CN209736074U

CN209736074U - dust raising device for rice mill

Info

Publication number: CN209736074U
Application number: CN201920363649.8U
Authority: CN
Inventors: 赵霞
Original assignee: Hunan Kolen Intelligent Technology Co Ltd
Current assignee: Hunan Kolen Intelligent Technology Co Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2019-12-06
Anticipated expiration: 2029-03-21

Abstract

The utility model discloses a raise dust device for rice mill, including rose box, agitator tank and screening case, feed arrangement is installed on the top of rose box, the bottom of rose box and the top fixed weld of agitator tank, the internally mounted of agitator tank has two sets of bearing frames, and is two sets of the equal fixed weld of inner circle of bearing frame has the rotation axis, the welding has multiunit helical blade on the rotation axis, the output shaft fixed weld of shaft coupling and rotating electrical machines is passed through to the one end of rotation axis, the bottom of agitator tank and the top fixed weld of screening case, the forced draught blower is installed to one side of screening case, one side that the forced draught blower was kept away from to the screening case is installed dust collector, the inside of screening case is equipped with the separator plate, two sets of strutting arrangement are installed to the bottom of separator plate. This raise dust device for rice mill can detach the impurity in the material, improves the quality of product, reduces the pollution to the environment simultaneously effectively.

Description

dust raising device for rice mill

Technical Field

The utility model belongs to the technical field of the rice mill, concretely relates to raise dust device for rice mill.

Background

A rice mill is a common grain processing machine. The brown rice is peeled and whitened by the mechanical acting force of mechanical equipment, and the mechanical equipment is called a rice mill. The rice mill mainly comprises a fixed spanner, a tightening nut spanner, a brush, a discharging hopper, a grinding wheel, a steel wire brush and the like. The rice mill is composed of a casing, a rice milling mechanism and a fan, the rice milling mechanism is mounted in the casing, a main shaft of the rice milling mechanism is supported on a frame, an iron roller is fixed outside the main shaft, a screen frame is sleeved outside the iron roller, the frame is covered outside the screen frame, the frame is fixed on the frame, one end of a cavity formed between the screen frame and the iron roller is a rice inlet provided with a conveying device, and the other end of the cavity is a rice outlet. When the rice mill works, paddy or brown rice is input from a rice inlet, enters a screen frame under the propelling action of a conveying device, and is then ground and rotated to remove bran under the extrusion of transverse ribs on an iron roller. After being crushed, the rice chaff is discharged along with the air flow through the screen frame under the action of the air drawn by the fan, and the clean rice grains are output from the rice outlet. At present, the dust raising device of the rice mill can not well screen impurities in rice, so that the product quality is low, and meanwhile, the pollution generated in the dust raising process can not be reduced.

Therefore, in view of the current situation, the dust raising device for the rice mill needs to be designed and produced urgently to meet the needs of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a raise dust device for rice mill to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dust raising device for a rice mill comprises a filter box, a stirring box and a screening box, wherein a feeding device is installed at the top end of the filter box, a filter screen is installed inside the filter box, the bottom of the filter box is fixedly welded with the top end of the stirring box, a material port formed in the bottom of the filter box is communicated with a material port formed in the top end of the stirring box, two groups of bearing seats are installed inside the stirring box, rotating shafts are fixedly welded to inner rings of the two groups of bearing seats, multiple groups of spiral blades are welded to the rotating shafts, one end of each rotating shaft penetrating through the stirring box is fixedly welded to an output shaft of a rotating motor through a coupler, the rotating motors are fixedly welded to the outer side of the stirring box, the bottom of the stirring box is fixedly welded to the top end of the screening box, and the material port formed in the bottom of the stirring box is;

Screening case is the stairstepping, the forced draught blower is installed to one side of screening case, one side that the forced draught blower was kept away from to the screening case is installed dust collector, the inside of screening case is equipped with the separator plate, two sets of strutting arrangement are installed to the bottom of separator plate, and are two sets of strutting arrangement and the inside fixed welding in bottom of equal screening case, screening bottom of the case portion is installed and is had the material collecting pipe and the discharging pipe of control valve, material collecting pipe and discharging pipe all communicate with the inside of screening case, material collecting pipe installs between two sets of strutting arrangement, the discharging pipe is installed between one side of strutting arrangement and screening incasement portion.

Preferably, the feeding device comprises a feeding hopper, a telescopic pipe, fixing columns and a hollow pipe, wherein two ends of the telescopic pipe are respectively communicated with the feeding hopper and the filter box, two groups of fixing columns are installed at the bottom of the feeding hopper, a plurality of groups of threaded holes which are arranged equidistantly are formed in the two groups of fixing columns, a plurality of groups of through holes which are the same as the threaded holes in size are formed in the two groups of hollow pipes, bolts penetrating through the through holes are arranged in the two groups of threaded holes, and the two groups of fixing columns are connected with the cavity part of the hollow pipe through the.

Preferably, strutting arrangement includes support column, baffle and hollow slab, the both ends of support column respectively with separator plate and baffle fixed weld, the support column is connected with hollow slab's cavity part, the both sides of baffle respectively with be equipped with resistance spring and compression spring between the inside top of hollow slab and the bottom, the bottom of hollow slab and the inside bottom fixed weld of screening case.

Preferably, the dust removal device comprises a ventilation pipe, a dust storage box and an air blower, two ends of the ventilation pipe are respectively communicated with the dust storage box and the screening box, and the air blower is installed at the top of the dust storage box.

Preferably, the screen cloth is installed through the screw on the separation plate, be equipped with four groups of guide plates on the separation plate, four groups the guide plate all is symmetrical about the separation plate central line, and two sets of the symmetry is "V" shape between the guide plate, the vibration exciter is installed at the center of separation plate bottom.

Preferably, the both sides of forced draught blower all are equipped with the dust screen, the fixed welding in bottom of screening case has four groups supporting legs, four groups the equal fixed welding in bottom of supporting leg has the universal wheel that has brake function.

The utility model discloses a technological effect and advantage: according to the dust raising device for the rice mill, rice grains falling from a material port of the screening box are separated from dust in the rice grains by the driving of the air blower, and meanwhile, negative pressure is formed in the dust storage box by the driving of the air blower, so that the dust enters the dust storage box through the ventilation pipe and is mixed with liquid in the dust storage box, and the pollution generated during screening is effectively reduced; the vibration of the vibration exciter drives the separating plate to vibrate, so that the scraps in the rice grains on the separating plate fall through the screen and are collected and processed by external equipment through the material collecting pipe, and the rice grains on the separating plate fall under the guidance of the guide plate and are collected and processed by the external equipment through the material discharging pipe; through resistance spring and compression spring that strutting arrangement set up, reduced the impact force of the grain of rice from the material mouth of screening case to the stripper effectively, and the grain of rice piles up the pressure that produces the stripper, protect the stripper effectively, reduce the grain of rice simultaneously effectively and take place deformation damage because of the collision, thereby promote the quality of product, this raise dust device for rice mill can detach the impurity in the material, improve the quality of product, reduce the pollution to the environment simultaneously effectively.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

Fig. 3 is a schematic structural diagram of the feeding device of the present invention;

Fig. 4 is an enlarged view of the structure a in fig. 1 according to the present invention.

in the figure: 1 filter box, 2 stirring box, 3 screening box, 4 feeding device, 5 filter screen, 6 bearing seat, 7 rotating shaft, 8 helical blade, 9 rotating motor, 10 blower, 11 dust collector, 12 separating plate, 13 supporting device, 14 collecting pipe, 15 discharging pipe, 16 feeding hopper, 17 telescopic pipe, 18 fixed column, 19 hollow pipe, 20 bolt, 21 supporting column, 22 baffle, 23 hollow plate, 24 resistance spring, 25 compression spring, 26 ventilating pipe, 27 dust storage box, 28 blower, 29 guide plate, 30 vibration exciter, 31 supporting leg, 32 universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a dust raising device for a rice mill as shown in figures 1-4, which comprises a filter box 1, a stirring box 2 and a screening box 3, wherein a feeding device 4 is arranged at the top end of the filter box 1, a filter screen 5 is arranged in the filter box 1, the bottom of the filter box 1 is fixedly welded with the top end of the stirring box 2, a material port arranged at the bottom of the filter box 1 is communicated with a material port arranged at the top end of the stirring box 2, two groups of bearing seats 6 are arranged in the stirring box 2, rotating shafts 7 are fixedly welded on inner rings of the two groups of bearing seats 6, a plurality of groups of helical blades 8 are welded on the rotating shafts 7, a rubber protective layer is arranged on each helical blade 8, one end of each rotating shaft 7 penetrating through the stirring box 2 is fixedly welded with an output shaft of a rotating motor 9 through a coupler, the rotating motor 9 is fixedly welded with the outer side of, the bottom of the stirring box 2 is fixedly welded with the top end of the screening box 3, and a material port formed in the bottom of the stirring box 2 is communicated with a material port formed in the top end of the screening box 3;

Screening case 3 is the stairstepping, forced draught blower 10 is installed to one side of screening case 3, dust collector 11 is installed to one side that forced draught blower 10 was kept away from to screening case 3, the inside of screening case 3 is equipped with separator plate 12, be equipped with the rubber protection layer on the separator plate 12, two sets of strutting arrangement 13 are installed, and are two sets of to the bottom of separator plate 12 strutting arrangement 13 and the inside fixed welding in bottom of equal screening case 3, screening case 3 bottom is installed and is had collection material pipe 14 and discharging pipe 15 of control valve, collection material pipe 14 and discharging pipe 15 all communicate with the inside of screening case 3, collection material pipe 14 is installed between two sets of strutting arrangement 13, discharging pipe 15 is installed between strutting arrangement 13 and the inside one side of screening case 3.

specifically, the feeding device 4 comprises a feeding hopper 16, an extension tube 17, fixed columns 18 and a hollow tube 19, two ends of the extension tube 17 are respectively communicated with the feeding hopper 16 and the filter box 1, two groups of fixed columns 18 are installed at the bottom of the feeding hopper 16, a plurality of groups of threaded holes which are arranged equidistantly are formed in the two groups of fixed columns 18, a plurality of groups of through holes which are the same as the threaded holes in size are formed in the two groups of hollow tubes 19, bolts 20 which penetrate through the through holes are arranged in the two groups of threaded holes, the two groups of fixed columns 18 are connected with the cavity of the hollow tubes 19 through the two groups of bolts 20, and the height of the feeding device 4 is adjusted within a certain range by adjusting the positions of the threaded holes.

Specifically, strutting arrangement 13 includes support column 21, baffle 22 and hollow plate 23, the both ends of support column 21 respectively with separator 12 and the fixed welding of baffle 22, support column 21 is connected with hollow plate 23's cavity part, baffle 22's both sides respectively with be equipped with resistance spring 24 and compression spring 25 between the inside top of hollow plate 23 and the bottom, through resistance spring 24 and the compression spring 25 that sets up, reduced the impact force of grain of rice from the material mouth of screening case to separator 12 down effectively to and the grain of rice piles up the pressure that produces separator 12, protect separator 12 effectively, reduce the grain of rice simultaneously effectively and take place the deformation damage because of the collision, promote the quality of product, the bottom of hollow plate 23 and the inside bottom fixed welding of screening case 3.

Specifically, dust collector 11 includes ventilation pipe 26, dust storage box 27 and air-blower 28, the both ends of ventilation pipe 26 communicate with dust storage box 27 and screening case 3 respectively, air-blower 28 is installed at dust storage box 27's top, and through the drive of forced draught blower 10, the grain of rice that will fall from the material mouth of screening case 3 and the dust separation in the grain of rice, the drive through air-blower 28 simultaneously makes the interior negative pressure that forms of dust storage box 27 to make the dust pass through ventilation pipe 26 and get into dust storage box 27, and mix with the liquid in the dust storage box 27, reduce the pollution that produces when screening effectively.

Specifically, there is the screen cloth through the screw installation on the separator plate 12, be equipped with four group's guide boards 29 on the separator plate 12, four groups the guide board 29 all is about separator plate 12 central line symmetry, two sets of the symmetry be "V" shape between the guide board 29, two sets of the material ejection of compact of being convenient for that the guide board 29 made the corner is two sets of all be equipped with the rubber protective layer on the guide board 29, vibration exciter 30 is installed at the center of separator plate 12 bottom, vibration exciter 30 selects DF501S type vibration exciter for dessert GCT production.

Specifically, the both sides of forced draught blower 10 all are equipped with the dust screen, the fixed welding in bottom of screening case 3 has four groups supporting leg 31, four groups the equal fixed welding in bottom of supporting leg 31 has universal wheel 32 with brake function.

Specifically, the dust raising device for the rice mill moves and fixes the dust raising device body through the universal wheel 32, adjusts the height of the feeding device 4 in a certain range according to actual conditions by adjusting the positions of threaded holes and through holes where the two groups of bolts 20 are located, rice grains enter the filter box 1 through the feeding device 4, large granular impurities are removed through the filter screen 5, enter the stirring box 2 through a material opening, the rotating motor 9 is started, the rotating shaft 7 rotates through the driving of the rotating motor 9 to drive the spiral blades 8 to rotate, the rice grains are stirred, scraps in the rice grains are separated from the rice grains and enter the sieving box 3 through the material opening, the air blower 10 and the air blower 28 are started, the rice grains falling from the material opening of the sieving box 3 are separated from dust in the rice grains through the driving of the air blower 10, and negative pressure is formed in the dust storage box 27 through the driving of the air blower 28, thereby make the dust pass through ventilation pipe 26 and get into dust storage box 27, and with the liquid mixture in the dust storage box 27, open vibration exciter 30 simultaneously, vibration through vibration exciter 30, drive the vibration of separator plate 12, make the piece in the grain of rice on the separator plate 12 fall through the screen cloth, and collect the processing by the external equipment through collecting pipe 14, the grain of rice on the separator plate 12 falls through the guide of guide board 29 simultaneously, and collect the processing by the external equipment through discharging pipe 15, in the screening process, resistance spring 24 and compression spring 25 through strutting arrangement 13 setting, the impact force to the separator plate when having reduced the grain of rice effectively and falling, and the grain of rice piles up the pressure that produces to separator plate 12, protect separator plate 12 effectively, it damages because of the collision takes place deformation to reduce the grain of rice effectively simultaneously, thereby promote the quality of product.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a raise dust device for rice mill, includes rose box (1), agitator tank (2) and screening case (3), its characterized in that: the feeding device (4) is installed on the top end of the filter box (1), the filter screen (5) is installed inside the filter box (1), the bottom of the filter box (1) is fixedly welded with the top end of the stirring box (2), a material port formed in the bottom of the filter box (1) is communicated with a material port formed in the top end of the stirring box (2), two sets of bearing seats (6) are installed inside the stirring box (2), a rotating shaft (7) is fixedly welded on an inner ring of each of the two sets of bearing seats (6), a plurality of sets of spiral blades (8) are welded on the rotating shaft (7), one end, penetrating through the stirring box (2), of the rotating shaft (7) is fixedly welded with an output shaft of a rotating motor (9) through a coupler, the rotating motor (9) is fixedly welded with the outer side of the stirring box (2), the bottom of the stirring box (2) is fixedly welded with the top end of the sieving, a material port formed in the bottom of the stirring box (2) is communicated with a material port formed in the top end of the screening box (3);

Screening case (3) are the stairstepping, forced draught blower (10) are installed to one side of screening case (3), dust collector (11) are installed to one side that forced draught blower (10) were kept away from in screening case (3), the inside of screening case (3) is equipped with separator plate (12), two sets of strutting arrangement (13) are installed, and are two sets of to the bottom of separator plate (12) strutting arrangement (13) and the inside fixed welding in bottom of equal screening case (3), material collection pipe (14) and discharging pipe (15) that have the control valve are installed to screening case (3) bottom, material collection pipe (14) and discharging pipe (15) all communicate with the inside of screening case (3), material collection pipe (14) are installed between two sets of strutting arrangement (13), discharging pipe (15) are installed between strutting arrangement (13) and the inside one side of screening case (3).

2. A dust raising apparatus for rice mill according to claim 1, characterized in that: the feeding device (4) comprises a feeding hopper (16), a telescopic pipe (17), fixing columns (18) and a hollow pipe (19), wherein two ends of the telescopic pipe (17) are respectively communicated with the feeding hopper (16) and the filter box (1), two groups of fixing columns (18) are installed at the bottom of the feeding hopper (16), a plurality of groups of threaded holes which are arranged equidistantly are formed in the two groups of fixing columns (18), a plurality of groups of through holes which are the same as the threaded holes in size are formed in the hollow pipe (19), bolts (20) penetrating through the through holes are arranged in the threaded holes, and the two groups of fixing columns (18) are connected with a cavity part of the hollow pipe (19) through the two groups of bolts (20).

3. A dust raising apparatus for rice mill according to claim 1, characterized in that: support arrangement (13) are including support column (21), baffle (22) and hollow slab (23), the both ends of support column (21) respectively with separator plate (12) and baffle (22) fixed weld, support column (21) are connected with the cavity part of hollow slab (23), the both sides of baffle (22) respectively with hollow slab (23) inside top and bottom between be equipped with resistance spring (24) and compression spring (25), the bottom of hollow slab (23) and the inside bottom fixed weld of screening case (3).

4. A dust raising apparatus for rice mill according to claim 1, characterized in that: dust collector (11) include ventilation pipe (26), dust storage box (27) and air-blower (28), the both ends of ventilation pipe (26) respectively with dust storage box (27) and screening case (3) intercommunication, air-blower (28) are installed at the top of dust storage box (27).

5. A dust raising apparatus for rice mill according to claim 1, characterized in that: the vibration exciter is characterized in that a screen mesh is installed on the separating plate (12) through screws, four groups of guide plates (29) are arranged on the separating plate (12), the guide plates (29) are symmetrical and symmetrical about the center line of the separating plate (12), two groups of guide plates (29) are in a V shape, and the vibration exciter (30) is installed at the center of the bottom of the separating plate (12).

6. A dust raising apparatus for rice mill according to claim 1, characterized in that: the dust screen is arranged on each of two sides of the air feeder (10), four groups of supporting legs (31) are fixedly welded at the bottom of the screening box (3), and universal wheels (32) with braking functions are fixedly welded at the bottoms of the supporting legs (31).