CN220372843U

CN220372843U - Grinding device

Info

Publication number: CN220372843U
Application number: CN202322018636.6U
Authority: CN
Inventors: 樊东强; 冯辰昊
Original assignee: China Chemical Engineering Second Construction Corp
Current assignee: China Chemical Engineering Second Construction Corp
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-01-23
Anticipated expiration: 2033-07-31

Abstract

The utility model discloses a grinding device, which comprises a round cover with an opening at the bottom, wherein a grinding stone is arranged in the round cover, a slag collecting box with the opening at the top is fixedly connected to the inner wall of the top of the round cover, a round through hole is formed in the inner wall of the top of the round cover, and an integral rotary suction filter assembly is arranged between the inner wall of the bottom of the slag collecting box and the inner wall of the top of the round cover. The dust shielding device is provided with a series of structures, so that dust shielding generated during grinding is conveniently and directly limited in the dust shielding pipe, the phenomenon of outward diffusion of dust can be completely avoided by surrounding shielding, the dust suction, filtration and collection effects are conveniently achieved during grinding, in addition, dust can be collected in a concentrated mode by utilizing a cylindrical filter screen in advance in the suction direction of the fan blade, meanwhile, the fan blade is prevented from being covered and attached by the dust, the cleanliness of the fan blade is improved, and dust collected by filtration is conveniently cleaned and removed by personnel.

Description

Grinding device

Technical Field

The utility model relates to a ground or wall surface leveling device used in the installation and construction of chemical engineering buildings.

Background

In the process of installing and constructing a chemical building, after the wall is painted, a leveling device is still required to level, so that the construction surface is leveled, meanwhile, the surface has certain roughness, the adhesive force between the paint and the wall surface is increased, however, a lot of dust is generated in the polishing process, and a lot of harm is brought to the health of constructors.

In this regard, the utility model of publication No. CN209453266U discloses a grinding device, whose body includes a housing, a rotating shaft, fan blades, grinding stones, an air outlet, a lampshade, an illuminating lamp and a baffle plate, the rotating shaft is mounted in the middle of the inner side of the housing, the fan blades are mounted on the upper portion of the outer side of the rotating shaft, the grinding stones are mounted on the lower portion of the outer side of the rotating shaft, an air inlet is fixed between the inner side of the bottom of the housing and the grinding stones, the air outlet is provided on both sides of the top end of the housing, and a dust storage device is connected to one side of the body through a pipeline.

According to the grinding device for the installation and construction of the chemical building, grinding work is achieved by driving the grinding stone and the fan blades to rotate, dust generated during the grinding work is sucked, but the dust is easily accumulated and covered on the fan blades and a pipeline is easily blocked in a mode that the fan blades are sucked and then blown into a box body of the dust removing device; in addition, the suction is realized by utilizing the air inlet, and the air inlet is directly towards the outside, so that dust firstly drifts outwards and then the drifted dust is sucked, and the phenomenon that the dust is not sucked and a large amount of dust diffuses outwards easily occurs.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a grinding device so as to achieve the purpose of integrating dust suction, filtration and collection.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a grinding device, includes the dome that the bottom set up for the opening, be equipped with the grinding stone in the dome, fixedly connected with top is the collection sediment box that the opening set up on the top inner wall of dome, the circular through-hole has been seted up at the top of dome, installs integrative rotatory suction filtration subassembly between the bottom of collection sediment box and the top inner wall of dome, and the bottom of integrative rotatory suction filtration subassembly extends to the below of collection sediment box and with the top fixed connection of grinding stone;

the integrated rotary suction filter assembly comprises a cylindrical filter screen fixedly connected between the bottom of the slag collecting box and the top of the circular cover, a rotating shaft positioned in the cylindrical filter screen is rotatably arranged at the bottom of the slag collecting box, the bottom end of the rotating shaft extends to the lower part of the slag collecting box and is fixedly connected with the top of the grinding stone, the top end of the rotating shaft extends to the inside of the circular through hole and is fixedly connected with the bottom end of an output shaft of the driving motor, a plurality of fan blades positioned in the circular through hole are fixedly connected to the outer side of the rotating shaft, and the bottom of the fan blades is an air inlet part;

the bottom of the slag collecting box is annular and is embedded and communicated with a plurality of dust collecting pipes at equal intervals, and the polishing stone is positioned among the dust collecting pipes.

Further, a dust blocking support assembly is sleeved in the round cover in a sliding manner, the polishing stone is positioned in the dust blocking support assembly, two elastic guide support assemblies are fixedly embedded on the inner wall of the top of the round cover, and the bottom ends of the two elastic guide support assemblies are fixedly connected with the top ends of the dust blocking support assemblies;

the dust blocking support assembly comprises a dust blocking pipe which is sleeved in the circular cover in a sliding manner, a plurality of balls are nested at equal intervals at the bottom end of the dust blocking pipe, a dust blocking rubber sleeve which is flush with the bottoms of the balls is arranged on the outer side of the dust blocking pipe in a bonding manner, and the bottoms of the balls are lower than the grinding stone.

Further, the elastic guide support assembly comprises an outer tube which is embedded and fixed on the inner wall of the top of the dome, an inner rod is sleeved in the outer tube in a sliding mode, the bottom ends of the two inner rods are fixedly connected with the top ends of the dust blocking tubes, the top ends of the outer tubes are arranged to be of plugging structures, and springs are fixedly connected between the top ends of the inner rods and the inner walls of the top ends of the corresponding outer tubes.

Further, the top fixedly connected with U-shaped extension board of dome, fixed mounting has driving motor in the U-shaped extension board, the top fixedly connected with L shape handle of U-shaped extension board.

Further, a slag removing hole communicated with the inside of the slag collecting box is formed in the inner wall of the top of the round cover, a T-shaped rubber plug is movably inserted in the slag removing hole, and an arc-shaped pull ring is fixedly connected to the top of the T-shaped rubber plug.

According to the grinding device, the driving motor, the integrated rotary suction filtering component and the grinding stone are matched, so that the grinding stone can be driven to rotate to grind the surface of a building during construction, and the suction filtering function can be integrally realized during grinding.

The dust shielding device can directly limit the generated dust shielding in the dust shielding pipe during grinding work, can completely avoid the outward diffusion of dust by surrounding shielding, is matched with the integrally formed suction effect, and is filtered in the air inlet direction of the fan blade, so that dust can be collected in a concentrated mode, the fan blade is prevented from being covered and attached by the dust, and the fan blade is ensured to be clean.

Drawings

FIG. 1 is a schematic view of the overall perspective structure of the grinding device of the present utility model;

FIG. 2 is a schematic view of a schematic cross-sectional front view of a wear flat apparatus according to the present utility model;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a dome; 2. a slag collecting box; 3. a rotating shaft; 4. grinding stone; 5. u-shaped support plates; 6. a driving motor; 7. a circular through hole; 8. a fan blade; 9. a cylindrical filter screen; 10. slag removal holes; 11. t-shaped rubber plugs; 12. a dust collection pipe; 13. dust-proof rubber sleeve; 14. a ball; 15. an outer tube; 16. a spring; 17. an inner rod; 18. a dust blocking pipe.

Detailed Description

As shown in fig. 1 to 3, a typical embodiment of the present utility model provides a grinding device, which includes a dome 1 with an opening at the bottom, a grinding stone 4 is disposed in the dome 1, a slag collecting box 2 with an opening at the top is fixedly connected to the top inner wall of the dome 1, a circular through hole 7 is formed in the top inner wall of the dome 1, an integral rotary suction filter assembly is installed between the bottom inner wall of the slag collecting box 2 and the top inner wall of the dome 1, and the bottom end of the integral rotary suction filter assembly extends to the lower side of the slag collecting box 2 and is fixedly connected to the top of the grinding stone 4.

Wherein, integrative rotatory suction filtration subassembly includes fixed connection in collection sediment box 2 bottom inner wall and the cylindrical filter screen 9 between the dome 1 top inner wall, and the pivot 3 that is located cylindrical filter screen 9 is installed in the bottom rotation of collection sediment box 2. Wherein, the rotation hole has been seted up to the bottom of album sediment box 2, the fixed cover in rotation hole is equipped with sealed bearing, sealed bearing's inner circle and the fixed suit in the outside of pivot 3, pivot 3 rotates through sealed bearing and the bottom inner wall of album sediment box 2 and is connected, play the effect to pivot 3 rotation installation, the bottom of pivot 3 extends to album sediment box 2's below and with the top fixed connection of grinding stone 4, the top of pivot 3 extends to in the round through hole 7 and with driving motor 6's output shaft bottom fixed connection, the outside fixedly connected with of pivot 3 a plurality of flabellums 8 that are located in round through hole 7, the bottom of flabellum 8 is the inlet portion.

The bottom of the slag collecting box 2 is annular and is embedded and communicated with a plurality of dust collecting pipes 12 at equal intervals, and the grinding stone 4 is positioned among the dust collecting pipes 12.

According to this embodiment, cylindrical filter screen 9, pivot 3 and flabellum 8 cooperation can drive through pivot 3 and beat grindstone 4 and flabellum 8 rotation when driving motor 6 starts, utilize to beat the building surface mill in the stone 4 carries out chemical industry building installation construction and smooth work, utilize flabellum 8 to collect the inside suction of sediment box 2, realize inhaling the dust that produces in the work of grinding through a plurality of dust absorption pipes 12 in album sediment box 2, cylindrical filter screen 9 shelter from the filtration in with the dust gas and collect in album sediment box 2, realize grinding the integrative effect to dust suction filtration collection of during the work.

In a preferred embodiment, a dust blocking support component is arranged in the circular cover 1 in a sliding sleeve manner, the polishing stone 4 is positioned in the dust blocking support component, two elastic guide support components are embedded and fixed on the inner wall of the top of the circular cover 1, and the bottom ends of the two elastic guide support components are fixedly connected with the top ends of the dust blocking support components. The dust blocking support assembly comprises a dust blocking pipe 18 which is sleeved in the round cover 1 in a sliding manner, a plurality of balls 14 are nested at equal intervals in an annular manner at the bottom end of the dust blocking pipe 18, a dust blocking rubber sleeve 13 which is flush with the bottoms of the balls 14 is sleeved on the outer side of the dust blocking pipe 18 in an adhering manner, and the bottoms of the balls 14 are lower than the grinding stone 4.

The dust blocking support assembly is used for stably blocking dust outside the polishing stone 4 and preventing the dust from diffusing outwards, and the elastic guide support assembly is used for elastically tightening and supporting the dust blocking support assembly when a person presses and squeezes the polishing stone to polish. The dust blocking pipe 18, the ball 14 and the dust blocking rubber sleeve 13 are matched, the ball 14 is utilized to movably support the dust blocking pipe 18, and the dust blocking rubber sleeve 13 and the dust blocking pipe 18 are utilized to form shielding on the outer side of the grinding stone 4, so that the effect of preventing dust from directly diffusing outwards in a large amount is achieved.

In the relative concrete embodiment, the elastic guide supporting component includes the outer tube 15 of inlaying and fixing on dome 1 top inner wall, and the slip cap is equipped with interior pole 17 in outer tube 15, wherein all has seted up spacing hole on the inner wall of one side that two outer tubes 15 are close, and the equal fixedly connected with stopper in one side that two interior poles 17 are close, and stopper and corresponding spacing hole sliding connection play the effect to spacing anticreep of interior pole 17, the bottom of two interior poles 17 all with the top fixed connection of dust blocking pipe 18, the top of outer tube 15 sets up to the shutoff structure, fixedly connected with spring 16 between the top of interior pole 17 and the top inner wall of corresponding outer tube 15.

In this embodiment, the outer tube 15, the inner rod 17 and the spring 16 cooperate, when the grinding work, the dome 1 slides downwards on the dust blocking tube 18, the dome 1 drives the grinding stone 4 to be attached to the building surface downwards through the slag collecting box 2 and the rotating shaft 3 in sequence, and simultaneously, the dome 1 drives the two outer tubes 15 to slide downwards on the corresponding inner rods 17 respectively, compresses the spring 16, and realizes the downward elastic tightening of the dust blocking tube 18 by utilizing the elasticity of the spring 16 in the compressed state, thereby realizing stable dust blocking.

In a relatively specific embodiment, the top of the dome 1 is fixedly connected with a U-shaped support plate 5, the top of the U-shaped support plate 5 is fixedly provided with a driving motor 6, and the right side of the top of the dome 1 is fixedly connected with a storage battery electrically connected with the driving motor 6. The top fixedly connected with L shape handle of U-shaped extension board 5, the L shape handle that sets up is used for handheld for and is used for utilizing it to form the extrusion to U-shaped extension board 5 when personnel press the L shape handle, drives dome 1 and moves down.

The slag removal hole 10 communicated with the inside of the slag collection box 2 is formed in the inner wall of the top of the circular cover 1, the T-shaped rubber plug 11 is movably inserted in the slag removal hole 10, the arc-shaped pull ring is fixedly connected to the top of the T-shaped rubber plug 11, the slag removal hole 10 is matched with the T-shaped rubber plug 11, and after the T-shaped rubber plug 11 is taken down, dust collected in the slag collection box 2 is poured out and cleaned conveniently through the slag removal hole 10.

When the novel dust blocking device is used, the driving motor 6 is started and the L-shaped handle is pressed, the driving motor 6 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the grinding stone 4 to rotate, the L-shaped handle extrudes the U-shaped support plate 5 to move, the U-shaped support plate 5 drives the round cover 1 to slide downwards on the dust blocking pipe 18, the round cover 1 sequentially passes through the slag collecting box 2 and the rotating shaft 3 to drive the grinding stone 4 to be attached to a building surface downwards, at the moment, the grinding stone 4 in rotation carries out grinding work, the round cover 1 moves downwards and drives the two outer pipes 15 to slide downwards on the corresponding inner rods 17 respectively, the springs 16 are compressed, the dust blocking pipe 18 is tightly elastically stretched downwards by the aid of the elasticity of the springs 16 in the compressed state, the dust blocking pipe 18 and the dust blocking rubber sleeve 13 are used for realizing stable blocking of the outer sides of the grinding stone 4, the dust blocking can be limited in the dust blocking pipe 18, the dust is prevented from outwards scattering, pollution harm to surrounding environment and personnel is reduced, and the balls 14 can be used for normally moving the dust blocking pipe 18 in grinding work, and people can move integrally.

Wherein, still drive a plurality of flabellums 8 and rotate when pivot 3 rotates, the flabellum 8 rotates the inside suction of collection sediment box 2, collection sediment box 2 is through a plurality of dust absorption pipes 12 with the dust suction that produces in the mill flat work to collection sediment box 2 in, the dust filtration in the dust gas is sheltered from and is collected in collection sediment box 2 to cylindrical filter screen 9, realize the integrative effect to dust suction filtration collection of mill flat during operation, and through utilizing cylindrical filter screen 9 to shelter from the mode of collecting to the dust in advance in flabellum 8 suction direction, prevent that flabellum 8 from being stained with by the dust cover when collecting to the dust is concentrated, improve flabellum 8 cleanliness.

When dust needs to be cleaned after the dust collecting box is used, the arc-shaped pull ring is pulled upwards to drive the T-shaped rubber plug 11 to be separated from the slag hole 10 upwards, the blocking of the slag hole 10 is relieved, and at the moment, the dust in the slag collecting box 2 can be poured out through the slag hole 10 for cleaning, so that the dust collected by filtering can be conveniently cleaned and removed by personnel.

Claims

1. The utility model provides a grinding device, is dome (1) that the opening set up including the bottom, be equipped with in dome (1) and beat grindstone (4), its characterized in that: the slag collecting box (2) with the top being provided with an opening is fixedly connected to the inner wall of the top of the circular cover (1), a circular through hole (7) is formed in the top of the circular cover (1), an integrated rotary suction filter assembly is arranged between the bottom of the slag collecting box (2) and the inner wall of the top of the circular cover (1), and the bottom end of the integrated rotary suction filter assembly extends to the lower side of the slag collecting box (2) and is fixedly connected with the top of the grinding stone (4);

the integrated rotary suction filter assembly comprises a cylindrical filter screen (9) fixedly connected between the bottom of the slag collecting box (2) and the top of the circular cover (1), a rotating shaft (3) positioned in the cylindrical filter screen (9) is rotatably arranged at the bottom of the slag collecting box (2), the bottom end of the rotating shaft (3) extends to the lower part of the slag collecting box (2) and is fixedly connected with the top of the grinding stone (4), the top end of the rotating shaft (3) extends to the inside of the circular through hole (7) and is fixedly connected with the bottom end of an output shaft of the driving motor (6), a plurality of fan blades (8) positioned in the circular through hole (7) are fixedly connected to the outer side of the rotating shaft (3), and the bottom of each fan blade (8) is an air inlet part;

the bottom of the slag collecting box (2) is annular and is embedded and communicated with a plurality of dust collecting pipes (12) at equal intervals, and the grinding stone (4) is positioned among the dust collecting pipes (12).

2. The wear leveling device of claim 1, wherein: the dust blocking support assembly is sleeved in the round cover (1) in a sliding manner, the grinding stone (4) is positioned in the dust blocking support assembly, two elastic guide support assemblies are fixedly embedded on the inner wall of the top of the round cover (1), and the bottom ends of the two elastic guide support assemblies are fixedly connected with the top ends of the dust blocking support assemblies;

the dust blocking support assembly comprises a dust blocking pipe (18) which is sleeved in the round cover (1) in a sliding mode, a plurality of balls (14) are nested at equal intervals in an annular mode at the bottom end of the dust blocking pipe (18), a dust blocking rubber sleeve (13) flush with the bottom of the balls (14) is arranged on the outer side of the dust blocking pipe (18) in a bonding mode, and the bottom position of the balls (14) is lower than that of the grinding stone (4).

3. The sharpening device of claim 2, wherein: the elastic guide support assembly comprises an outer tube (15) which is embedded and fixed on the inner wall of the top of the dome (1), an inner rod (17) is sleeved in the outer tube (15) in a sliding mode, the bottom ends of the two inner rods (17) are fixedly connected with the top ends of dust blocking tubes (18), the top ends of the outer tubes (15) are arranged to be of plugging structures, and springs (16) are fixedly connected between the top ends of the inner rods (17) and the inner walls of the top ends of the corresponding outer tubes (15).

4. A wear leveling device according to claim 1 or 3, characterized in that: the top fixedly connected with U-shaped extension board (5) of dome (1), fixed mounting has driving motor (6) in U-shaped extension board (5), the top fixedly connected with L shape handle of U-shaped extension board (5).

5. The wear leveling device of claim 4, wherein: slag removing holes (10) communicated with the inside of the slag collecting box (2) are formed in the inner wall of the top of the round cover (1), T-shaped rubber plugs (11) are movably inserted in the slag removing holes (10), and arc-shaped pull rings are fixedly connected to the tops of the T-shaped rubber plugs (11).