CN212040588U

CN212040588U - Structure rice mill with impurity removing function

Info

Publication number: CN212040588U
Application number: CN202020131808.4U
Authority: CN
Inventors: 黎中华
Original assignee: Tianmen Xianliang Machinery Co ltd
Current assignee: Tianmen Xianliang Machinery Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-12-01
Anticipated expiration: 2030-01-20

Abstract

A rice mill with a structure and an impurity removing function comprises a frame, a duplex hoister, a primary cleaning sieve box, a rice huller and a large chaff fan, wherein the lower part of the primary cleaning sieve box is provided with the rice huller, the side part of the rice huller is provided with the large chaff fan, the lower part of the rice huller is provided with a rough rice separating sieve, and the lower part of the rough rice separating sieve is provided with the rice mill; the duplex lifting machine bottom is equipped with the hair millet feeder hopper, the top of duplex lifting machine is equipped with the hair millet discharge gate, the butt joint of the hair millet discharge gate at duplex lifting machine top and the feed inlet of precleaner box, precleaner box bottom articulates there are four spinal branch vaulting poles, and the other end of bracing piece articulates on the strong point of frame, the right-hand member portion and the drive connecting rod of precleaner box articulate. The utility model has the advantages of reasonable structure, convenient processing, high automation degree and the like. It has the functions of impurity removing, rice hulling, rice husking, rice milling and the like, can work quickly to obtain white rice, and has small machine body volume and continuous operation.

Description

Structure rice mill with impurity removing function

Technical Field

The utility model belongs to the technical field of rice combination processing equipment technique and specifically relates to a structure rice mill with clear miscellaneous function.

Background

With the gradual improvement of living standard, people put forward higher requirements on the quality of rice, so that the rice milling process is rapidly improved. With the continuous improvement of rice varieties, the yield of long and thin grain rice is higher and higher in recent years, the rice can generate a large amount of waist-cracking phenomena due to self reasons in the harvesting and threshing process, and the rice crushing rate of the traditional rice mill can be improved due to the lagging technology. The unreasonable component arrangement of traditional rice mill and the backward of technology have resulted in through impurity more, cereal subsides in the rice milling room bottom under the effect of self weight, mobility is poor, current rice milling area of motion can not obtain make full use of. If the processing quality of rice needs to be improved, one machine or two machines are used for milling rice to increase the pressure inside the rice milling chamber, but the temperature of the rice is increased, and in addition, the high waist cracking rate of the original rice can generate a large amount of broken rice in the rice milling process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure rice mill with clear miscellaneous function to solve the problem that proposes in the above-mentioned background art.

The utility model adopts the technical proposal that: a structure rice mill with impurity removing function comprises a frame, a duplex hoister, a primary cleaning sieve box, a rice huller and a large chaff fan, wherein the lower part of the primary cleaning sieve box is provided with the rice huller, the side part of the rice huller is provided with the large chaff fan, the lower part of the rice huller is provided with a rough rice separating sieve, and the lower part of the rough rice separating sieve is provided with the rice mill; the duplex lifting machine bottom is equipped with the coarse grain feeder hopper, the top of duplex lifting machine is equipped with the coarse grain discharge gate, the coarse grain discharge gate at duplex lifting machine top and the butt joint of the feed inlet of scalping box, scalping box bottom articulates there are four spinal branch vaulting poles, and the other end of bracing piece articulates on the strong point of frame, the right-hand member portion of scalping box is articulated with the drive connecting rod, and this drive connecting rod is connected with the scalping reciprocating mechanism who fixes on the frame, scalping box bottom lateral part has the impurity discharge gate, be equipped with the net material discharge gate in the middle of the scalping box bottom, the feed hopper intercommunication at net material discharge gate and rice huller top, the husky discharge gate of rice huller bottom then is located chaff separator's feed inlet top.

Preferably, the transmission wheel of the reciprocating mechanism of the primary cleaning sieve is positioned at the lower part of the belt pulley of the hoister, and the belt pulley of the chaff fan is arranged at the lower part of the belt pulley of the hoister.

Preferably, the rice bran separation device comprises a sieve box and a rice bran fan, wherein the sieve box is hinged to one end of a swing rod, the other end of the swing rod is hinged to a rack mounting surface below a discharge port of the rice huller, a sieve plate is arranged at the bottom of the sieve box, a feed port flexibly connected with a coarse rice discharge port is arranged in the middle of the top of the sieve box, an air suction port flexibly connected with the rice bran fan is arranged at the right end of the top of the sieve box, a coarse rice outlet is arranged at the left end of the sieve box, the right end of the sieve box is hinged to a sieve box driving connecting rod, and the sieve box driving connecting rod is connected with a sieve box reciprocating mechanism fixed on a frame.

Preferably, the discharge hole of the chaff fan is communicated with the feed inlet of the bin through a pipeline.

Preferably, the pre-cleaning sieve reciprocating mechanism and the sieve box reciprocating mechanism are crank-connecting rod mechanisms or eccentric wheel reciprocating mechanisms.

Preferably, the top of the duplex hoister is further provided with a grain rough discharge hole, the grain rough discharge hole is connected with a grain rough return sieve pipe wound through the side part of the rice huller, and the tail end of the grain rough return sieve pipe is butted with a grain rough receiving hopper positioned above the grain rough separating sieve side.

Preferably, the grain separating sieve is internally provided with a plurality of layers of sieve meshes, wherein the side part of the first layer of sieve face is connected with a grain dropping pipe, the outlet of the grain dropping pipe is butted with a back rice hulling hopper, and the back rice hulling hopper is communicated with a rough grain feeding hopper at the bottom of a duplex elevator; wherein the second layer of screening surface lateral part is connected with a coarse pipe that falls, and the export of the coarse pipe that falls is fought with returning the sieve and is fought butt joint, should return the sieve fill and the coarse feeder hopper intercommunication of millet of lifting machine bottom.

Preferably, the bottom of the grain and brown separating screen is arranged on an eccentric shaft, and the eccentric shaft is driven by an eccentric transmission mechanism.

Preferably, a rice dropping opening at the bottom of the grain-husked separating screen is communicated with a feed hopper of the rice mill, a fine bran hopper is arranged under the rice mill, the bottom of the fine bran hopper is connected with an air suction opening of a fine bran fan through a pipeline, an air outlet of the fine bran fan is communicated with fine bran whirlwind through a pipeline, and a discharge opening at the side part of the rice mill is provided with a screen.

The utility model has the advantages of reasonable structure, convenient processing, high automation degree and the like. It possesses functions such as impurity removal, rice huller, husky separation of millet, husk rice, can the rapid working obtain the white rice, and the fuselage is small moreover, can the continuity of operation, through the fine chaff fan to the cooling of husk rice room, very big reduction explode the waist rate, can sieve out the broken rice through the screen cloth, very big degree has reduced the broken rice rate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a partial cross-sectional view of the present invention.

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.

As shown in fig. 1 to 3, a rice mill with a structure of impurity removal comprises a frame 100, a duplex lifter 4, a primary cleaning sieve box 5, a rice huller 6, and a large chaff blower 7, wherein the lower part of the primary cleaning sieve box 5 is provided with the rice huller 6, the lateral part of the rice huller 6 is provided with the large chaff blower 7, the lower part of the rice huller 6 is provided with a rough rice separation sieve 8, and the lower part of the rough rice separation sieve 8 is provided with a rice mill 85; the bottom of duplex lifting machine 4 is equipped with hair millet feeder hopper 45, the top of duplex lifting machine 4 is equipped with hair millet discharge gate 41, and hair millet discharge gate 41 docks with the feed inlet of precleaner box 5, precleaner box bottom articulates there is four spinal branch vaulting poles 52, and the other end of bracing piece 52 articulates on the strong point of frame. The right end part of the precleaner box is hinged with a driving connecting rod 57, the driving connecting rod 57 is connected with a precleaner reciprocating mechanism 58 fixed on the frame, and the precleaner reciprocating mechanism 58 is an eccentric wheel reciprocating mechanism or a crank connecting rod reciprocating mechanism. The transmission wheel of the primary cleaning sieve reciprocating mechanism 58 is positioned at the lower part of a belt pulley 400 of the hoister 4, and a bran fan belt pulley 700 is arranged at the lower part of the belt pulley 400 of the hoister 4.

The bottom side of the primary cleaning sieve box 5 is provided with an impurity discharge hole 53 which can discharge impurities such as small stones.

The middle of the bottom of the primary cleaning sieve box 5 is provided with a purified material discharge port 51, the purified material discharge port 51 is communicated with a feed hopper 61 at the top of the rice huller, and a rough rice discharge port at the bottom of the rice huller 6 is positioned above a feed port 761 of the chaff separation device.

The chaff separator includes sieve box 76, chaff fan 7, and wherein sieve box 76 is articulated with one end of pendulum rod 712, and the other end of this pendulum rod 772 articulates on the frame installation face of rice huller discharge gate below, and sieve box 76 bottom is equipped with the sieve, and the intermediate position at sieve box 76 top is equipped with the feed inlet with husky discharge gate flexonics of millet, particularly, is through the hose connection. The right end part of the top of the sieve box 76 is provided with an air suction opening flexibly connected with the chaff fan 7, the left end part of the sieve box 76 is provided with a rough opening, the right end part of the sieve box 76 is hinged with a sieve box driving connecting rod 711, and the sieve box driving connecting rod 711 is connected with a sieve box reciprocating mechanism 77 fixed on the frame. The reciprocating mechanism 58 of the primary cleaning sieve and the reciprocating mechanism 77 of the sieve box are realized by a crank connecting rod reciprocating mechanism or an eccentric wheel reciprocating mechanism.

The top of the duplex lifter is also provided with a rough rice discharge port 401, the rough rice discharge port 401 is connected with a rough rice return sieve tube 42 which is wound on the side part of the rice huller, and the tail end of the rough rice return sieve tube 42 is butted with a rough rice receiving hopper 71 which is positioned above the rough rice separating sieve 8.

The rice dropping port 82 at the bottom of the grain-husked rice separating screen 8 is communicated with a feed hopper 850 of the rice mill 85, a fine bran hopper 891 is arranged under the rice mill 85, the bottom of the fine bran hopper 891 is connected with an air suction port of a fine bran fan 89 through a pipeline, and an air outlet of the fine bran fan is communicated with a fine bran cyclone 88 through a pipeline 86. The discharge port at the side of the rice mill 85 is provided with a screen mesh 851.

The grain separating sieve 8 is provided with a plurality of layers of sieve meshes, wherein the side part of the first layer of sieve face is connected with a grain dropping pipe 870, the outlet of the grain dropping pipe 870 is butted with a back rice hulling hopper 87, and the back rice hulling hopper 87 is communicated with a grain feeding hopper 45 at the bottom of the duplex lifter.

The bottom of the grain and brown separating screen 8 is arranged on an eccentric shaft, and the eccentric shaft is driven by an eccentric transmission mechanism. The mixture of rice and brown rice mainly containing rice separated by the separating sieve 8 enters the rough rice feeding hopper 45, and then is separated again by the rice huller through the discharge port 41 of the elevator 4.

Wherein the side part of the second layer of screen surface is connected with a coarse falling pipe 871, the outlet of the coarse falling pipe 871 is butted with a sieve returning hopper 873, and the sieve returning hopper 873 is communicated with a coarse grain feeding hopper 403 at the bottom of the lifter. The back rice huller hopper 87 and the back sieve hopper 873 are arranged on the frame in parallel.

The brown rice-containing mixture separated by the brown rice separating sieve 8 is fed into a brown rice feeding hopper 403, and then fed to the brown rice separating sieve 8 from a brown rice discharging port 401 of the elevator 4 via a brown rice receiving hopper 71 for separating brown rice again.

The discharge port 700 of the chaff fan 7 is communicated with the feed inlet of the chaff bin through a pipeline 31, and the chaff is pumped into the chaff bin for storage.

The output shaft of the rice mill belt pulley 102 and the motor 110 is connected through a belt 1101, and the rice mill belt pulley can be driven to work through the motor 110, so that the whole combined rice mill is driven to work.

The working principle is as follows: the duplex lifting machine 4 lifts the rough paddy in the rough paddy feed hopper 45 to the top, after impurity removal through the primary cleaning sieve box 5, the clean rough paddy is delivered to the rice huller 6 for hulling, and then passes through a large chaff separation device, wherein the chaff is pumped out to the chaff bin 3 through a pipeline 31 by a large chaff fan 7, the rough paddy mixture enters the rough paddy separation sieve 8 for separating the brown rice and the rough paddy which is not hulled, wherein the rough paddy mixture mainly comprising the brown rice flows into the rough paddy feed hopper 403 at the bottom of the duplex lifting machine 4 through a pipeline, and is lifted by the duplex lifting machine 4 and input into the rough paddy separation sieve 8 for grain re-separation. After the mixture of rice and brown rice mainly containing rice enters the rough rice feeding hopper 45, the rough rice discharge port 41 of the duplex hoister 4 is used for carrying out rice hulling separation again through the rice huller.

The cleaned brown rice screened by the multi-stage screen in the rice husking separation sieve 8 falls into the feeding hopper 850 of the rice mill through the rice falling opening 82 and is milled white by the rice milling emery roller in the rice mill 85, the rear half part of the rice milling emery roller is of a spiral structure, and the brown rice is continuously conveyed forwards and rubbed after entering the thread channel of the emery roller, so that the rice bran is separated. The big bran fan 89 sucks out the oil bran generated by milling rice, the oil bran enters the fine bran hopper 891 and enters the cyclone dust collector for separation through the air outlet pipe on the big bran fan 89, and the fine rice is continuously extruded from the fine rice outlet at the end part of the rice milling sand roller. The discharge gate of rice mill is equipped with screen cloth 851, and the screen cloth can be to a certain extent sieve out the broken rice.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A structure rice mill with impurity removing function comprises a frame, a duplex lifting machine, a primary cleaning sieve box, a rice huller and a large chaff fan, and is characterized in that the lower part of the primary cleaning sieve box is provided with the rice huller, the side part of the rice huller is provided with the large chaff fan, the bottom of the duplex lifting machine is provided with a rough grain feeding hopper, the top of the duplex lifting machine is provided with a rough grain discharging port, the rough grain discharging port at the top of the duplex lifting machine is butted with the feeding port of the primary cleaning sieve box, the bottom of the primary cleaning sieve box is hinged with four supporting rods, the other ends of the supporting rods are hinged on supporting points of the frame, the right end part of the primary cleaning sieve box is hinged with a driving connecting rod, the driving connecting rod is connected with a primary cleaning sieve reciprocating mechanism fixed on the frame, the side part of the bottom of the primary cleaning sieve box is provided with an impurity discharging port, the middle of the bottom of the primary cleaning sieve box is provided, the husky discharge gate of rice huller bottom then is located big chaff separator's feed inlet top, and big chaff separator bottom discharge gate below is equipped with husky separating sieve of millet, the top of pair lifting machine still is equipped with husky discharge gate of millet, and husky discharge gate of millet returns the screen pipe with the husky millet of winding through rice huller lateral part and is connected, and husky millet returns the screen pipe end and connects the hopper butt joint with the husky millet that is located husky separating sieve side top of millet, the rice mouth that falls of husky separating sieve bottom of millet communicates with the feeder hopper of rice huller.

2. The rice mill with structure and impurity removing function as claimed in claim 1, wherein the driving wheel of said reciprocating mechanism of the primary cleaning sieve is located at the lower part of the belt pulley of the elevator, and the lower part of the belt pulley of the elevator is provided with a big bran fan belt pulley.

3. The rice mill with structure and impurity removing function as claimed in claim 1, wherein said rice bran separating device comprises a sieve box and a rice bran blower, wherein the sieve box is hinged with one end of a swing rod, the other end of the swing rod is hinged on the frame mounting surface below the discharge port of the rice huller, the sieve plate is arranged at the bottom of the sieve box, the feeding port flexibly connected with the grain coarse discharge port is arranged at the middle position of the top of the sieve box, the suction port flexibly connected with the rice bran blower is arranged at the right end of the top of the sieve box, the grain outlet is arranged at the left end of the sieve box, the right end of the sieve box is hinged with a sieve box driving connecting rod, and the sieve box driving connecting rod is connected with a sieve box reciprocating mechanism fixed on the frame.

4. A structure rice mill with impurity removing function as claimed in claim 1, characterized in that said reciprocating mechanism of the primary cleaning sieve and reciprocating mechanism of the sieve box are crank-connecting rod mechanism or eccentric reciprocating mechanism.

5. A structural rice mill with impurity removing function as claimed in claim 1, characterized in that said grain separating sieve has multiple layers of sieve screens, wherein the side of the first layer of sieve screen is connected with a grain dropping pipe, the outlet of the grain dropping pipe is connected with a back rice hulling bucket, the back rice hulling bucket is connected with a grain feeding hopper at the bottom of the duplex hoister; wherein the second layer of screening surface lateral part is connected with a coarse pipe that falls, and the export of the coarse pipe that falls is fought with returning the sieve and is fought butt joint, should return the sieve fill and the coarse feeder hopper intercommunication of millet of lifting machine bottom.

6. A structural rice mill with trash removal function as recited in claim 1 wherein said bottom of the grain separating screen is mounted on an eccentric shaft driven by an eccentric drive mechanism.

7. The rice mill with structure and impurity removing function as claimed in claim 1, wherein a fine bran hopper is arranged right below the rice mill, the bottom of the fine bran hopper is connected with an air suction port of a fine bran fan through a pipeline, an air outlet of the fine bran fan is in cyclone communication with fine bran through a pipeline, and a discharge port at the side part of the rice mill is provided with a screen.