CN210279924U

CN210279924U - High-efficient unprocessed food grains pretreatment systems

Info

Publication number: CN210279924U
Application number: CN201921237653.6U
Authority: CN
Inventors: 邢茂选
Original assignee: Linyi Tiancheng Flour Co ltd
Current assignee: Shandong Licheng Food Co.,Ltd.
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-04-10
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a high-efficient former grain pretreatment of systems belongs to grain processing equipment technical field, which comprises a housing, from last agitating unit, first sieve, second sieve and the bottom plate of having set gradually extremely down in the casing, the top both sides position department of casing is provided with the hopper, the curb plate of casing one side is provided with jet-propelled pipe, jet-propelled pipe's one end is equipped with a plurality of air nozzles, jet-propelled pipe's the other end runs through the trachea the casing is connected with the outside air heater of casing, the casing top is equipped with the gas outlet, the gas outlet is connected with cyclone through the outlet duct, cyclone's below through the connecting pipe connect the discharging pipe cyclone's top through the gas back flow with the inside intercommunication of casing. This device can carry out the edulcoration to the wheat and handle, and the edulcoration is effectual, and the moisture content in the reducible grain of while avoids the grain humidity to milden and rot, and can retrieve straw and chaff skin.

Description

High-efficient unprocessed food grains pretreatment systems

Technical Field

The utility model relates to a grain processing equipment technical field, concretely relates to high-efficient unprocessed food grains pretreatment systems.

Background

In agricultural production, grains are generally directly sold or stored in grain depots after being harvested, so that a large amount of impurities, particularly large impurities (such as straws and the like) in the grains directly enter the grain depots and grain processing enterprises, and the impurity content of commercial grains is greatly increased. In order to remove impurities in grains, mechanical equipment is needed to remove the impurities in the grains, the existing mechanical equipment is complex in structure, single in function and low in impurity removal efficiency, in addition, the grains are high in moisture during harvesting, and are easy to damp and mildew if not processed in time, so that the quality of the grains is reduced and wasted, a large amount of straws and bran are filled in the impurities, and if not processed, the quality of the grains is influenced, and the waste is caused because the straws and the bran cannot be recycled.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a high-efficient former grain pretreatment systems can carry out the edulcoration to the wheat and handle, and the edulcoration is effectual, and the moisture content in the reducible grain of while avoids the grain humidity to milden and rot, and can retrieve straw and chaff.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a high-efficiency raw grain pretreatment system comprises a casing, wherein a stirring device, a first sieve plate, a second sieve plate and a bottom plate are sequentially arranged in the casing from top to bottom, the stirring device comprises a driving motor arranged at the top of the casing, the driving motor is connected with an impurity removal roller, the top end of the impurity removal roller is connected to the driving motor, impurity removal brush bristles are arranged on the impurity removal roller, the first sieve plate is horizontally arranged on the inner wall of the casing, the second sieve plate is obliquely arranged on the inner wall of the casing, the lower end of the second sieve plate is provided with a grain outlet arranged on a side plate of the casing, a slag outlet is arranged on the bottom plate, hoppers are arranged at two side positions at the top of the casing, a material guide plate is arranged at a position under each group of hoppers, an air jet pipe is arranged on the side plate at one side of the casing, one end of the air jet pipe is, the other end of the gas spraying pipe penetrates through the air pipe, the machine shell is connected with an air heater outside the machine shell, a gas outlet is formed in the top of the machine shell, the gas outlet is connected with a cyclone separator through a gas outlet pipe, a discharging pipe is connected to the lower portion of the cyclone separator through a connecting pipe, a gas return pipe is arranged above the cyclone separator and communicated with the interior of the machine shell, and the gas return pipe penetrates through the machine shell and the gas outlet end of the gas return pipe is provided with a flow dividing pipe.

Preferably, the gas injection pipe is arranged between the stirring device and the first sieve plate.

Preferably, a booster pump is provided on the gas return pipe.

Preferably, the diameter of the filter holes of the first screen plate is larger than that of the filter holes of the second screen plate.

Preferably, the lower parts of the first sieve plate and the second sieve plate are respectively provided with a vibration beating device, and the vibration beating devices are fixedly connected with the inner wall of the casing through bolts.

Preferably, the gas return pipe is arranged between the first sieve plate and the second sieve plate.

Preferably, a control valve is arranged on the grain outlet.

The utility model has the advantages of that: the grain is screened and filtered by arranging the two sieve plates, the impurity removal effect is good, the grain is stirred by the stirring device, the impurity removal bristles are used for removing impurities from the grain, the impurities are more thoroughly separated, the lighter straw and bran can be separated out under the action of the stirring and impurity removal bristles, the hot gas sprayed by the hot air blower is blown out to enter the cyclone separator for separation, the hot gas can be used for heating and dehumidifying the grain, the water content in the grain is reduced, the impurities such as the straw and the bran can be discharged through a discharge pipe of the cyclone separator, the straw and the bran are recovered, the hot gas discharged from the cyclone separator is returned again through a gas return pipe to heat the grain, the heat is recycled, the energy waste is prevented, and the drying effect of the grain is further improved; the shaking device can shake up and down, so that grains are prevented from blocking the filter holes in the first sieve plate and the second sieve plate, and the screening and falling speeds of the grains can be increased; the setting of stock guide can avoid the wheat to pile up in a position, is convenient for handle the leading-in casing of grain inside.

Drawings

Fig. 1 is the overall structure schematic diagram of the high-efficiency raw grain pretreatment system of the utility model.

In the figure: 1-machine shell, 2-driving motor, 3-impurity removing roller, 4-impurity removing brush hair, 5-first sieve plate, 6-second sieve plate, 7-bottom plate, 8-grain outlet, 9-slag outlet, 10-hopper, 11-material guiding plate, 12-air ejector, 13-air ejector, 14-hot air blower, 15-air outlet pipe, 16-cyclone separator, 17-discharge pipe, 18-gas return pipe, 19-shunt pipe, 20-booster pump and 21-vibration beater.

Detailed Description

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, a high-efficiency raw grain pretreatment system comprises a casing 1, wherein a stirring device, a first sieve plate 5, a second sieve plate 6 and a bottom plate 7 are sequentially arranged in the casing 1 from top to bottom, the stirring device comprises a driving motor 2 installed at the top of the casing 1, the driving motor 2 is connected with an impurity removal roller 3, the top end of the impurity removal roller 3 is connected to the driving motor 2, impurity removal bristles 4 are installed on the impurity removal roller 3, the first sieve plate 5 is horizontally arranged on the inner wall of the casing 1, the second sieve plate 6 is obliquely arranged on the inner wall of the casing 1, a grain outlet 8 arranged on a side plate of the casing 1 is arranged at the lower end of the second sieve plate 6, a slag outlet 9 is arranged on the bottom plate 7, hoppers 10 are arranged at two sides of the top of the casing 1, and a guide plate 11 is arranged at a position under each group of hoppers 10, the curb plate of 1 one side of casing is provided with jet-propelled pipe 12, the one end of jet-propelled pipe 12 is equipped with a plurality of air nozzles 13, the other end of jet-propelled pipe 12 runs through the trachea casing 1 is connected with the outside air heater 14 of casing 1, 1 top of casing is equipped with the gas outlet, the gas outlet is connected with cyclone 16 through outlet duct 15, cyclone 16's below is through the connecting pipe connect the discharging pipe 17 cyclone 16's top pass through gas back pipe 18 with the inside intercommunication of casing 1, gas back pipe 18 runs through casing 1 just the end of giving vent to anger of gas back pipe 18 is equipped with shunt tubes 19.

The gas injection pipe 12 is arranged between the stirring device and the first sieve plate 5. A booster pump 20 is provided to the gas return pipe 18. The diameter of the filter holes of the first sieve plate 5 is larger than that of the filter holes of the second sieve plate 6. The lower parts of the first sieve plate 5 and the second sieve plate 6 are both provided with a vibration beating device 21, and the vibration beating device 21 is fixedly connected with the inner wall of the machine shell 1 through bolts. The gas return pipe 18 is arranged between the first sieve plate 5 and the second sieve plate 6. The grain outlet 8 is provided with a control valve.

Grain enters through the hopper 10, enters the inside of the casing 1 under the guiding action of the guide plate 11, the driving motor 2 is started, the impurity removing roller 3 and the impurity removing bristles 4 stir and remove impurities of the grain, the lighter straw and bran can be separated under the stirring and impurity removing bristles, the hot gas sprayed by the hot air blower 14 blows the grain out and enters the cyclone separator 16 through the air outlet pipe 15 for separation, the hot gas can heat and dehumidify the grain, the water content in the grain is reduced, the impurities such as the straw and bran can be discharged through the discharge pipe 17 of the cyclone separator 16, the straw and bran can be recovered, the hot gas from the cyclone separator 16 returns through the gas return pipe 18, the shunt pipe 19 and the booster pump 20 again, the grain is heated, the heat is recycled, the grain is screened and filtered through the first sieve plate 5, and the larger impurities are screened out, grain further carries out the secondary screening through second sieve 6 and filters, and the filtration pore diameter of second sieve 6 is less, can screen out less impurity, and clean grain can be discharged from grain outlet 8, and impurity passes through slag notch 9 and discharges. The shaking device 21 can shake up and down, on one hand, grain is prevented from blocking the filtering holes in the first sieve plate 5 and the second sieve plate 6, and on the other hand, the screening and falling speed of the grain can be accelerated.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A high-efficiency raw grain pretreatment system is characterized by comprising a casing, wherein a stirring device, a first sieve plate, a second sieve plate and a bottom plate are sequentially arranged in the casing from top to bottom, the stirring device comprises a driving motor arranged at the top of the casing, the driving motor is connected with an impurity removal roller, the top end of the impurity removal roller is connected to the driving motor, impurity removal bristles are arranged on the impurity removal roller, the first sieve plate is horizontally arranged on the inner wall of the casing, the second sieve plate is obliquely arranged on the inner wall of the casing, the lower end of the second sieve plate is provided with a grain outlet arranged on a side plate of the casing, a slag outlet is arranged on the bottom plate, hoppers are arranged at two side positions at the top of the casing, a material guide plate is arranged at a position under each group of the hoppers, and an air injection pipe is arranged on the side plate at one side of the, the one end of jet-propelled pipe is equipped with a plurality of air nozzles, the other end of jet-propelled pipe runs through the trachea the casing is connected with the outside air heater of casing, the casing top is equipped with the gas outlet, the gas outlet is connected with cyclone through the outlet duct, cyclone's below pass through the connecting pipe connect the discharging pipe cyclone's top pass through the gas back flow with the inside intercommunication of casing, the gas back flow runs through the casing just the end of giving vent to anger of gas back flow is equipped with the shunt tubes.

2. The efficient raw grain pretreatment system of claim 1, wherein the gas injection pipe is arranged between the stirring device and the first sieve plate.

3. The system of claim 1, wherein a booster pump is provided in the gas return line.

4. The efficient raw grain pretreatment system of claim 1, wherein the diameter of the filter holes of the first sieve plate is larger than the diameter of the filter holes of the second sieve plate.

5. The efficient raw grain pretreatment system of claim 1, wherein a vibration beater is arranged below each of the first sieve plate and the second sieve plate, and the vibration beater is fixedly connected with the inner wall of the casing through bolts.

6. The system of claim 1, wherein the gas return line is disposed between the first screen deck and the second screen deck.

7. The efficient raw grain pretreatment system of claim 1, wherein a control valve is arranged on the grain outlet.