CN212733029U

CN212733029U - Impurity filtering and screening equipment for rice processing

Info

Publication number: CN212733029U
Application number: CN202020712915.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Nanxian Guoan Rice Co ltd
Current assignee: Nanxian Guoan Rice Co ltd
Priority date: 2020-05-04
Filing date: 2020-05-04
Publication date: 2021-03-19
Anticipated expiration: 2030-05-04

Abstract

The utility model provides an impurity filtering and screening device for rice processing, which comprises a casing, wherein the top of the casing is provided with a feed inlet, the lower side of the feed inlet is connected with a blanking channel, a funnel-shaped guide plate is arranged below the blanking channel, two sides of the guide plate are respectively provided with a fan and a dust falling channel, the fan is arranged at one side corresponding to the blanking direction at the bottom end of the blanking channel, the blanking channel extends downwards along the back side of the casing to a collecting barrel arranged at the bottom of the casing, the lower side of the guide plate is provided with a fine screening mechanism, the lower side of the fine screening mechanism is provided with a discharge hopper extending out of the casing along the welding tail end of the casing, the fine screening mechanism can perform secondary fine screening on rice after primary winnowing, the impurity on the surface of rice grains is further removed through the fine screening mechanism, the impurities on the surface of the rice grains are absorbed and collected, and the secondary attachment is, the time spent on the subsequent washing of the rice and the water resource consumed by the washing are reduced, and the rice washing machine has a good development prospect.

Description

Impurity filtering and screening equipment for rice processing

Technical Field

The utility model relates to a rice processing field specifically is an impurity filtering and screening equipment.

Background

The rice is a finished product prepared by the working procedures of cleaning, hulling, milling, finishing and the like of rice, contains nearly 64 percent of nutrient substances in the rice and more than 90 percent of nutrient elements required by a human body, and is a main food for people in most regions of China.

In the course of working at the rice, the rice grain surface after the shelling often can be stained with impurity such as some finely broken rice bran and dust, adopts the selection by winnowing mode to carry out rough screening usually, but the clean effect of screening of at least simple selection by winnowing is limited, follow-up still will carry out longer washing, and the abluent process also needs to consume a large amount of water resources, is unfavorable for the production of rice.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the effect of the clean screening of current selection by winnowing is limited, the follow-up washing of longer time still needs to be carried out, and a large amount of water resources also need to be consumed in the abluent process.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a rice processing is with impurity filtering screening equipment, which comprises a housing, the top of casing is provided with the feed inlet, the downside of feed inlet is connected with the blanking passageway, the below of blanking passageway is provided with hourglass hopper-shaped stock guide, the both sides of stock guide are provided with fan and dust falling passageway respectively, the fan setting is in the one side that blanking passageway bottom blanking direction corresponds, the blanking passageway extends to in the collecting vessel that chassis bottom portion was equipped with along casing dorsad downwardly extending, the downside of stock guide is provided with fine screening mechanism, the downside of fine screening mechanism has and extends the outer hopper of casing with casing welding tail end.

As a further aspect of the present invention: a plurality of sieve rods are arranged inside the blanking channel, and the sieve rods are arranged on the inner surface of the blanking channel in a staggered array mode and are vertically fixed with the inner surface of the blanking channel.

As a further aspect of the present invention: the dust falling channel is U-shaped in cross section and is fixed outside the machine shell through a screw assembly.

As a further aspect of the present invention: the fine screening mechanism comprises a screening barrel, a dust suction roller, an exhaust fan and a dust collection box, the screening barrel is welded on the lower side of the material guide plate, a plurality of through hole structures are arranged at the bottom of the screening barrel, the interior of the screening barrel is movably connected with the dust suction roller through a bearing assembly, two ends of the dust suction roller extend out of the screening barrel structures and are respectively connected with a driving wheel and a dust guide pipe, one side of the driving wheel is in transmission connection with a driving motor arranged in the casing through a driving belt, and the other end of the driving wheel is connected with the exhaust fan arranged in the casing.

As a further aspect of the present invention: the dust suction roller comprises a roller body and brushes, a plurality of rows of brushes are fixed on the roller body, the brushes are annularly arranged outside the roller body, the roller body is hollow, a strip-shaped through groove structure and a roller body inner space are arranged in the position between adjacent brushes on the surface of the roller body, and the width of each through groove is 1.5 mm.

As a further aspect of the present invention: the dust guide pipe is integrally U-shaped, two sides of the upper end of the U-shaped structure are respectively connected with the dust collection roller and the exhaust fan, a filter ring is arranged on the dust guide pipe connected with one side of the exhaust fan, and the bottom end of the U-shaped structure of the dust guide pipe is connected with a dust collection box.

As a further aspect of the present invention: the filter ring is a circular ring structure with a filter screen on the inner side, is arranged between the upper section of dust guide pipe and the lower section of dust guide pipe and can rotate freely, the end face of the lower section of dust guide pipe is provided with a needle-shaped structure attached to the lower surface of the filter ring filter screen, the side surface of the filter ring is provided with a tooth structure, the machine shell is provided with a cleaning roller which is in meshing transmission with the cleaning roller, and the cleaning roller partially exposes out of the surface of the machine shell.

As a further aspect of the present invention: the dust collecting box is made of transparent plastic, a through groove structure is arranged at a position, corresponding to the side face of the dust collecting box, on the machine shell, the side face structure of the dust collecting box is nested in the through groove, the bottom face of the dust collecting box is an inclined face, a tubular structure extending into the collecting barrel is arranged at the bottom of the inclined face, and the tail end of the pipeline structure is sealed through an end cover in threaded connection.

As a further aspect of the present invention: the funnel structure of stock guide bottom inclines to one side, and the welding is in sieve bucket one side, and the dust absorption roller sets up with sieve bucket off-centre in the sieve bucket, and the dust absorption roller sets up towards the skew below the slope of stock guide welding side.

Advantageous effects

1. The utility model discloses be provided with fine screen mechanism, can carry out secondary fine screen to the rice after preliminary selection by winnowing, sift the fine screen to rice grain surface impurity through fine screen mechanism, the better impurity of getting rid of rice grain surface reduces follow-up time spent to the washing of rice and washs the water resource that consumes.

2. The utility model discloses and screening mechanism tail end is provided with the air exhauster, absorbs the impurity that the fine screen sifted through the air exhauster extraction air, and the air exhauster leads the dirt union coupling through the U type with fine screening mechanism suction roller, leads dirt socle portion and is provided with the dust collection box, and U type structure through leading the dirt pipe deposits and collects impurity, avoids in the impurity inhales the updraft ventilator, guarantees the continuation normal function of air exhauster, extension fixture life-span.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the structural schematic diagram of the fine screening mechanism of the utility model.

Fig. 3 is a transverse sectional view of the fine screening mechanism of the present invention.

Fig. 4 is a schematic view of the installation of the dust collecting box of the present invention.

Fig. 5 is a schematic view of the filter ring structure of the present invention.

In FIGS. 1-5: 1-machine shell, 2-feed inlet, 3-blanking channel, 4-sieve rod, 5-guide plate, 6-fan, 7-fine sieve mechanism, 8-sieve barrel, 9-dust suction roller, 901-roller body, 902-brush, 10-driving wheel, 11-driving motor, 12-dust guide pipe, 13-dust collection box, 14-exhaust fan, 15-filter ring, 16-cleaning roller, 17-dust falling channel, 18-collection barrel, and 19-discharge hopper.

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.

Referring to fig. 1-5, in an embodiment of the present invention, an impurity filtering and screening apparatus for rice processing includes a housing 1, a feeding port 2, a material dropping channel 3, a screen rod 4, a material guiding plate 5, a fan 6, a fine screening mechanism 7, a screening barrel 8, a dust suction roller 9, a roller body 901, a brush 902, a driving wheel 10, a driving motor 11, a dust guiding pipe 12, a dust collecting box 13, an exhaust fan 14, a filter ring 15, a cleaning roller 16, a dust dropping channel 17, a collecting barrel 18, and a discharging hopper 19, wherein the top of the housing 1 is provided with the feeding port 2, the lower side of the feeding port 2 is connected with the material dropping channel 3, the lower side of the material dropping channel 3 is provided with the funnel-shaped material guiding plate 5, the two sides of the material guiding plate 5 are respectively provided with the fan 6 and the dust dropping channel 17, the fan 6 is disposed at one side corresponding to the bottom direction of the material dropping channel 3, the material, the lower side of the material guide plate 5 is provided with a fine screening mechanism 7, and the lower side of the fine screening mechanism 7 is provided with a discharge hopper 19 which is welded with the machine shell 1 and the tail end of which extends out of the machine shell 1.

Wherein: the inside of blanking passageway 3 is provided with a plurality of sieve poles 4, and sieve pole 4 staggers the array each other and arranges at the internal surface of blanking passageway 3, and with 3 internal surface vertical fixation of blanking passageway, through the collision of the grain of rice between sieve pole 4 increase and rice grain, also through the collision of the grain of rice with sieve pole 4 itself, peel off the impurity that grain of rice surface face glues, improve the screening effect.

Wherein: the cross section of the dust falling channel 17 is U-shaped and is fixed outside the machine shell 1 through a screw assembly, the tail of the dust falling channel is fixed through screws, and the dust falling channel 17 is detached, so that the dust accumulated inside the device can be conveniently cleaned from the joint of the dust falling channel 17, and dust accumulation is prevented.

Wherein: the fine screening mechanism 7 comprises a screening barrel 8, a dust suction roller 9, an exhaust fan 14 and a dust collection box 13, the screening barrel 8 is welded at the lower side of the material guide plate 5, the bottom of the screening barrel 8 is provided with a plurality of through hole structures, the interior of the screening barrel 8 is movably connected with the dust suction roller 9 through a bearing assembly, two ends of the dust suction roller 9 extend out of the structure of the screening barrel 8 and are respectively connected with a driving wheel 10 and a dust guide pipe 12, one side of the driving wheel 10 is in transmission connection with a driving motor 11 arranged in the machine shell 1 through a driving belt, the other end of the driving wheel is connected with the exhaust fan 14 arranged in the machine shell 1 through the dust guide pipe 12, residual dust and impurities on the surface of rice grains are further cleaned through the dust suction roller 9, air is extracted.

Wherein: dust suction roll 9 comprises roll body 901 and brush 902, is fixed with the brush 902 of a plurality of row forms on the roll body 901, and brush 902 annular is arranged in the roll body 901 outside, and roll body 901 cavity offers the logical groove structure and the roll body 901 inner space intercommunication of bar on the position between the adjacent brush in roll body 901 surface, leads to the groove width and is 1.5mm, improves the clean effect to the grain of rice through brush 902, leads to the groove and is used for collecting the dust that drops.

Wherein: the whole U type that is of dust guide pipe 12, the upper end both sides of U type structure are connected with dust absorption roller 9, air exhauster 14 respectively, are connected one side with air exhauster 14 and are connected and are provided with on dust guide pipe 12 and strain ring 15, and the bottom of dust guide pipe 12U type structure is connected with dust collection box 13, crosses the U type structure of dust guide pipe and deposits and collect impurity, avoids impurity to inhale in air exhauster 14, guarantees the continuation normal function of air exhauster 14, extension device life-span.

Wherein: filter ring 15 is the ring structure of the inside area filter screen, set up between two sections upper and lower dust guide tube, can free rotation, lower section dust guide tube 12 end position is provided with the needle-like structure of the laminating of filter ring 15 filter screen lower surface, the side surface of filtering ring 15 is provided with the tooth structure, be provided with on the casing 1 with it meshing driven clean gyro wheel 16, clean gyro wheel 16 part exposes casing 1 surface, can drive filter ring 15 through clean gyro wheel 16 and rotate, the cooperation is led dust guide tube 12 needle-like structure and is cleaned the filter screen, prevent that impurity and dust from being stained with to adhere to and influence the ventilation rate and lead to the suction of dust suction roller 9 not enough.

Wherein: dust collection box 13 is the transparent plastic material, the position that corresponds with the dust collection box side on casing 1 is provided with logical groove structure, dust collection box 13's side structure nestification is in leading the inslot, dust collection box 13's bottom surface is the inclined plane, the bottom on inclined plane is provided with the tubular structure that extends to in the collecting vessel 18, the end cover that the pipeline structure tail end passes through threaded connection seals, dust collection box 13 bottom pipeline structure is used for discharging dust impurity in the dust collection box 13, seal through the end cover and can avoid the air to flow into the suction that influences dust suction roller 9 from the pipeline, transparent material and casing 1 surperficial logical groove embedding set up be convenient for observe the interior impurity dust quantity of dust collection box 13, in order to arrange the clearance to the dust in.

Wherein: the funnel structure of stock guide 5 bottom inclines to one side, and the welding is in sieve bucket 8 one side, and the dust absorption roller 9 sets up with sieve bucket 8 off-centre in the sieve bucket 8, and the skew setting below the slope of stock guide 5 welded side is towards dust absorption roller 9, through off-centre setting, and brush 902 structure can contradict the bending with sieve bucket 8 inner walls when dust absorption roller 9 clockwise turning, kick-backs afterwards, can increase the clean effect to grain of rice surface dust through the power way of kick-backing.

When the utility model is used, an external power supply is connected for the device, the device is started, rice is added from a device feed inlet 2, the rice falls down along a blanking channel 3, and collides with a sieve rod 4 in the blanking channel 3 when passing through the blanking channel 3, the separation of dust and rice grains is accelerated, then the rice grains fall down from the tail end of the blanking channel 3, a fan 6 at one side performs preliminary air sieving on the dust, most of the dust falls into a dust falling channel 17 along the air flow, and finally falls into a collecting barrel 18 to be collected, a small amount of dust still adheres to the surfaces of the rice grains and enters the sieve barrel 8 along with the rice grains, a dust suction roller 9 in the sieve barrel 8 rotates clockwise under the driving of a driving motor 11, the dust suction roller 9 drives the rice grains to move, the rice grains are cleaned through a surface brush 902, the swept dust is sucked into the dust suction roller 9 under the action of an exhaust fan 14 and falls into a dust collecting box 13 along with a dust guide pipe 12 to be collected, the rice falls into the discharge hopper 19 from the bottom of the screen drum 8 after running for one circle and is discharged.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a rice processing is with impurity filtering screening equipment, a serial communication port, including casing (1), the top of casing (1) is provided with feed inlet (2), the downside of feed inlet (2) is connected with blanking passageway (3), the below of blanking passageway (3) is provided with hopper-shaped stock guide (5), the both sides of stock guide (5) are provided with fan (6) and dust falling passageway (17) respectively, fan (6) set up the one side that corresponds in blanking passageway (3) bottom blanking direction, blanking passageway (3) extend to in collecting vessel (18) that casing (1) bottom was equipped with along casing dorsad downwardly extending, the downside of stock guide (5) is provided with fine screen mechanism (7), the downside of fine screen mechanism (7) has and extends casing (1) welding tail end outside play hopper (19).

2. The impurity filtering and screening device for rice processing according to claim 1, characterized in that: a plurality of sieve rods (4) are arranged inside the blanking channel (3), and the sieve rods (4) are mutually staggered and arrayed on the inner surface of the blanking channel (3) and are vertically fixed with the inner surface of the blanking channel (3).

3. The impurity filtering and screening device for rice processing according to claim 1, characterized in that: the cross section of the dust falling channel (17) is U-shaped and is fixed outside the machine shell (1) through a screw component.

4. The impurity filtering and screening device for rice processing according to claim 1, characterized in that: the fine screening mechanism (7) comprises a screening barrel (8), a dust suction roller (9), an exhaust fan (14) and a dust collection box (13), the screening barrel (8) is welded on the lower side of the material guide plate (5), the bottom of the screening barrel (8) is provided with a plurality of through hole structures, the interior of the screening barrel (8) is movably connected with the dust suction roller (9) through a bearing assembly, two ends of the dust suction roller (9) extend out of the structure of the screening barrel (8) and are respectively connected with a driving wheel (10) and a dust guide pipe (12), one side of the driving wheel (10) is in transmission connection with a driving motor (11) arranged in the machine shell (1) through a driving belt, and the other end of the driving wheel is connected with the exhaust fan (14) arranged in the machine shell (.

5. The impurity filtering and screening device for rice processing according to claim 4, wherein: dust suction roll (9) comprise roll body (901) and brush (902), are fixed with brush (902) of a plurality of row forms on roll body (901), and brush (902) annular is arranged in roll body (901) outside, and roll body (901) cavity is seted up the logical groove structure and the roll body (901) inner space intercommunication of bar in the position between the adjacent brush in roll body (901) surface, and logical groove width is 1.5 mm.

6. The impurity filtering and screening device for rice processing according to claim 4, wherein: the dust guide pipe (12) is integrally U-shaped, two sides of the upper end of the U-shaped structure are respectively connected with the dust suction roller (9) and the exhaust fan (14), a filter ring (15) is arranged on the dust guide pipe (12) connected with one side of the exhaust fan (14), and the bottom end of the U-shaped structure of the dust guide pipe (12) is connected with a dust collection box (13).

7. The impurity filtering and screening device for rice processing according to claim 6, characterized in that: the filtering ring (15) is of a circular ring structure with a filtering net on the inner side, is arranged between the upper dust guide pipe and the lower dust guide pipe and can rotate freely, the end face of the lower dust guide pipe (12) is provided with a needle-shaped structure attached to the lower surface of the filtering ring (15), the side surface of the filtering ring (15) is provided with a tooth structure, a cleaning roller (16) in meshing transmission with the cleaning roller is arranged on the casing (1), and part of the cleaning roller (16) is exposed out of the surface of the casing (1).

8. The impurity filtering and screening device for rice processing according to claim 4, wherein: the dust collecting box (13) is made of transparent plastic materials, a through groove structure is arranged on the machine shell (1) corresponding to the side face of the dust collecting box, the side face structure of the dust collecting box (13) is nested in the through groove, the bottom face of the dust collecting box (13) is an inclined face, a tubular structure extending into the collecting barrel (18) is arranged at the bottom of the inclined face, and the tail end of the pipeline structure is sealed through an end cover in threaded connection.

9. The impurity filtering and screening device for rice processing according to claim 1, characterized in that: the hopper structure at the bottom of the guide plate (5) inclines to one side and is welded on one side of the sieve barrel (8), the dust suction roller (9) in the sieve barrel (8) and the sieve barrel (8) are eccentrically arranged, and the dust suction roller (9) is arranged in a manner of offsetting towards the oblique lower side of the welding side of the guide plate (5).