CN213434613U

CN213434613U - A preprocessing device for cereal

Info

Publication number: CN213434613U
Application number: CN202021689941.8U
Authority: CN
Inventors: 陶超鸿
Original assignee: Huangmei County Of Hubei Province Insein Rice Co ltd
Current assignee: Huangmei County Of Hubei Province Insein Rice Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-06-15
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a preprocessing device for cereal belongs to rice processing technology field. The device comprises a dehumidifying structure, a collecting bin and a primary cleaning screen, wherein the dehumidifying structure comprises a plurality of dehumidifying bins and a cloth structure which are arranged side by side in front and back; the bottom of the dehumidifying bin is provided with a discharge hole, the top of the dehumidifying bin is provided with a feed hole, and a hot air inlet is arranged on the dehumidifying bin; the moisture removing structure is arranged behind the primary cleaning screen, a discharging belt is arranged under the moisture removing bins along the front-back direction, a feeding hopper is arranged at the front end of the discharging belt, the top of the collecting bin is closed, a first dust hood is arranged on the collecting bin, and a second dust hood is arranged right above the feeding hopper; the discharge port of the primary cleaning screen is output in two paths, valves are arranged on the discharge port, one path is connected with the front end of the material distribution structure through a first bucket lifting and conveying structure, and the other path is output to a feed hopper; the dust exhaust port of the primary cleaning screen, the dust exhaust port of the first bucket lifting and conveying structure, the first dust hood and the second dust hood are all connected with a dust treatment system through pipelines.

Description

A preprocessing device for cereal

Technical Field

The utility model belongs to the technical field of rice processing, in particular to a preprocessing device for cereal.

Background

The rice has the advantages of rich nutrition, good taste, storage resistance, low price and the like, rice food is rising at home and abroad, and at present, foreign high-grade rice and rice products thereof mainly comprise fortified rice, germinated brown rice, instant rice, rice bread, rice beverage and the like. The domestic rice is also developed towards high-quality, convenient, nutritional and diversified directions, high-quality high-grade rice and rice products thereof are developed, the high-quality rice raw material is required to be used as a guarantee, and the scientific processing technology is used for producing the rice with better quality.

In the prior art, products are generally obtained by primary cleaning, stone removal, rice hulling, rice husking separation, rice milling, polishing, grading and packaging, and some of the rice purchased from outside has high humidity and some has low humidity; the paddy with high humidity and low humidity is required to be sent to a drying bin (such as hot air drying) for drying treatment so as to obtain the grains with specific moisture content.

The applicant found that a large amount of dust was generated at the time of initial cleaning. In addition, for the unhusked rice with high humidity, the unhusked rice needs to be subjected to moisture removing treatment (generally located in other workshops) and then dried, the process is complex, and the unhusked rice is easy to influence the operation of moisture removing equipment and the moisture removing effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the embodiment of the utility model provides a preprocessing device for cereal can carry out the preliminary treatment to the great (need earlier to dehumidify after the first clear) and the less corn of humidity, simple structure, and no dust in the processing procedure. The technical scheme is as follows:

the embodiment of the utility model provides a preprocessing device for cereal, which comprises a dehumidifying structure 1, a collecting bin 2 and a primary cleaning screen 3 which are arranged in sequence, wherein the dehumidifying structure 1 comprises a plurality of dehumidifying bins 4 which are arranged side by side from front to back and a cloth structure 5 which is arranged at the top of the dehumidifying bins 4 and is arranged along the front-back direction; the bottom of the dehumidifying bin 4 is provided with a discharge port 6, the top of the dehumidifying bin is provided with a feed port matched with the cloth structure 5, and a hot air inlet 7 is arranged on the dehumidifying bin; the dehumidifying structure 1 is arranged behind the primary cleaning screen 3, a discharging belt 8 is arranged under the dehumidifying bins 4 along the front-back direction, a feeding hopper 9 is arranged at the front end of the discharging belt 8, the top of the collecting bin 2 is closed, a first dust hood 10 is arranged on the collecting bin, and a second dust hood 11 is arranged on the feeding hopper 9; the discharge port of the primary cleaning screen 3 is divided into two paths to be output, valves are arranged on the two paths, one path is connected with the front end of the material distribution structure 5 through a first bucket lifting and conveying structure 12, and the other path is output to a feed hopper 9; the dust discharge port of the primary cleaning screen 3, the dust discharge port of the first bucket lifting and conveying structure 12, the first dust hood 10 and the second dust hood 11 are all connected with a dust treatment system through pipelines.

Specifically, the embodiment of the utility model provides an in another way of precleaner 3 export to the adjacent top of the front portion of feeder hopper 9, the rear portion of feeder hopper 9 is located to second suction hood 11.

Preferably, the discharging belt 8 in the embodiment of the present invention is disposed obliquely upward from front to back.

Specifically, the embodiment of the present invention provides an equal vertical setting of the first dust hood 10 and the second dust hood 11 and is a big end down dust hood.

Specifically, the hot air inlet 7 in the embodiment of the present invention is provided at the lower portion of the left side or the lower portion of the right side of the dehumidifying chamber 4.

Wherein, the embodiment of the utility model provides an in the dust disposal system include cyclone, fan and the bag collector who connects gradually through the pipeline.

Specifically, the dust exhaust port of the first bucket lifting and conveying structure 12 in the embodiment of the present invention is located at the lower portion thereof and directly above the feeding port thereof.

Further, the embodiment of the utility model provides an in the feed inlet of precleaner 3 carry transport structure 13 and receive feed bin 2 to be connected through the second fill.

The dehumidifying bin 4 in the embodiment of the utility model is a rectangular bin, the top of the dehumidifying bin is open, the left side and the right side of the dehumidifying bin are provided with exhaust holes, the bottom of the dehumidifying bin is in a conical structure, and the inner middle part of the dehumidifying bin is provided with a ventilation pipe 14 along the vertical direction; a plurality of ventilation holes are uniformly distributed on the ventilation pipe 14, the top end of the ventilation pipe is closed and is positioned at the upper part of the dehumidifying bin 4, and the bottom end of the ventilation pipe is positioned at the lower part of the dehumidifying bin 4 and is connected with the hot air inlet 7.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the embodiment of the utility model provides a preprocessing device for cereal can carry out the preliminary treatment to the great (need earlier to dehumidify after the first clear) and the less corn of humidity, simple structure, and no dust in the processing procedure.

Drawings

Fig. 1 is a schematic structural diagram of a pretreatment device for grains according to an embodiment of the present invention.

In the figure: 1 hydrofuge structure, 2 receipts feed bin, 3 precleaners, 4 hydrofuge storehouses, 5 cloth structures, 6 discharge gates, 7 hot-blast imports, 8 ejection of compact belts, 9 feeder hoppers, 10 first suction hoods, 11 second suction hoods, 12 first fill carry transport structure, 13 second fill carry transport structure, 14 ventilation pipes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the embodiment of the utility model provides a pretreatment device for grains, which comprises a moisture removing structure 1, a receiving bin 2, a primary cleaning sieve 3 and the like which are arranged in sequence; the collecting bin 2 is buried on the ground and is positioned in front of the primary cleaning screen 3, is specifically a rectangular groove, is positioned outside the workshop at the front part and is opened for feeding, and is positioned in the workshop at the rear part. The primary cleaning sieve 3 is used for sieving the grains. Wherein, the dehumidifying structure 1 comprises a plurality of dehumidifying bins 4 arranged side by side in front and back and a cloth structure 5 arranged at the top of the dehumidifying bins 4 in front and back along the front and back direction. Wherein, the bottom of the dehumidifying bin 4 is provided with a discharge port 6 for discharging, the top thereof is provided with a feed port matched with the cloth structure 5 (the cloth structure 5 can move back and forth to feed grains into the corresponding feed port), and the top thereof is provided with a hot air inlet 7 for feeding hot air. The structure of the aforesaid structure is basically the same as the structure of the existing primary cleaning device and dehumidifying device, and the difference lies in: the dehumidifying structure 1 in this embodiment is disposed behind the primary cleaning sieve 3, and discharging belts 8 for conveying the grain after dehumidifying (relatively wet) or the grain without dehumidifying (relatively low humidity) to the next process are disposed under the plurality of dehumidifying chambers 4 (discharging ports 6) in the front-back direction. The front end of the discharging belt 8 (to the rear side of the primary cleaning screen 3) is provided with a feed hopper 9 (a hopper-shaped structure with a large upper part and a small lower part which is positioned above the discharging belt 8). The top of collecting bin 2 (rear portion) is sealed (can open, and the shrouding passes through the hinge to be connected with ground to convenient clearance) and be equipped with first suction hood 10 on it (can control and set up a plurality ofly side by side, be close to the setting of workshop wall), be equipped with second suction hood 11 on the feeder hopper 9 and avoid the raise dust. The discharge gate of precleaner divides two tunnel outputs (constitutes herringbone venturi tube) and all is equipped with valve (plate valve) on two tunnel, carries transport structure 12 through first fill one way (vertical setting) to be connected with the front end of cloth structure 5 (when cereal is wet, then another way is closed), another way (vertical setting) output to feeder hopper 9 (when humidity is less, then carry transport structure 12 with first fill and be connected close all the way). The dust discharge port of the primary cleaning screen 3 (top), the dust discharge port of the first bucket lifting and conveying structure 12, the first dust hood 10 and the second dust hood 11 are all connected with a dust treatment system (conventional structure) through pipelines so as to avoid dust raising.

Specifically, referring to fig. 1, another path of the precleaner 3 in the embodiment of the present invention is output to the adjacent upper part of the front part of the feeding hopper 9, and the second dust hood 11 is provided at the rear part (upper side) of the feeding hopper 9 (specifically, rectangular hopper).

The material distribution structure 5 in this embodiment includes a feeding belt (located at the top of the dehumidifying chamber 4) arranged in the front-back direction, and a discharging trolley which is matched with the feeding belt and can move back and forth. Wherein, the tripper includes the automobile body, along controlling to locating two deflector rolls in the automobile body, the gyro wheel of bottom of the body, discharge opening on the automobile body and the internal power structure (not shown) of automobile body etc. on the guide rail (locating the top of hydrofuge storehouse 4) is located in the gyro wheel slip, two deflector rolls set up from top to bottom, feeding belt forms outstanding discharge end with two deflector rolls around with the S-shaped, the discharge opening is located the deflector roll below of upside and is located the top of hydrofuge storehouse 4, power structure is connected with the gyro wheel transmission and is used for driving the automobile body and moves to the front and back. Specifically, two pairs of idler wheels are arranged at the bottom of the trolley body, a power structure (a motor) is in transmission connection with a chain wheel on one pair of idler wheels through a chain, a discharge opening is formed in the left side or the right side of the trolley body (a storage bin is arranged on the trolley body, the discharge opening is formed in the left side or the right side of the storage bin, the discharge opening is of a tubular structure or a groove-shaped structure), one guide roller on the upper side is arranged above the discharge opening, and the other guide roller on the lower side is arranged.

Preferably, referring to fig. 1, the discharging belt 8 in the embodiment of the present invention is disposed from front to back obliquely upward (with a smaller angle to ensure the conveying effect, specifically 5-15 °) to facilitate the subsequent feeding.

Specifically, the embodiment of the present invention provides an equal vertical setting of first dust hood 10 and second dust hood 11 and is a big end down dust hood (specifically made of aluminum plate).

Specifically, the embodiment of the present invention provides a hot air inlet 7 located at the lower portion of the left side or the lower portion of the right side of the dehumidifying chamber 4, and the hot air inlets 7 of the plurality of dehumidifying chambers 4 are located at the same side and are respectively connected to a hot air pipe (arranged along the front-back direction, and one end of the hot air pipe is connected to the hot air supply structure) through a left-right branch pipe.

Wherein, the embodiment of the utility model provides an in the dust disposal system include cyclone (dust gets into), fan and bag collector etc. that connect gradually through the pipeline.

Further, see fig. 1, the embodiment of the present invention provides a feed inlet of the precleaner 3 is connected with the material receiving bin 2 through the second bucket lifting and conveying structure 13 (vertical setting), and the dust discharging port of the second bucket lifting and conveying structure 13 can also be connected with the dust treatment system through the pipeline to avoid the raise dust.

Referring to fig. 1, the dehumidifying chamber 4 of the embodiment of the present invention is a rectangular chamber (the cross section is a rectangle), the top of which is open (the feed inlet is located at the open), the left and right sides of which are provided with exhaust holes (grain can not pass through, and moisture can be discharged), the bottom of which is a cone-shaped structure, and the middle part of which is provided with a ventilation pipe 14 (specifically, a circular pipe) along the vertical direction. A plurality of ventilation holes (grains can not pass through, and hot air can pass through, specifically, bridge holes) are uniformly distributed on the ventilation pipe 14, the top end of the ventilation pipe is closed and is positioned at the upper part of the dehumidifying bin 4, and the bottom end of the ventilation pipe is positioned at the lower part of the dehumidifying bin 4 and is connected with the hot air inlet 7.

Wherein, "first" and "second" in the embodiment of the present invention only play a distinguishing role, and have no other special meaning.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A pretreatment device for grains comprises a moisture removing structure (1), and a material collecting bin (2) and a primary cleaning screen (3) which are sequentially arranged, wherein the moisture removing structure (1) comprises a plurality of moisture removing bins (4) which are arranged side by side from front to back, and a material distributing structure (5) which is arranged at the tops of the moisture removing bins (4) and is arranged along the front-back direction; the bottom of the dehumidifying bin (4) is provided with a discharge hole (6), the top of the dehumidifying bin is provided with a feed hole matched with the cloth structure (5), and a hot air inlet (7) is arranged on the dehumidifying bin; the wet-removing device is characterized in that the wet-removing structure (1) is arranged behind the primary cleaning screen (3), a discharging belt (8) is arranged under the plurality of wet-removing bins (4) along the front-back direction, the front end of the discharging belt (8) is provided with a feeding hopper (9), the top of the collecting bin (2) is closed, a first dust hood (10) is arranged on the top of the collecting bin, and a second dust hood (11) is arranged on the feeding hopper (9); the discharge port of the primary cleaning screen (3) is divided into two paths to be output, valves are arranged on the two paths, one path is connected with the front end of the material distribution structure (5) through a first bucket lifting and conveying structure (12), and the other path is output to a feed hopper (9); the dust discharge port of the primary cleaning screen (3), the dust discharge port of the first bucket lifting and conveying structure (12), the first dust hood (10) and the second dust hood (11) are all connected with a dust treatment system through pipelines.

2. A pre-treatment device for grains according to claim 1, characterised in that the other way of the scalping screen (3) is output to the adjacent upper part of the front part of the feeding hopper (9), and the second dust hood (11) is arranged at the rear part of the feeding hopper (9).

3. Pretreatment device for grains according to claim 1, characterized in that the outfeed belt (8) is disposed diagonally upwards from front to back.

4. The pretreatment device for grains according to claim 1, wherein the first dust hood (10) and the second dust hood (11) are vertically arranged and are small-top and big-bottom.

5. The pretreatment device for grains according to claim 1, wherein the hot air inlet (7) is provided at a lower left side or a lower right side of the dehumidifying chamber (4).

6. The pretreatment device for grains according to claim 1, wherein the dust treatment system comprises a cyclone separator, a fan and a bag type dust collector which are connected in sequence through a pipeline.

7. Pre-treatment device for grains according to claim 1, characterized in that the dust outlet of the first scooping and conveying structure (12) is located at the lower part thereof and directly above the feeding inlet thereof.

8. The pretreatment device for grains according to claim 1, wherein the feed inlet of the scalping screen (3) is connected with the receiving bin (2) through a second bucket lifting and conveying structure (13).

9. The pretreatment device for grains according to claim 1, wherein the moisture discharging bin (4) is a rectangular bin, the top of the bin is open, the left and right sides of the bin are provided with exhaust holes, the bottom of the bin is a conical structure, and the inner middle part of the bin is provided with a ventilation pipe (14) along the vertical direction; a plurality of ventilation holes are uniformly distributed on the ventilation pipe (14), the top end of the ventilation pipe is closed and is positioned at the upper part of the dehumidifying bin (4), and the bottom end of the ventilation pipe is positioned at the lower part of the dehumidifying bin (4) and is connected with the hot air inlet (7).