CN211967973U

CN211967973U - Dust collector for mixer

Info

Publication number: CN211967973U
Application number: CN202020319343.5U
Authority: CN
Inventors: 马国成
Original assignee: Zhejiang Lushi Industry And Trade Co Ltd
Current assignee: Zhejiang Lushi Industry And Trade Co Ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-11-20
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a dust removing device for a mixer, which comprises a mixer feed inlet, a dust hood, an exhaust pipe, an exhaust pump, a box body and a frame, wherein the dust hood and the box body are connected with the exhaust pump through the exhaust pipe, the box body and the exhaust pump are fixed on the frame, the dust hood is fixed at the mixer feed inlet, the dust hood comprises a feed inlet I, a feed inlet II, a striker plate, a cover plate and an exhaust opening, the exhaust opening is arranged on the dust hood, and is connected with the exhaust pipe, the cover plate is connected with the feed inlet I in a sliding way, the striker plate is obliquely arranged on the feed inlet II, the striker plate comprises three strip plates, the strip plates are rotationally connected with the dust hood, the dust hood is provided with a component I for driving the cover plate to move and a component II for driving the strip plates to rotate, the utility model discloses a sand stone material is firstly accumulated on the striker plate through the striker plate, then the cover, the dust removal effect is increased.

Description

Dust collector for mixer

Technical Field

The utility model relates to a dust collecting equipment field, in particular to dust collector for mixer.

Background

The mixer is the important equipment in the concrete production process, puts into raw materials such as cement, sand, stone from the mixer feed inlet with the mixture, adds additive, water and the like and stirs, and the discharge is followed the mixer export at last, and in this feeding's in-process, some dusts such as cement are easy to be raised, the polluted environment, and production operation personnel also influence healthy in inhaling the lung.

The dust cover is arranged above a feed inlet of the stirrer, the dust cover is communicated with the exhaust pipe, dust is exhausted through the fan, a feeding belt is arranged between the dust hood and the feed inlet of the stirrer, an interval is formed between the dust hood and the feed inlet of the stirrer, when the dust is large, the dust is blown out from the interval, and the dust removal effect is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust collector for mixer solves the unsatisfactory problem of dust removal effect when the dust is great.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a dust removal device for a stirrer, which comprises a feed inlet of the stirrer, a dust hood, an exhaust pipe, an exhaust pump, a box body and a frame, the dust hood and the box body are respectively connected with an air inlet and an air outlet of an air suction pump through an air suction pipe, the box body and the air suction pump are fixed on the frame, the dust hood is fixed at the feeding port of the stirrer and comprises a first feeding port, a second feeding port, a baffle plate, a cover plate and an air suction port, the air outlet is arranged on the dust hood, and is connected with an exhaust pipe, the cover plate is connected with the first feed inlet in a sliding way, the striker plate is obliquely arranged on the second feed inlet, the striker plate comprises three long strip plates, the long strip plates are rotationally connected with the dust hood, two ends of the striker plate are provided with a cylindrical bulge I, the first cylindrical protrusion is matched with the first through hole formed in the two side faces of the dust removal cover, and the first dust removal cover is provided with a first component for driving the cover plate to move and a second component for driving the strip plate to rotate.

By adopting the technical scheme, cement sand stone enters the dust hood from the first feed inlet, the second feed inlet is blocked by the baffle at the moment, the cement sand stone is accumulated on the baffle, the air is sucked by the air suction pump, the second feed inlet is blocked, outside air enters the dust hood from the first feed inlet and leaves the dust hood from the air suction opening to form air flow, the distance from the first feed inlet to the baffle is small, the raised dust is small, the first feed inlet has the air flow from the outside to the inside, the dust is not easy to raise from the first feed inlet, the feeding is stopped when the cement sand stone is accumulated to a certain amount, the cover plate moves to block the first feed inlet, the three long plates forming the baffle rotate, the second feed inlet is opened, the cement sand stone enters the feed inlet of the stirrer, the raised dust is large, but the first feed inlet is blocked, the dust cannot raise, and the.

Preferably, the first component comprises a first rack, a first gear and a first motor, the first rack is fixed on one side of the cover plate, and the first gear is matched with the first rack and fixedly connected with the first motor.

By adopting the technical scheme, the motor drives the first gear to rotate, the gear drives the cover plate to move up and down, the effect that the cover plate blocks and opens the first feeding hole is achieved, the structure is simple, and the control is convenient.

Preferably, the second assembly comprises a second rack, a second gear, a third gear and a second motor, the second rack is provided with two waist-shaped grooves, teeth are arranged on two surfaces of the second rack, one side of the outer surface of the dust hood is provided with a second cylindrical protrusion matched with the waist-shaped grooves, the third gear is fixedly connected to one end of the long strip plate and matched with one surface of the rack, and the second gear is fixedly connected with the second motor and matched with the other surface of the rack.

By adopting the technical scheme, the third gear drives the second rack to move, the second rack drives the third gear to rotate, the strip plate is driven to rotate, the effect that the cover plate blocks and opens the second feed inlet is achieved, the structure is simple, and the control is convenient.

Preferably, one outer side of the feeding hole is fixedly connected with an inclined inlet, and a feeding belt inlet is arranged at one side of the inclined inlet corresponding to the other side of the inclined inlet.

By adopting the technical scheme, the feeding belt does not extend into the dust hood, and the cover plate is not influenced to block the feeding hole.

Preferably, the box body is provided with a dust collecting box, a water mist nozzle and an air outlet, the dust collecting box is arranged at the bottom of the box body, the water mist nozzle is arranged at the upper part of the side surface of the box body and is connected with a water pump, and the air outlet is arranged at the side surface of the box body.

By adopting the technical scheme, the dust is attached and combined with the water mist along with the air flow through the water mist and falls into the dust collecting box, the air flow leaves the box body from the air outlet, and dust particles in the dust collecting box can be recycled, so that resources are saved.

Preferably, the air outlet is provided with a filter screen.

By adopting the technical scheme, some smaller dust particles are filtered and are not discharged from the air outlet, so that the dust removal effect is improved, and the working environment is protected.

Preferably, the bottom of the rack is provided with a universal wheel, and the universal wheel is provided with a foot brake.

By adopting the technical scheme, the box body and the air suction pump on the rack are convenient to move, after the dust hood is fixed and the rack is moved to a proper position, the foot brake is fixed and the dust hood and the air suction pump are connected.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a side cross-sectional view of a dust hood according to an embodiment;

FIG. 3 is an enlarged view of part A of the embodiment;

FIG. 4 is a schematic diagram of a second embodiment of an assembly;

FIG. 5 is a side cross-sectional view of the embodiment case.

Reference numerals: 1. a feeding hole of a stirrer; 2. a dust hood; 21. a first feeding hole; 22. a second feeding hole; 23. a striker plate; 231. a strip plate; 2311. a first cylindrical bulge; 24. a cover plate; 25. an air suction opening; 26. a first through hole; 27. a second cylindrical bulge; 3. an exhaust pipe; 4. an air suction pump; 5. a box body; 51. a dust collecting box; 52. a water mist nozzle; 53. an air outlet; 54. a filter mesh sheet; 6. a frame; 7. a first component; 71. a first rack; 72. a first gear; 73. a first motor; 8. a second component; 81. a second rack; 811. a waist-shaped groove; 82. a second gear; 83. a third gear; 84. a second motor; 9. an inclined inlet; 10. an air duct; 11. a square groove; 12. an inlet of the dust collecting box; 13. the dust excluding hood right flank.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the dust excluding hood 2 is integrally formed by welding four side surfaces and a top surface, a first feed inlet 21 is formed in the front side surface of the dust excluding hood 2, a second feed inlet 22 is formed at the bottom end of the four side surfaces, a square through groove communicated with the first feed inlet 21 is formed in the top surface, a cover plate 24 is slidably connected to the square groove 11, the first feed inlet 21 is blocked by the cover plate 24, a part of the upper end of the cover plate 24 is exposed out of the square through groove, a first rack 71 is fixedly connected to one side of the cover plate 24, a first motor 73 is fixedly connected to the top surface of the dust excluding hood 2, a first gear 72 is fixedly connected to an output shaft of the first.

The material baffle plate 23 comprises three long strips 231, the left side surface and the right side surface of the dust hood 2 are correspondingly provided with three through holes I26, two ends of the three long strips 231 are provided with cylindrical bulges I2311 matched with the through holes I26, the three long strips are rotatably connected with the dust hood 2, the cylindrical bulges I2311 at the ends of the three long strips 231 are respectively and fixedly connected with a gear III 83 outside the right side surface 13 of the dust hood, the right side surface of the dust hood 2 is provided with two cylindrical bulges II 27, the gear III 83 is provided with a rack II 81 matched, two sides of the rack II 81 are both provided with teeth, the middle part of the rack II is provided with two waist-shaped grooves 811 respectively matched with the two cylindrical bulges II 27, thus the rack II 81 can slide along the linear direction formed by the centers of the two cylindrical bulges II 27 to a certain extent, the right side surface of the dust hood 2 is fixedly welded with a motor frame 6, the motor frame 6 is fixedly connected with a motor II, the second gear 82 is matched with the teeth on the other side of the second rack 81.

As shown in fig. 4, an air suction opening 25 is provided on the top surface of the dust hood 2, the air suction opening 25 is connected with an air suction pipe 3, the other end of the air suction pipe 3 is connected with an air suction pump 4, the air suction pipe 3 is selected from a hose such as an aluminum foil pipe, the two ends of the air suction pipe 3 are clamped with the air suction opening 25 and the air suction pump 4 by a hose clamp, the other end of the air suction pump 4 is connected with an air pipe 10, the other end of the air pipe 10 is connected with a box body 5, the upper end of the left side surface of the box body 5 is provided with a water mist nozzle 52, the lower end of the left side surface is provided with a dust collection box inlet 12, the bottom of the box body 5 is further provided with a dust collection box 51, the dust collection box 51 is inserted into the box body 5 from the dust collection box inlet 12, the right side surface of the box body 5 is provided with an air, the mounting bar on top is used for fixed suction pump 4, and 6 bottoms in frame still are provided with the universal wheel, and the universal wheel has the service brake, conveniently removes and fixes.

When the dust-removing device is used, the cover plate 24 is moved upwards through the first motor 73, the first feeding hole 21 is opened, the feeding belt starts feeding, sand and stone are accumulated on the baffle plate 23, the air suction pump 4 sucks air, the second feeding hole 22 is blocked, outside air enters the dust hood 2 from the first feeding hole 21 and leaves the dust hood 2 from the air suction port 25 to form air flow, the distance from the first feeding hole 21 to the baffle plate 23 is small, the raised dust is small, the first feeding hole 21 has air flow from outside to inside, the dust is not easy to raise from the first feeding hole 21, the feeding belt stops feeding when a certain amount of cement and sand stone is accumulated, the first motor 73 moves the cover plate 24 downwards to reset to block the first feeding hole 21, the second motor 84 drives the three long strips 231 forming the baffle plate 23 to rotate, the second feeding hole 22 is opened, the cement and sand and stone enter the feeding hole 1 of the stirrer, the raised dust is large, but the, the dust is not easy to be blown out, the dust removal effect is good, then the second motor 84 drives the three long strips 231 forming the material baffle plate 23 to rotate reversely and reset, the second feed inlet 22 is blocked, the first motor 73 moves the cover plate 24 upwards, the first feed inlet 21 is opened, feeding is started, and the steps are repeated.

Claims

1. A dust removal device for a stirrer comprises a stirrer feed inlet (1), a dust hood (2), an exhaust pipe (3), an exhaust pump (4), a box body (5) and a frame (6), wherein the box body (5) and the exhaust pump (4) are fixed on the frame (6), and is characterized in that the dust hood (2) is fixedly connected with the stirrer feed inlet (1), the dust hood (2) comprises a feed inlet I (21), a feed inlet II (22), a baffle plate (23), a cover plate (24) and an exhaust opening (25), the exhaust opening (25) is arranged on the top surface of the dust hood (2) and is connected with the exhaust pipe (3), the cover plate (24) is in sliding connection with the feed inlet I (21), the baffle plate (23) is obliquely arranged on the feed inlet II (22), the baffle plate (23) comprises three strip plates (231), and the strip plates (231) are rotatably connected with the dust hood (2), the two ends of the dust hood are provided with first cylindrical protrusions (2311), the first cylindrical protrusions (2311) are matched with first through holes (26) formed in the two side faces of the dust hood (2), and a first component (7) for driving the cover plate (24) to move and a second component (8) for driving the long strip plate (231) to rotate are arranged on the dust hood (2).

2. The dust removing device for the mixer as claimed in claim 1, wherein the first component (7) comprises a first rack (71), a first gear (72) and a first motor (73), the first rack (71) is fixedly connected with one side of the cover plate (24), and the first gear (72) is matched with the first rack (71) and fixedly connected with the first motor (73).

3. The dust removal device for the mixer according to claim 1, wherein the second component (8) comprises a second rack (81), a second gear (82), a third gear (83) and a second motor (84), the second rack (81) is provided with two waist-shaped grooves (811), both sides of the second rack are provided with teeth, one side of the outer surface of the dust hood (2) is provided with a second cylindrical protrusion (27) matched with the waist-shaped grooves (811), the third gear (83) is fixedly connected to one end of the long strip plate (231) and matched with one side of the second rack (81), and the second gear (82) is fixedly connected with the second motor (84) and matched with the other side of the second rack (81).

4. The dust removing device for the mixer as claimed in claim 1, wherein an inclined inlet (9) is fixedly connected to the outer side of the first feeding port (21), and a feeding belt is arranged on one side of the inclined inlet (9).

5. The dust removing device for the mixer as claimed in claim 1, wherein the box body (5) is provided with a dust collecting box (51), a water mist nozzle (52) and an air outlet (53), the dust collecting box (51) is arranged at the bottom of the box body (5), the water mist nozzle (52) is arranged at the upper part of the side surface of the box body (5), and the air outlet (53) is arranged at the side surface of the box body (5).

6. The dust removing device for the mixer of claim 5, wherein the air outlet (53) is provided with a filter screen (54).

7. The dust removing device for the mixer as claimed in claim 1, wherein the bottom of the frame (6) is provided with a universal wheel, and the universal wheel is provided with a foot brake.