CN218613487U

CN218613487U - Dust-proof device for angle grinder

Info

Publication number: CN218613487U
Application number: CN202221479983.8U
Authority: CN
Inventors: 唐胜杰; 唐水生
Original assignee: Nantong Change Electric Tools Co ltd
Current assignee: Nantong Change Electric Tools Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2023-03-14
Anticipated expiration: 2032-06-14

Abstract

The utility model provides an angle grinder dust keeper, this design can grind the angle while carrying out the dust absorption, can improve dust absorption effect, can collect the dust, can conveniently carry out the dust screen simultaneously and dismantle and clean, it includes the casing, be provided with power and motor in the casing, the switch is installed in the outside of casing, install the connecting block on the output shaft of motor, be connected with the power shaft on the connecting block, the front end of casing is connected with the shield, the power shaft rotates with the shield to be connected, the outside of power shaft is connected with the fan, the fan is located inside the casing, the disk of beating is installed in the outside of power shaft, the loudspeaker box is installed in the outside of shield, the loudspeaker box is provided with a plurality of induction ports for toper structure and inboard, the intercommunication has a plurality of return bends between loudspeaker box and the shield, be connected with coupling mechanism between casing and the shield, be provided with baffle and a plurality of supporting shoes in the casing, baffle and a plurality of supporting shoes all contact with the power.

Description

Dust-proof device for angle grinder

Technical Field

The utility model relates to an angle grinder technical field especially relates to an angle grinder dust keeper.

Background

An angle grinder is an electric tool used for grinding weld beads, removing welding defects, cleaning welding roots and the like. The angle grinder has the advantages of high rotating speed, high defect removing speed, attractive and clean grinding weld joint and the like; in order to reduce the harm of fine dust generated in the working process of the angle grinder to the health of people, a dust cover or a dust hood is generally arranged on the angle grinder, the dust cover can only change the trend of dust, but still causes air pollution and is harmful to health, the dust of the dust hood of the angle grinder enters a filter box and is filtered by a filter screen, although the dust prevention effect can be achieved, meshes of the filter screen are easy to block after long-term use, the dust removal effect is finally poor, the dust filtered by the filter screen is very dry, and the dust is very easy to suck into a nasal cavity during cleaning.

The existing angle grinder is poor in dustproof effect, cannot absorb and collect dust, and is inconvenient to disassemble and clean a dustproof net.

Disclosure of Invention

The utility model aims to overcome prior art's is not enough, adapts to the actual needs, provides an angle grinder dust keeper, and this design can carry out the angle grinding while carrying out the dust absorption, can improve dust absorption effect, can collect the dust, can conveniently carry out the dust screen simultaneously and dismantle and clean.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

design angle buffing machine dust keeper, which comprises a housing, be provided with power and motor in the casing, the switch is installed in the outside of casing, install the connecting block on the output shaft of motor, be connected with the power shaft on the connecting block, the front end of casing is connected with the shield, the power shaft rotates with the shield to be connected, the outside of power shaft is connected with the fan, the fan is located inside the casing, the make mill is installed in the outside of power shaft, the loudspeaker box is installed in the outside of shield, the loudspeaker box is provided with a plurality of induction ports for toper structure and inboard, the intercommunication has a plurality of return bends between loudspeaker box and the shield, be connected with coupling mechanism between casing and the shield, be provided with baffle and a plurality of supporting shoe in the casing, baffle and a plurality of supporting shoe all contact with the power, the right-hand member threaded connection of casing has the chock plug.

Preferably, a tapered groove is formed in the left side of the connecting block, a tapered head is mounted at the inner end of the power shaft and is of a polygonal structure, and the tapered head is matched with the tapered groove.

Preferably, a dustproof net is arranged in the machine shell, and an air hole is formed in the outer side of the machine shell.

Preferably, the mechanism includes the connection lantern ring, and the lantern ring rotates and installs in the outside of casing, and the inboard of the lantern ring is seted up there is the internal thread, and the external screw thread has been seted up in the outside of shield, external screw thread and internal thread threaded connection, and the spacing ring is installed in the outside of casing, and the spacing groove has been seted up to the inboard of the lantern ring, the inner wall sliding connection of spacing ring and spacing groove.

Preferably, a plurality of locating levers are installed in the outside of shield, and a plurality of constant head tanks, locating lever and constant head tank swing joint have been seted up to the avris of casing.

The beneficial effects of the utility model reside in that:

1. the motor drives the connecting block to rotate, the polishing disc and the fan are driven to rotate through the conical head, the conical groove and the power shaft, the workpiece can be subjected to angle polishing through the polishing disc, the fan rotates to discharge air in the shell, dust generated by polishing can be sucked into the shell through the air suction port, the horn box and the bent pipe, and then the dust can be blocked and filtered through the dust screen, so that the dust is convenient to collect;

2. rotate the lantern ring and separate with the shield, then with shield and casing separation, dismantle the back, can clean the dust of collecting, cone and conical groove separation simultaneously, install again, can be connected cone and conical groove, utilize coupling mechanism to be connected casing and shield, can continue to use, installation and dismantlement convenience.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present design;

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present design;

FIG. 3 is a schematic diagram of the structure of portion A of FIG. 2 in the present design;

fig. 4 is a schematic structural diagram of a portion B in fig. 2 in the present design.

In the figure: 1. a housing; 2. a motor; 3. a power source; 4. a support block; 5. a baffle plate; 6. a switch; 7. plugging the head; 8. connecting blocks; 9. a tapered slot; 10. a conical head; 11. a power shaft; 12. a dust cover; 13. a horn box; 14. an air suction port; 15. grinding disc; 16. a fan; 17. a dust screen; 18. bending the pipe; 19. positioning a groove; 20. positioning a rod; 21. a collar; 22. a limiting ring; 23. a limiting groove; 24. and (4) air holes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic main structure diagram of the present design; FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present design; FIG. 3 is a schematic diagram of the structure of portion A of FIG. 2 in the present design; fig. 4 is a schematic structural diagram of part B in fig. 2 in the present design.

The dustproof device of the angle grinder is shown in fig. 1 to 4, and comprises a machine shell 1, wherein a power supply 3 and a motor 2 are arranged in the machine shell 1, a switch 6 is installed on the outer side of the machine shell 1, a connecting block 8 is installed on an output shaft of the motor 2, a power shaft 11 is connected onto the connecting block 8, the front end of the machine shell 1 is connected with a dustproof cover 12, the power shaft 11 is rotatably connected with the dustproof cover 12, a fan 16 is connected onto the outer side of the power shaft 11, the fan 16 is located inside the machine shell 1, a grinding disc 15 is installed on the outer side of the power shaft 11, a horn box 13 is installed on the outer side of the dustproof cover 12, the horn box 13 is of a conical structure, a plurality of air suction ports 14 are formed in the inner side of the horn box 13, a plurality of bent pipes 18 are communicated between the horn box 13 and the dustproof cover 12, and a connecting mechanism is connected between the machine shell 1 and the dustproof cover 12.

In the embodiment, a tapered groove 9 is formed in the left side of the connecting block 8, a tapered head 10 is installed at the inner end of the power shaft 11, the tapered head 10 is of a polygonal structure, and the tapered head 10 is matched with the tapered groove 9; the power shaft 11 may be connected to the motor 2.

In this embodiment, the dust screen 17 is provided in the casing 1, the air hole 24 has been seted up in the outside of casing 1, and the dust screen 17 of setting can be collected and block the dust, and the air hole 24 can be discharged.

In the embodiment, the mechanism comprises a connecting sleeve ring 21, the sleeve ring 21 is rotatably arranged on the outer side of the machine shell 1, an internal thread is arranged on the inner side of the sleeve ring 21, an external thread is arranged on the outer side of the dustproof cover 12, and the external thread is in threaded connection with the internal thread; the case 1 and the dust cover 12 may be connected.

In this embodiment, a limiting ring 22 is installed on the outer side of the casing 1, a limiting groove 23 is formed on the inner side of the sleeve ring 21, the limiting ring 22 is slidably connected with the inner wall of the limiting groove 23, a plurality of positioning rods 20 are installed on the outer side of the dust cover 12, a plurality of positioning grooves 19 are formed in the side of the casing 1, and the positioning rods 20 are movably connected with the positioning grooves 19; the housing 1 and the dust cover 12 can be positioned.

In the embodiment, a baffle 5 and a plurality of supporting blocks 4 are arranged in the machine shell 1, the baffle 5 and the supporting blocks 4 are both contacted with the power supply 3, and the right end of the machine shell 1 is in threaded connection with a plugging head 7; the power supply 3 can be conveniently detached for replacement or charged.

Working principle, during the use, switch on 3 and switch 6, starter motor 2 drives connecting block 8 rotatory, connecting block 8 passes through cone 10, conical groove 9 and power shaft 11 drive make mill 15 and fan 16 rotatory, can grind the angle to the work piece through make mill 15, fan 16 is rotatory to make the inside air escape of casing 1, through induction port 14, loudspeaker box 13 and return bend 18 can be with the dust suction casing 1 inside of polishing the production, then can block and filter the dust through dust screen 17, conveniently collect the dust, accomplish the processing back, rotate lantern ring 21, at first make lantern ring 21 and shield 12 separation, then separate shield 12 and casing 1, after the dismantlement, can clean the dust of collecting, cone 10 and conical groove 9 separation simultaneously, install again, can be connected cone 10 and conical groove 9, utilize coupling mechanism to be connected casing 1 and shield 12, can continue to use.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The dustproof device of the angle grinder comprises a casing, a power supply and a motor are arranged in the casing, and the dustproof device is characterized in that a switch is installed on the outer side of the casing, a connecting block is installed on an output shaft of the motor, a power shaft is connected onto the connecting block, the front end of the casing is connected with a dustproof cover, the power shaft is connected with the dustproof cover in a rotating mode, a fan is connected to the outer side of the power shaft, the fan is located inside the casing, a polishing disc is installed on the outer side of the power shaft, a horn box is installed on the outer side of the dustproof cover, a plurality of air suction ports are formed in the horn box in a conical structure, a plurality of bent pipes are communicated between the horn box and the dustproof cover, and a connecting mechanism is connected between the casing and the dustproof cover.

2. The dust guard of the angle grinder of claim 1, wherein: a tapered groove is formed in the left side of the connecting block, a tapered head is mounted at the inner end of the power shaft and is of a polygonal structure, and the tapered head is matched with the tapered groove.

3. The dust guard of the angle grinder of claim 1, wherein: a dustproof net is arranged in the machine shell, and an air hole is formed in the outer side of the machine shell.

4. The dust guard of the angle grinder of claim 1, wherein: the mechanism comprises a lantern ring, the lantern ring is rotatably installed on the outer side of the casing, an internal thread is formed in the inner side of the lantern ring, an external thread is formed in the outer side of the dustproof cover, and the external thread is in threaded connection with the internal thread.

5. The dust guard of the angle grinder of claim 4, wherein: the limiting ring is installed in the outside of casing, and the spacing groove has been seted up to the inboard of lantern ring, the inner wall sliding connection of spacing ring and spacing groove.

6. The dust guard of the angle grinder of claim 1, wherein: a plurality of locating levers are installed in the outside of shield, and a plurality of constant head tanks, locating lever and constant head tank swing joint have been seted up to the avris of casing.

7. The dust guard for an angle grinder of claim 1, wherein: the power supply is characterized in that a baffle and a plurality of supporting blocks are arranged in the casing, the baffle and the supporting blocks are in contact with the power supply, and a plugging head is connected to the right end of the casing in a threaded manner.