Novel dustproof punching device

Abstract

The utility model discloses a novel dustproof punching device which comprises a punching machine body, a handle, an auxiliary handle, a drill bit, a driving motor, a driving gear, a rotating structure, a bowl-shaped protective cover, a mounting cylinder, a draft fan, an exhaust channel, an internal thread, a filter cartridge, dustproof filter holes and a thread configuration part. A handle is arranged on the right side of the punching machine body, an auxiliary handle is arranged on the front side of the punching machine body, and a drill bit is arranged on the left side of the punching machine body. In the punching process, all exhaust fans are started to suck air mixed with flying dust near the punching position into mounting cylinders, and in order to make the process more uniform and comprehensive, a rotating structure is arranged to enable a bowl-shaped protective cover to drive all the mounting cylinders to rotate while exhausting air; air carrying raised dust enters the mounting cylinder, is filtered by the filter cylinder, the annular filter screen I and the annular filter screen II, and is finally discharged from the exhaust channel; and the dust can be removed to be cleaned at the later stage after being left in the filter cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of interior decoration, in particular to a novel dust-proof punching device. Background Art

[0002] Interior decoration is a construction process that people must carry out before moving into a new house. In interior decoration, drilling is essential. Usually, operators use handheld punches to drill holes in the concrete of walls or floors to meet decoration needs.

[0003] The current punching machine does not have a dust-proof structure, which causes the operator to generate a large amount of dust when performing the punching operation. Especially indoors, the dust cannot be dispersed quickly, which will cause great harm to the operator's health. Usually, the operator can wear a mask to prevent it. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model discloses a novel dust-proof punching device, which adopts the following technical solution: it includes a punching body, a handle, an auxiliary handle, a drill bit, a driving motor, a driving gear, a rotating structure, a bowl-shaped shield, a mounting tube, an exhaust fan, an exhaust duct, an internal thread, a filter tube, a dust-proof filter hole and a threaded configuration part; a handle is provided on the right side of the punching body, an auxiliary handle is provided on the front side, and the drill bit is provided on the left side; anti-slip grooves are provided on the handle and the auxiliary handle to ensure the stability of grasping; a driving motor is fixed on the top surface of the punching body, and a driving gear is fixedly installed on the output end thereof; the driving motor is powered by a battery; a rotating structure is provided on the left side of the punching body, and the bowl-shaped shield is installed through the rotating structure, and the rotating structure and the driving gear are connected It is installed in coordination with the driving gear. The driving motor drives the driving gear to drive the rotating structure to rotate with the bowl-shaped shield. A mounting cylinder is fixed on the inclined surface of the bowl-shaped shield. The right outer wall of the mounting cylinder is connected to an exhaust channel. An internal thread is provided on the inner wall of the right end of the mounting cylinder. The left end of the filter cylinder is open, and a number of dust-proof filter holes are distributed on the side wall. The filter cylinder is installed in coordination with the internal thread through a threaded configuration portion. An exhaust fan is installed at the opening of the left end of the mounting cylinder, which is powered by a battery fixed on the side wall of the mounting cylinder. During the drilling process, each exhaust fan is started to draw air near the punched hole into the mounting cylinder, and the air is filtered by the filter cylinder and finally discharged from the exhaust channel, thereby reducing dust in the air around the drilling position and protecting the health of the operator.

[0005] As an optimal technical solution of the present invention, the rotating structure includes a fixed arc plate, a groove, a fitting ring and an arc frame. A fixed arc plate is fixed on the left side of the punching body. A groove is provided on the outer wall of the fixed arc plate. The fitting ring is placed in cooperation with the groove, that is, the fitting ring can rotate along the groove. An arc frame is integrally formed on the part of the right side of the fitting ring outside the groove. A tooth groove is provided on the inner wall of the arc frame, and the tooth groove is engaged with the driving gear. Under the rotation of the driving gear, the arc frame can be driven to rotate through the meshing action, so that the fitting ring integrally formed with it also rotates.

[0006] As a preferred technical solution of the present invention, a hexagonal column is fixed to the outer end surface of the filter cartridge, which facilitates the rotation of the filter cartridge when it is necessary to install or disassemble it.

[0007] As a preferred technical solution of the present invention, an annular filter screen 1 and an annular filter screen 2 are fixed inside the filter cartridge, and the two are concentrically arranged.

[0008] As a preferred technical solution of the present invention, the fixed arc plate, the fitting ring and the arc frame are all made of lightweight materials to reduce the overall weight.

[0009] The beneficial effects of the utility model are as follows: by starting each exhaust fan when punching, the air mixed with dust near the punching position is sucked into the installation cylinder. In order to make this process more uniform and comprehensive, a rotating structure is provided to make the bowl-shaped shield rotate and exhaust air with each installation cylinder. The air entrained with dust enters the installation cylinder and is filtered through the filter cylinder and the annular filter screen 1 and the annular filter screen 2 and is finally discharged from the exhaust channel. The dust remaining in the filter cylinder can be removed for cleaning later. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of the utility model;

[0011] Figure 2 This is a schematic diagram of the crushing structure of the utility model;

[0012] Figure 3 It is a schematic diagram of the structure of some components of the utility model.

[0013] In the figure: punch body 1, handle 2, auxiliary handle 3, drill bit 4, drive motor 5, drive gear 6, fixed arc plate 71, groove 72, mounting ring 73, arc frame 7, bowl-shaped shield 8, mounting cylinder 9, exhaust fan 91, exhaust duct 10, internal thread 11, filter cylinder 12, annular filter screen 122, annular filter screen 2 123, dust filter hole 121, threaded configuration part 13, hexagonal column 14. DETAILED DESCRIPTION

[0014] Example 1

[0015] like Figures 1 to 3 As shown, the utility model discloses a novel dust-proof punching device, which adopts the technical solution of comprising a punching body 1, a handle 2, an auxiliary handle 3, a drill bit 4, a driving motor 5, a driving gear 6, a rotating structure, a bowl-shaped shield 8, a mounting cylinder 9, an exhaust fan 91, an exhaust duct 10, an internal thread 11, a filter cylinder 12, a dust-proof filter hole 121 and a threaded configuration portion 13. The handle 2 is provided on the right side of the punching body 1, the auxiliary handle 3 is provided on the front side, and the drill bit 4 is provided on the left side. Anti-slip grooves are provided on the handle 2 and the auxiliary handle 3. The driving motor 5 is fixed on the top surface of the punching body 1, and the driving gear is fixedly installed on the output end thereof. 6. A rotating structure is provided on the left side of the punching body 1, through which a bowl-shaped shield 8 is installed. The rotating structure is installed in conjunction with the drive gear 6 and is driven by the drive gear 6. A mounting cylinder 9 is fixed on the inclined surface of the bowl-shaped shield 8. The right outer wall of the mounting cylinder 9 is connected to an exhaust channel 10. An internal thread 11 is provided on the inner wall of the right end of the mounting cylinder 9. The left end of the filter cylinder 12 is open, and a number of dust filter holes 121 are distributed on the side wall. The filter cylinder 12 is installed in conjunction with the internal thread 11 through a threaded configuration portion 13. An exhaust fan 91 is installed at the opening at the left end of the mounting cylinder 9, which is powered by a battery fixed on the side wall of the mounting cylinder 9.

[0016] As a preferred technical solution of the present invention, in order to enable the exhaust fan to draw in air around the punching position more evenly and comprehensively, the installation of the mounting cylinder is carried out through a rotating structure, which specifically includes a fixed arc plate 71, a groove 72, a fitting ring 73 and an arc frame 7. A fixed arc plate 71 is fixed on the left side of the punching body 1, and a groove 72 is provided on the outer wall of the fixed arc plate 71. The fitting ring 73 is placed in cooperation with the groove 72. An arc frame 7 is integrally formed on the right side of the fitting ring 73 outside the groove 72. A tooth groove is provided on the inner wall of the arc frame 7, and the tooth groove is engaged with the driving gear 6.

[0017] As a preferred technical solution of the present invention, a hexagonal column 14 is fixed to the outer end surface of the filter cartridge 12, which facilitates manual installation and removal of the filter cartridge 12.

[0018] As a preferred technical solution of the present invention, an annular filter screen 122 and an annular filter screen 2 123 are fixed inside the filter cartridge 12, and the two are concentrically arranged.

[0019] As a preferred technical solution of the present invention, the fixed arc plate 71, the fitting ring 73 and the arc frame 7 are all made of lightweight materials.

[0020] The working principle of the present invention is as follows: when in use, each exhaust fan 91 and the drive motor 5 are started, and the drive motor 5 drives the drive gear 6 to rotate. Under the meshing action, the drive gear 6 drives the arc frame 7 and the fitting ring 73 to rotate, and the bowl-shaped shield 8 also rotates accordingly. The several mounting cylinders 9 and the exhaust fans 91 distributed thereon move in a circular motion, thereby improving the uniformity and comprehensiveness of dust suction around the punching position. After the dusty air enters the mounting cylinder 9, it is filtered through the annular filter 122, the annular filter 2 123 and the dustproof filter hole 121, and the air is discharged from the exhaust channel 10. The dust remains in the filter cylinder. The dust remaining inside can be uniformly processed by disassembling the filter cylinder at a later stage.

[0021] Components not described in detail herein are prior art.

[0022] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by ordinary technicians in this field, various changes can be made without departing from the purpose of the present invention. Modifications or deformations that do not involve creative work are still within the scope of protection of the present invention.

Claims

1. A novel dust-proof drilling device, comprising a drilling body (1), a handle (2), an auxiliary handle (3) and a drill bit (4), characterized in that: The punching machine (1) comprises a driving motor (5), a driving gear (6), a rotating structure, a bowl-shaped protective cover (8), a mounting tube (9), an exhaust fan (91), an exhaust passage (10), an internal thread (11), a filter tube (12), a dust filter hole (121) and a thread configuration part (13); a handle (2) is arranged on the right side of the punching machine (1), an auxiliary handle (3) is arranged on the front side, and a drill bit (4) is arranged on the left side; a driving motor (5) is fixed on the top surface of the punching machine (1), and a driving gear (6) is fixedly installed on the output end of the driving motor (5); a rotating structure is arranged on the left side of the punching machine (1), and the bowl-shaped protective cover (8) is mounted through the rotating structure; the rotating structure The driving structure is mounted in cooperation with the driving gear (6) and is driven by the driving gear (6); a mounting tube (9) is fixed on the inclined surface of the bowl-shaped shield (8), and an exhaust passage (10) is connected to the right outer wall of the mounting tube (9); an internal thread (11) is formed on the inner wall of the right end of the mounting tube (9); the left end of the filter tube (12) is open, and a plurality of dustproof filter holes (121) are distributed on the side wall; the filter tube (12) is mounted in cooperation with the internal thread (11) through a threaded configuration portion (13); an exhaust fan (91) is installed at the left end opening of the mounting tube (9), and the exhaust fan is powered by a storage battery fixed on the side wall of the mounting tube (9).

2. A novel dust-proof punching device according to claim 1, characterized in that: Anti-slip grooves are provided on both the handle (2) and the auxiliary handle (3).

3. A novel dust-proof punching device according to claim 1, characterized in that: The rotating structure comprises a fixed arc plate (71), a groove (72), a fitting ring (73) and an arc frame (7); a fixed arc plate (71) is fixed on the left side of the punching machine body (1); a groove (72) is provided on the outer side wall of the fixed arc plate (71); the fitting ring (73) is movably placed in cooperation with the groove (72); an arc frame (7) is integrally formed on the right side surface of the fitting ring (73) outside the groove (72); a tooth groove is provided on the inner side wall of the arc frame (7), and the tooth groove is meshed with the driving gear (6).

4. A novel dust-proof punching device according to claim 1, characterized in that: A hexagonal column (14) is fixed on the outer end surface of the filter cartridge (12).

5. The novel dust-proof punching device according to claim 1 is characterized in that: An annular filter screen 1 (122) and an annular filter screen 2 (123) are fixed inside the filter cartridge (12), and the two are concentrically arranged.

6. A novel dust-proof punching device according to claim 3, characterized in that: The fixed arc plate (71), the mounting ring (73) and the arc frame (7) are all made of light materials.

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