CN212702064U

CN212702064U - Full ventilation cooling type rice mill

Info

Publication number: CN212702064U
Application number: CN202021249481.7U
Authority: CN
Inventors: 李俊; 光明; 吕伟
Original assignee: Hubei Jialiang Machinery Co ltd
Current assignee: Hubei Jialiang Machinery Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-03-16
Anticipated expiration: 2030-07-01

Abstract

The utility model provides a full ventilation cooling formula rice mill, includes casing, feeder hopper, hollow shaft, hollow emery roller, its characterized in that the top of casing is equipped with the feeder hopper, inside hollow shaft, the hollow emery roller of being equipped with of casing, the cover is equipped with hollow emery roller and spiral head on the hollow shaft, and the spiral head is located the end of main shaft, the outside cover of spiral head has been put the main shaft and has been pressed the cover, and the main shaft is pressed the cover and is connected bottom the feeder hopper, the outer end and the forced draft device of main shaft pressure cover are connected. The utility model discloses rational in infrastructure, wherein forced draft device provides the input of wind-force, and the axle exhaust vent that the hollow shaft set up, the hollow sand roller exhaust vent that hollow sand roller set up have constituted many ventilation ducts, greatly increased the air inlet area and the intake of rice mill, the radiating effect is good, but also has improved the qualification rate of finished product rice. The utility model discloses a rice mill goes out the precision of finished product rice even, the surface is fine and smooth, the color and luster is good, the phenomenon of burnt rice can not appear, the husk rice is fast.

Description

Full ventilation cooling type rice mill

Technical Field

The utility model relates to the technical field, specifically a full ventilation cooling formula rice mill.

Background

The rice mill is divided according to product accessories and mainly comprises four parts of a rice mill, a crusher, a motor, a casing and the like, and the rice mill mainly comprises a machine cover, a middle base, a machine base, a rice roller, a rice sieve, a rice cutter, a feed hopper, a slide sieve, a belt pulley and a regulating device. The rice mill is divided into five parts, namely a feeding device, a whitening chamber, a discharging device, a transmission device, an air injection device and the like according to product functions. The working principle is that the brown rice enters the whitening chamber through the flow regulating mechanism from the feed hopper, is sent to the surface of the hollow emery roller by the spiral head to spirally advance, and grinds the brown rice cortex according to the sharp emery blade on the surface of the carborundum hollow emery roller rotating at a certain linear speed, so that the rice grains and the rice sieve are in mutual friction collision, the rice grains are enabled to be rough and whitened, and the bran powder is forced to be separated from the rice grains through the air blasting effect and is discharged out of the sieve pores.

However, the existing rice mill can generate heat in the long-time rice milling process, so that the rice temperature is easy to rise, even the rice is burnt, the rice mill needs to be stopped, the rice mill continues to work after the temperature is reduced, the rice mill with large treatment capacity needs to dissipate heat for a long time, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model discloses a complete ventilation cooling formula rice mill to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a full ventilation cooling formula rice mill, includes casing, feeder hopper, hollow shaft, hollow emery roller, the top of casing is equipped with the feeder hopper, inside hollow shaft, the hollow emery roller of being equipped with of casing, the cover is equipped with hollow emery roller and spiral head on the hollow shaft, and the spiral head is located the end of main shaft, the main shaft pressure cover has been set to the outside cover of spiral head, and the main shaft is pressed the cover and is connected bottom the feeder hopper, the outer end and the forced draft device of main shaft pressure cover are connected.

Preferably, the forced ventilation device comprises a fan, a ventilation pipe and a throttle adjusting handle, one end of the ventilation pipe is communicated with the main shaft pressing sleeve, and the other end of the ventilation pipe is connected with the input end of the fan.

Preferably, a damper is arranged in the ventilation pipe and is connected with a damper adjusting handle penetrating through the ventilation pipe.

Preferably, a rice sieve is sleeved on the periphery of the hollow sand roller, the right end of the rice sieve is connected with a flange at the end part of the main shaft pressing sleeve, the left end of the rice sieve is connected with the inner side of the left end of the casing, the left end of the casing is connected with the rice outlet cover, the left end of the hollow sand roller extends into the rice outlet cover, the outer end of a hollow shaft penetrating through the left end of the hollow sand roller is connected with a bearing at the left end of the rice outlet cover, a bran collecting hopper is arranged below the rice sieve, and the side part of the bran collecting hopper is connected with the inlet end of the fan.

Preferably, the periphery of the middle part of the hollow shaft is radially provided with a plurality of shaft air outlet holes.

Preferably, the periphery of the middle part of the hollow sand roller is radially provided with a plurality of air outlet holes of the hollow sand roller.

The utility model discloses rational in infrastructure, wherein forced draft device can directly provide the input of wind-force, has reduced the loss, has consequently reduced the power requirement to the fan, and is energy-concerving and environment-protective. The shaft air outlet holes arranged on the hollow shaft and the hollow sand roller air outlet holes arranged on the hollow sand roller form a multi-pass air channel, so that the air inlet area and the air inlet volume of the rice mill are greatly increased, the heat dissipation effect is good, and the qualification rate of finished rice is also improved. The utility model discloses a rice mill goes out the precision of finished product rice even, the surface is fine and smooth, the color and luster is good, the phenomenon of burnt rice can not appear, the husk rice is fast.

Drawings

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

FIG. 2 is a schematic view of the opening structure of the forced draft device according to the present invention;

fig. 3 is a schematic closed structure diagram of the forced ventilation device of the present invention.

Detailed Description

The technical solution of the present invention is further described below with reference to the accompanying drawings.

As shown in fig. 1-3, a full ventilation cooling type rice mill comprises a casing 1, a feed hopper 10, a hollow shaft 3 and a hollow sand roller 23, wherein the feed hopper 10 is arranged at the top of the casing 1, the hollow shaft 3 and the hollow sand roller 23 are arranged inside the casing 1, the hollow shaft 3 is sleeved with the hollow sand roller 23 and a spiral head 6, the spiral head 6 is positioned at the tail end of a main shaft, a main shaft pressing sleeve 7 is sleeved outside the spiral head 6, the main shaft pressing sleeve 7 is connected with the bottom of the feed hopper 10, and the outer end of the main shaft pressing sleeve 7 is connected with a forced ventilation device 28.

The rice sieve 22 is sleeved on the periphery of the hollow sand roller 23, the right end of the rice sieve 22 is connected with a flange at the end part of the main shaft pressing sleeve 7, the left end of the rice sieve 22 is connected with the inner side of the left end of the casing, the left end of the casing is connected with the rice outlet cover 121, the left end of the hollow sand roller 23 extends into the rice outlet cover 12, the outer end of the hollow shaft 3 penetrating through the left end of the hollow sand roller 23 is connected with a bearing at the left end of the rice outlet cover 12, the rice sieve 22 is provided with the bran collecting hopper 2 below, and the side part of the bran collecting hopper 2 is connected with the inlet end of the fan.

The lower part of the rice outlet cover 12 is provided with a rice outlet hopper 120.

The periphery in hollow shaft 3 middle part radially is equipped with a plurality of axle exhaust vents 9, the periphery in hollow emery roll 23 middle part radially is equipped with a plurality of hollow emery roll exhaust vents 8.

The shaft air outlet 9 and the hollow sand roller air outlet 8 form a multi-way air channel.

The forced ventilation device 28 comprises a fan 35, a ventilation pipe 31 and a throttle adjusting handle 33, wherein one end of the ventilation pipe 31 is communicated with the main shaft pressing sleeve 7, and the other end of the ventilation pipe 31 is connected with the input end of the fan 35.

A damper 32 is arranged in the ventilation pipe 31, and the damper 32 is connected with a damper adjusting handle 33 penetrating through the ventilation pipe 31. The opening and closing of the air door 32 and the size of the wind power can be adjusted through the air door adjusting handle 33.

The air door 32 is provided with two fans, the side part of the ventilation pipe 31 is provided with a door slot 326, the bottom of the ventilation pipe 31 is provided with an air door mounting hole 320, two sides of the air door mounting hole 320 are provided with stop posts 321, a fixing support 322 is arranged below the ventilation pipe 31 of the air door mounting hole 320, the bottom of the air door 32 is hinged to two sides of a nut 329, the nut 329 is screwed with a screw 327, the screw 327 penetrates through the bottom end face of the fixing support 322 to be connected with a handle shaft 323, and the handle shaft 323 is connected with a handle. The lower portion of the outer peripheral contour of the damper 32 is a slashed contour portion 328.

The working principle is as follows: the brown rice enters the spiral head 6 from the feed hopper 10 and enters the rice sieve 22 along with the propelling of the rotating spiral head 6, so that the hollow sand roller 23 is matched with the rice sieve 22 to carry out rice milling work. When the brown rice is filled in the rice outlet cover 12 after filling the rice sieve 22, the rice outlet cover 12 falls down through the rice outlet hopper 120. Impel spiral head 6 and constantly push brown rice, make the pressure in the rice mill constantly increase, rice temperature constantly risees, and fan 35 in the forced draft device 28 constantly carries cool wind, opens air door 32 through air door adjustment handle 33, and cool wind passes axle exhaust vent 9, hollow emery roller exhaust vent 8 and has constituted the wind channel of ventilating that leads to more and cool the grain of rice in the rice mill. The bran after rice milling is collected by a bran collecting hopper 2.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a full ventilation cooling formula rice mill, includes casing, feeder hopper, hollow shaft, hollow emery roller, its characterized in that the top of casing is equipped with the feeder hopper, inside hollow shaft, the hollow emery roller of being equipped with of casing, the cover is equipped with hollow emery roller and spiral head on the hollow shaft, and the spiral head is located the end of main shaft, the outside cover of spiral head has been put the main shaft and has been pressed the cover, and the main shaft is pressed the cover and is connected bottom the feeder hopper, the outer end and the forced draft device of main shaft pressure cover are connected.

2. A full ventilation and temperature reduction rice mill as claimed in claim 1, wherein said forced ventilation means comprises a fan, a ventilation pipe, a damper adjustment handle, one end of said ventilation pipe is connected to the main shaft pressing sleeve, and the other end is connected to the input end of the fan.

3. A full ventilation cooling rice mill as claimed in claim 2 wherein said ventilation tube is provided with a damper, said damper being connected to a damper adjustment handle passing through the ventilation tube.

4. The rice mill of claim 1, wherein a rice sieve is sleeved around the hollow sand roller, the right end of the rice sieve is flanged with the end of the spindle pressing sleeve, the left end of the rice sieve is connected with the inner side of the left end of the housing, the left end of the housing is connected with the rice outlet cover, the left end of the hollow sand roller extends into the rice outlet cover, the outer end of the hollow shaft penetrating the left end of the hollow sand roller is connected with a bearing at the left end of the rice outlet cover, a bran collecting hopper is arranged below the rice sieve, and the side of the bran collecting hopper is connected with the inlet end of the fan.

5. The rice mill of claim 1, wherein a plurality of axial outlet holes are radially formed on the outer circumference of the central portion of said hollow shaft.

6. The rice mill of claim 1, wherein a plurality of outlet holes are radially formed in the outer periphery of the center of the hollow grinding roller.