover 3 are taken down, dust in the dust collecting box 6 is poured out, and the electric hand drill body is maintained. In addition, if need to change the drill bit 1 of different specifications, press down flexible dust collection cylinder 2, make expanding spring 4 compress, flexible dust collection cylinder 2 and the folding shortening of drill bit change cylinder 11 can be to connecting drill bit 1 on casing 7 and changing, and the dismantlement and the mounting means of drill bit 1 are the same with prior art, and here is no longer repeated.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a formula of backstroke environmental protection electric hand drill, characterized by: comprises a drill bit (1), a flexible dust collecting cylinder (2), a dust exhaust component, a machine shell (7), a handle (8), a switch (9) and a drill bit replacing cylinder (11); the lower end of the drill bit (1) is connected with the output end of a motor in the casing (7), the handle (8) is connected with the casing (7), and the switch (9) is arranged on the handle (8) and is electrically connected with the motor in the casing (7) to form an electric hand drill body; the drill bit replacing cylinder (11) and the flexible dust collecting cylinder (2) can be telescopically and coaxially sleeved outside the drill bit (1), the lower end of the drill bit replacing cylinder (11) is connected with the machine shell (7), the upper end of the drill bit replacing cylinder (11) is coaxially connected with the lower end of the flexible dust collecting cylinder (2), and the upper end of the flexible dust collecting cylinder (2) extends to the upper end of the drill bit (1); a dust discharge port is formed at the lower part of the flexible dust collecting cylinder (2), and the dust discharge component is arranged on the outer wall of the flexible dust collecting cylinder (2) and communicated with the flexible dust collecting cylinder (2) through the dust discharge port.

2. The overhead environment-friendly electric hand drill according to claim 1, wherein: the flexible dust collection barrel (2) is internally provided with a telescopic spring (4), the telescopic spring (4) is coaxially sleeved outside the drill bit (1), the lower end of the telescopic spring (4) is connected with the inner wall of the lower part of the flexible dust collection barrel (2), and the upper end of the telescopic spring (4) is connected with the inner wall of the upper end of the flexible dust collection barrel (2).

3. The overhead environment-friendly electric hand drill according to claim 1, wherein: the dust exhaust assembly comprises a dust collection box (6) and a dust collection box cover (3), the top and one side of the dust collection box (6) are open, the dust collection box (6) is detachably mounted on the outer wall of the flexible dust collection cylinder (2), the side opening of the dust collection box (6) is in butt joint with the dust exhaust port, and the dust collection box cover (3) is detachably covered on the top opening of the dust collection box (6).

4. The overhead environment-friendly electric hand drill according to claim 3, wherein: the flexible dust collection barrel (2) is internally provided with a guide chute (5), the guide chute (5) is of a slope-shaped structure with one high end and the other low end, and the low end of the guide chute (5) extends to the dust collection box (6).

5. The overhead environment-friendly electric hand drill as claimed in claim 4, wherein: a through drilling hole (10) is formed in the guide sliding groove (5), and the drill bit (1) penetrates through the guide sliding groove (5) through the through drilling hole (10).