阅读说明：本技术 一种粮食干燥机及其在线水分检测方法 (A kind of grain drier and its online moisture detecting method ) 是由 程蛟 梁少龙 杨桦 尹建安 于 2019-07-26 设计创作，主要内容包括：本发明属于粮食干燥设备技术领域,具体的说是一种粮食干燥机及其在线水分检测方法,包括烘干箱；所述驱动电机设置在烘干箱外壁上,且驱动电机的输出端连接有搅拌轴；所述搅拌轴转动设置在烘干箱内,且搅拌轴上均匀固定有第一搅拌块；所述第二搅拌块均匀套接在搅拌轴上,且第二搅拌块与第一搅拌块均匀接触设置；所述第一搅拌块的侧面端部设置有第一磁铁块；所述第二搅拌块的侧面端部设置有第二磁铁块,且第二磁铁块与第一磁铁块相互吸附；第二搅拌块和第一搅拌块错位转动时,会对第一搅拌块和第二搅拌块上的大豆粮食进行翻滚作业,进而增大大豆粮食的烘干加热面积,防止因粮食烘干装置因搅拌不均匀而影响大豆粮食烘干加热的效果。(The invention belongs to grain drying equipment technical field, specifically a kind of grain drier and its online moisture detecting method, including drying box；The driving motor setting is on drying box outer wall, and the output end of driving motor is connected with agitating shaft；The agitating shaft is rotatably arranged in drying box, and the first stirring block is uniformly fixed on agitating shaft；Second stirring block is uniformly socketed on agitating shaft, and the second stirring block uniformly contacts setting with the first stirring block；The side end of first stirring block is provided with the first magnet block；The side end of second stirring block is provided with the second magnet block, and the second magnet block is mutually adsorbed with the first magnet block；When the second stirring block and the dislocation rotation of the first stirring block, rolling operation can be carried out to the soybean grain in the first stirring block and the second stirring block, and then increase the drying heating surface (area) (HS of soybean grain, it prevents from influencing the effect of soybean grain heat-drying heating because grain drying device is uneven because stirring.)

1. a kind of grain drier, including drying box (1)；It is provided with agitating unit (2) in the drying box (1), and drying box (1) inner upper end is connected with hot gas；One end of the drying box (1) offers feed inlet, and the other end of drying box (1) is opened Equipped with discharge port；It is characterized by: the agitating unit (2) includes driving motor (21), agitating shaft (22), the first stirring block (23), the second stirring block (24), the first magnet block (25), the second magnet block (26) and elastic drag rope (27)；The driving motor (21) it is arranged on drying box (1) outer wall, and the output end of driving motor (21) is connected with agitating shaft (22)；The agitating shaft (22) it is rotatably arranged in drying box (1), and is uniformly fixed with the first stirring block (23) on agitating shaft (22)；Second stirring Block (24) is uniformly socketed on agitating shaft (22), and the second stirring block (24) uniformly contacts setting with the first stirring block (23)；Institute The side end for stating the first stirring block (23) is provided with the first magnet block (25)；The side end of second stirring block (24) is set It is equipped with the second magnet block (26), and the second magnet block (26) and the first magnet block (25) are mutually adsorbed；Second stirring block (24) two sides are hinged on the inner tip of drying box (1), and the upper end of the second stirring block (24) by elastic drag rope (27) Face is provided with moisture on-line detector.

2. a kind of grain drier according to claim 1, it is characterised in that: on the side wall of first stirring block (23) It is provided with bed of cloth (3), and is provided with the first conductive sheet (4) on the inside of bed of cloth (3)；The side of second stirring block (24) It is provided on wall rubber layer (5), and rubber layer (5) is in contact with bed of cloth (3), and the side of rubber layer (5) is provided with first Conductive sheet (4)；It is offered dedusting hole (241) in first stirring block (23) and the second stirring block (24), and the first stirring The bottom end of block (23) and the second stirring block (24) offers dust discharging grooves (242)；The second conduction is provided in the dust discharging grooves (242) Piece (6), and the second conductive sheet (6) is contacted with the first conductive sheet (4)；The diameter of the dedusting hole (241) is less than the minimum of soya bean Diameter.

3. a kind of grain drier according to claim 2, it is characterised in that: the inner bottom of the drying box (1) is set It is equipped with air bag (7), and the gas in air bag (7) is passed into dust discharging grooves (242) by gas-guide tube (8)；The dedusting hole (241) Bottom end is provided with air-guiding film (9), and air-guiding film (9) is elastomeric material；It is arcuate structure at the top of the air-guiding film (9), and The rear and front end of air-guiding film (9) is pressed together on dedusting hole (241), and the two sides upper surface of air-guiding film (9) connects with dedusting hole (241) Touching.

4. a kind of grain drier according to claim 3, it is characterised in that: offer air cavity in the air-guiding film (9) (91), and the bottom end of air cavity (91) offers air inlet (92)；Soft air-guide pipe (10) are connected at the air inlet (92), and are led Gas hose (10) is connect with air bag (7), and the diameter of soft air-guide pipe (10) is less than the diameter of gas-guide tube (8).

5. a kind of grain drier according to claim 4, it is characterised in that: the air-guiding film (9) is balloon-like structure；Institute The upper surface thickness for stating air cavity (91) is less than the two sides face thickness of air cavity (91), and the top of air cavity (91) is arcuate structure.

6. a kind of grain drier according to claim 5, it is characterised in that: air cavity (91) the inside upper surface setting Flexible rubber column (11), and the bottom end of elastic rubber column (11) is fixed with inserting column (12), and the diameter etc. of inserting column (12) Diameter in air inlet (92).

7. a kind of online moisture detecting method of grain, the online moisture detecting method is suitable for the grain drier, this is online Moisture detecting method includes the following steps:

S1: soybean grain to be dried is conveyed into drying box；

S2: it starting driving motor and is passed through hot gas operation is dried to soybean grain；

S3: grain enters in cylindrical shell from moisture on-line detector is open at one end, and flows out from another end opening, and grain is in water Divide in on-line detector cylindrical shell and flow, the moisture value of grain in cylindrical shell can be read online；

S4: changed according to the real-time moisture of cereal, manually or automatically the row's of control and regulation grain speed and/or drying temperature, make to dry The moisture of the soybean grain of dry case discharge is within the scope of the Soil Moisture Threshold allowed.

Technical field

The invention belongs to grain drying equipment technical field, specifically a kind of grain drier and its inspection of online moisture Survey method.

Background technique

Grain is lived organism, and moisture is its conditions on which persons or things depend for existence.But moisture is excessively high to induce insect and micro- The growth of biology be easy to cause grain fever, fermentation, the decline of rotten and germination percentage.It is aqueous when grain harvest by taking cereal as an example Rate is 25~30%, needs to drop to safe moisture 13~15% as early as possible when stored.Cereal 1 year of China harvests 1~3 time, Several years of storage, but in cereal production process and grain-drying link, natural drying is easy by influences such as weather and places It restricts.With the large scale application of corn mowing machine and the rise of big farming household, natural drying is not able to satisfy increasingly Demand, it is necessary to by means of grain drying.

Summary of the invention

In order to make up for the deficiencies of the prior art, a kind of grain drier proposed by the present invention and its online water content detection side Method is be easy to cause present invention is mainly used for solving the problems, such as that the generally existing drying of the foodstuff drying device for showing the prior art is non-uniform Grain disrepair phenomenon.

The technical solution adopted by the present invention to solve the technical problems is: a kind of grain of the present invention Eat drying machine, including drying box；Agitating unit is provided in the drying box, and the inner upper end of drying box is connected with hot gas； One end of the drying box offers feed inlet, and the other end of drying box offers discharge port；The agitating unit includes driving Dynamic motor, agitating shaft, the first stirring block, the second stirring block, the first magnet block, the second magnet block and elastic drag rope；The driving Motor setting is on drying box outer wall, and the output end of driving motor is connected with agitating shaft；The agitating shaft is rotatably arranged on baking In dry case, and the first stirring block is uniformly fixed on agitating shaft；Second stirring block is uniformly socketed on agitating shaft, and second Stirring block uniformly contacts setting with the first stirring block；The side end of first stirring block is provided with the first magnet block；It is described The side end of second stirring block is provided with the second magnet block, and the second magnet block is mutually adsorbed with the first magnet block；Described The two sides of two stirring blocks are hinged on the inner tip of drying box by elastic drag rope, and the upper surface of the second stirring block is provided with Moisture on-line detector；When work, drying soybean grain is entered in drying box from the feed inlet of drying box, to drying It is passed through the gas of heating in case, while starting driving motor, driving motor is set as clockwise and anticlockwise motor, and driving motor rotation drives Agitating shaft rotation, because being evenly arranged with the first stirring block on agitating shaft, and then the agitating shaft rotated drives the rotation of the first stirring block, Because the second stirring block is by the first magnet block absorption on the second magnet block and the first stirring block, and the second stirring block is socketed in and stirs It mixes on axis, when the rotation of the first stirring block, rotates the second stirring block, and then make big in the first stirring block and the second stirring block Beans grain carries out heating stirring, as the first stirring block drives the rotation of the second stirring block, because the side wall of the second stirring block passes through Elastic drag rope is hinged on the inner wall of drying box, when the second stirring block is rotated to side, the elastic drag rope of side can be made to stretch Elastic deformation is generated, as the second stirring block rotates, and then elastic drag rope meeting continued extension, when the drawing force of elastic drag rope is greater than After the adsorption capacity of first magnet block and the second magnet block, the first magnet block and the second magnet block is made to be detached from absorption, with driving electricity The lasting rotation of machine, the restoring force of elastic drag rope will drive the second stirring block and rotate backward, and stir the first stirring block and second Relative dislocation rotation occurs for block, when the second stirring block and the dislocation rotation of the first stirring block, can stir the first stirring block and second It mixes the soybean grain on block and carries out rolling operation, and then increase the drying heating surface (area) (HS of soybean grain, prevent from filling because of grain heat-drying Set the effect that the heating of soybean grain heat-drying is influenced because stirring unevenly；When driving motor rotates backward, the first of rotation is stirred It mixes block to continue to be stirred soybean drying, with the rotation of the first stirring block, continues the first magnet block and the second magnet block Absorption, continues to rotate the first stirring block with the second stirring block, and then carry out being again stirring for drying to soybean grain, prevents soybean Lead to damaged phenomenon because uneven heating is even.

Preferably, it is provided with bed of cloth on the side wall of first stirring block, and is provided with first on the inside of bed of cloth Conductive sheet；It is provided with rubber layer on the side wall of second stirring block, and rubber layer is in contact with bed of cloth, and the side of rubber layer Face is provided with the first conductive sheet；Offer dedusting hole in first stirring block and the second stirring block, and the first stirring block and The bottom end of second stirring block offers dust discharging grooves；The second conductive sheet, and the second conductive sheet and first are provided in the dust discharging grooves Conductive sheet contact；The diameter of the dedusting hole is less than the minimum diameter of soya bean；When work, when the first stirring block and the second stirring block Relative dislocation rotation occurs, the bed of cloth being arranged on the first stirring block side wall and the rubber layer being arranged in the second stirring block can generate Friction, because being passed through hot gas in drying box, and then makes the bed of cloth of phase mutual friction and rubber layer have electrostatic generation, makes bed of cloth With charge is had in rubber layer, because the side of bed of cloth and rubber layer is provided with the first conductive sheet, and the first conductive sheet with The the second conductive sheet contact being arranged in dust discharging grooves, and then the second conductive sheet of the setting in dust discharging grooves is made to have charge, because of first Dedusting hole is offered in stirring block and the second stirring block, the dust that soybean grain generates when drying in drying box passes through dedusting Hole is fallen in dust discharging grooves, while the generation electrostatic in dust discharging grooves can adsorb the dust in dedusting hole, and then to drying box Interior soybean grain is dusted operation, prevents from influencing the drying effect of soybean grain because soybean grain dust is excessive, and drop The processing quality of low soybean grain；When relative dislocation rotation, the first stirring block side wall occur for the first stirring block and the second stirring block The rubber layer being arranged on the bed of cloth of upper setting and the second stirring block can generate friction, and then meeting when bed of cloth and rubber layer friction Heat is generated, and then heating, drying is carried out to the soybean of rolling, further increases the drying effect of soybean grain.

Preferably, the inner bottom of the drying box is provided with air bag, and the gas in air bag is passed by gas-guide tube Dust discharging grooves；The bottom end of the dedusting hole is provided with air-guiding film, and air-guiding film is elastomeric material；It is arc at the top of the air-guiding film Shape structure, and the rear and front end of air-guiding film is pressed together in dedusting hole, and the two sides upper surface of air-guiding film is contacted with dedusting hole；Work When, when the first stirring block and the second stirring block are detached from when adsorbing, the pulling force of elastic drag rope will drive the second stirring block and swing, When the second stirring block is swung, the side of the second stirring block can squeeze the air bag of drying box bottom end setting, and then the gas in air bag Cognition is entered in dust discharging grooves by gas-guide tube, the dust in dust discharging grooves can be blown into the end of drying box, and then to dust discharge Dust in slot is collected；The air-guiding film of dedusting hole bottom end setting, prevents from entering the gas in dust discharging grooves and enters dedusting In hole, and then play the role of completely cutting off gas to dedusting hole；It is arcuate structure at the top of the air-guiding film of setting, and the front and back of air-guiding film Both ends are pressed together in dedusting hole, and the two sides upper surface of air-guiding film is contacted with dedusting hole, and the dust by Electrostatic Absorption is by removing Dirt hole is fallen on the air-guiding film of arcuate structure, is fallen in dust discharging grooves by the air-guiding film two sides of arcuate structure, and then to dedusting Dust in hole carries out ash discharge, while reducing gas and entering in dedusting hole, and then influences the dust removing effects of dedusting hole.

Preferably, air cavity is offered in the air-guiding film, and the bottom end of air cavity offers air inlet；Connect at the air inlet It is connected to soft air-guide pipe, and soft air-guide pipe is connect with air bag, and the diameter of soft air-guide pipe is less than the diameter of gas-guide tube；When work, when When air bag is extruded, the gas because offering air cavity in air-guiding film, and in air bag is entered in air cavity by soft air-guide pipe, because leading Air film is elastomeric material, and the rear and front end of air-guiding film is pressed together in dedusting hole, and the two sides upper surface of air-guiding film with remove Dirt hole contact, with the gas in air bag by soft air-guide pipe it is lasting enter air cavity, make air-guiding film top generate bending, Enable to fall the dust on air-guiding film to fall in dust discharging grooves from the two sides of air-guiding film, and then improves the dust discharge effect of dust exhausting hole Fruit.

Preferably, the air-guiding film is balloon-like structure；The upper surface thickness of the air cavity is less than the two sides face thickness of air cavity, And the top of air cavity is arcuate structure；When work, when the gas in the second stirring block extruding gasbag, air bag by soft air-guide pipe into Enter into air cavity, because the upper surface thickness of air cavity is less than the two sides face thickness of air cavity, and then with the entrance of gas, air cavity can be made Upper surface expand, be bent downwardly the air-guiding film two sides of capsule structure to inner end, and then increase air-guiding film two sides Gap between dedusting hole enables to fall the dust on air-guiding film and slides to two sides, prevents the ash fallen in dedusting hole Dirt is deposited on air-guiding film；Meanwhile after the second stirring block and air bag disengage, air bag can will be in air cavity by soft air-guide pipe Gas extraction, so that the upper surface of air cavity is recessed inwardly, the both ends of air-guiding film made to be upturned, and then make the air cavity being recessed inwardly Dust exhausting hole can be evacuated, while the dust in dust exhausting hole being pumped into the bottom end of dust exhausting hole, convenient for being produced on the second conductive sheet Raw electrostatic adsorbs dust, improves the electrostatic precipitation effect of the second conductive sheet.

Preferably, the air cavity inside upper surface is provided with elastic rubber column, and the bottom end of elastic rubber column be fixed with it is slotting Column is connect, and the diameter of inserting column is equal to the diameter of air inlet；When work, when air bag extracts the gas in air cavity out, on air cavity Surface when air cavity is to lower recess, can will drive elastic rubber column and move downward, while drive elastic rubber column bottom to lower recess The inserting column at end moves downward, with the extraction of gas intracavity gas, because the diameter of inserting column is equal to the diameter of air inlet, and then will Inserting column is plugged into air inlet, and then is closed to air inlet, prevents air bag draft excessive, leads to the upper surface of air-guiding film Disrepair phenomenon occurs, influences the using effect of air-guiding film；Gas when the gas in air bag enters air inlet, in air bag simultaneously Know from experience and inserting column is pushed to move upwards, because the elastic rubber column of setting can make elastic rubber column when inserting column is detached from air inlet Vibration is generated, and then the dust gathered to the upper surface of air-guiding film is shaken, and dust is prevented to be adsorbed on the upper surface of air-guiding film.

A kind of online moisture detecting method of grain, the online moisture detecting method are suitable for the grain drier, are somebody's turn to do Line moisture detecting method includes the following steps:

S1: soybean grain to be dried is conveyed into drying box；

S2: it starting driving motor and is passed through hot gas operation is dried to soybean grain；

S3: grain enters in cylindrical shell from moisture on-line detector is open at one end, and flows out from another end opening, grain It is flowed in moisture on-line detector cylindrical shell, the moisture value of grain in cylindrical shell can be read online.

S4: changed according to the real-time moisture of cereal, manually or automatically the row's of control and regulation grain speed and drying temperature, make to dry The moisture of the soybean grain of dry case discharge is within the scope of the Soil Moisture Threshold allowed.

Beneficial effects of the present invention are as follows:

1. the present invention passes through the second magnet block and the by the first stirring block and the second stirring block of setting, the second stirring block The first magnet block absorption in one stirring block, and the second stirring block is socketed on agitating shaft, and the drawing force of elastic drag rope is greater than the After the adsorption capacity of one magnet block and the second magnet block, so that the first magnet block and the second magnet block is detached from absorption, make the second stirring block When rotating with the dislocation of the first stirring block, rolling operation can be carried out to the soybean grain in the first stirring block and the second stirring block, into And increase the drying heating surface (area) (HS of soybean grain, it prevents from influencing soybean grain heat-drying because grain drying device is uneven because stirring The effect of heating.

2. the present invention is by the rubber layer and bed of cloth of setting, when relative dislocation occurs for the first stirring block and the second stirring block It rotates, the bed of cloth being arranged on the first stirring block side wall and the rubber layer being arranged in the second stirring block can generate friction, because of drying It has been passed through hot gas in case, and then so that the bed of cloth of phase mutual friction and rubber layer is had electrostatic generation, and then the electrostatic generated can lead to It crosses dust discharging grooves and enters dedusting hole, the electrostatic of generation can adsorb dedusting hole dust, and then to the soybean grain in drying box Food is dusted operation, prevents from influencing the drying effect of soybean grain because soybean grain dust is excessive, and reduce soybean grain Processing quality.

Detailed description of the invention

The present invention will be further explained below with reference to the attached drawings.

Fig. 1 is main view of the invention；

Fig. 2 is cross-sectional view at A-A in Fig. 1；

Fig. 3 is partial enlarged view at B in Fig. 2；

In figure: drying box 1, agitating unit 2, driving motor 21, agitating shaft 22, the first stirring block 23, the second stirring block 24, Dedusting hole 241, dust discharging grooves 242, the first magnet block 25, the second magnet block 26, elastic drag rope 27, bed of cloth 3, the first conductive sheet 4, Rubber layer 5, the second conductive sheet 6, air bag 7, gas-guide tube 8, air-guiding film 9, air cavity 91, air inlet 92, soft air-guide pipe 10, elastic rubber Column 11, inserting column 12.

Specific embodiment

A kind of grain drier of an embodiment of the present invention and its online moisture detecting method are carried out using Fig. 1-Fig. 3 As described below.

As depicted in figs. 1 and 2, a kind of grain drier of the present invention, including drying box 1；It is set in the drying box 1 It is equipped with agitating unit 2, and the inner upper end of drying box 1 is connected with hot gas；One end of the drying box 1 offers feed inlet, and The other end of drying box 1 offers discharge port；The agitating unit 2 includes driving motor 21, agitating shaft 22, the first stirring block 23, the second stirring block 24, the first magnet block 25, the second magnet block 26 and elastic drag rope 27；The setting of driving motor 21 is being dried On dry 1 outer wall of case, and the output end of driving motor 21 is connected with agitating shaft 22；The agitating shaft 22 is rotatably arranged on drying box 1 It is interior, and the first stirring block 23 is uniformly fixed on agitating shaft 22；Second stirring block 24 is uniformly socketed on agitating shaft 22, and Second stirring block 24 uniformly contacts setting with the first stirring block 23；The side end of first stirring block 23 is provided with the first magnetic Iron block 25；The side end of second stirring block 24 is provided with the second magnet block 26, and the second magnet block 26 and the first magnet Block 25 mutually adsorbs；The two sides of second stirring block 24 are hinged on the inner tip of drying box 1 by elastic drag rope 27, and The upper surface of second stirring block 24 is provided with moisture on-line detector；When work, by drying soybean grain from drying box 1 Feed inlet enters in drying box 1, and the gas of heating is passed through into drying box 1, while starting driving motor 21, driving motor 21 It is set as clockwise and anticlockwise motor, the rotation of driving motor 21 drives agitating shaft 22 to rotate, stirs because being evenly arranged with first on agitating shaft 22 Block 23 is mixed, and then the agitating shaft 22 rotated drives the rotation of the first stirring block 23, because the second stirring block 24 passes through the second magnet block 26 It is adsorbed with the first magnet block 25 in the first stirring block 23, and the second stirring block 24 is socketed on agitating shaft 22, when the first stirring When block 23 rotates, rotate the second stirring block 24, so make soybean grain in the first stirring block 23 and the second stirring block 24 into Row heating stirring, as the first stirring block 23 drives the rotation of the second stirring block 24, because the side wall of the second stirring block 24 passes through bullet Property drawstring 27 be hinged on the inner wall of drying box 1, when the second stirring block 24 to side rotate when, the elastic drag rope 27 of side can be made It stretches and generates elastic deformation, as the second stirring block 24 rotates, and then the meeting continued extension of elastic drag rope 27, when elastic drag rope 27 After drawing force is greater than the adsorption capacity of the first magnet block 25 and the second magnet block 26, keep the first magnet block 25 and the second magnet block 26 de- From absorption, with the lasting rotation of driving motor 21, the restoring force of elastic drag rope 27 will drive the second stirring block 24 and rotate backward, Make the first stirring block 23 and the second stirring block 24 that relative dislocation rotation occur, when the second stirring block 24 and the first stirring block 23 misplace When rotation, rolling operation can be carried out to the soybean grain in the first stirring block 23 and the second stirring block 24, and then increase soybean grain The drying heating surface (area) (HS of food prevents from influencing the effect of soybean grain heat-drying heating because grain drying device is uneven because stirring； When driving motor 21 rotates backward, the first stirring block 23 of rotation continues to be stirred soybean drying, with the first stirring The rotation of block 23 makes the first magnet block 25 continue to adsorb with the second magnet block 26, makes the first stirring block 23 and the second stirring block 24 Continue to rotate, and then soybean grain carried out being again stirring for drying, prevent tatoin uneven heating even and cause drying effect compared with Difference.

As depicted in figs. 1 and 2, bed of cloth 3, and the inside of bed of cloth 3 are provided on the side wall of first stirring block 23 On be provided with the first conductive sheet 4；Rubber layer 5, and rubber layer 5 and bed of cloth 3 are provided on the side wall of second stirring block 24 It is in contact, and the side of rubber layer 5 is provided with the first conductive sheet 4；It is opened in first stirring block 23 and the second stirring block 24 Equipped with dedusting hole 241, and the bottom end of the first stirring block 23 and the second stirring block 24 offers dust discharging grooves 242；The dust discharging grooves 242 It is inside provided with the second conductive sheet 6, and the second conductive sheet 6 is contacted with the first conductive sheet 4；The diameter of the dedusting hole 241 is less than Huang The minimum diameter of beans；When work, when relative dislocation rotation, the first stirring block 23 occur for the first stirring block 23 and the second stirring block 24 The bed of cloth 3 being arranged on side wall and the rubber layer 5 being arranged in the second stirring block 24 can generate friction, because being passed through in drying box 1 Hot gas, and then the bed of cloth 3 of phase mutual friction and rubber layer 5 is made to have electrostatic generation, make to have in bed of cloth 3 and rubber layer 5 Charge because the side of bed of cloth 3 and rubber layer 5 is provided with the first conductive sheet 4, and is set in the first conductive sheet 4 and dust discharging grooves 242 The second conductive sheet 6 contact set, and then the second conductive sheet 6 of the setting in dust discharging grooves 242 is made to have charge, because of the first stirring block 23 and second offer dedusting hole 241 in stirring block 24, and the dust that soybean grain generates when drying in drying box 1 is by removing Dirt hole 241 is fallen in dust discharging grooves 242, while the generation electrostatic in dust discharging grooves 242 can inhale the dust in dedusting hole 241 It is attached, and then operation is dusted to the soybean grain in drying box 1, it prevents from influencing soybean grain because soybean grain dust is excessive Drying effect, and reduce soybean grain processing quality；When relative dislocation occurs for the first stirring block 23 and the second stirring block 24 It rotating, the bed of cloth 3 being arranged on 23 side wall of the first stirring block and the rubber layer 5 being arranged in the second stirring block 24 can generate friction, And then heat can be generated when bed of cloth 3 and the friction of rubber layer 5, and then heating, drying is carried out to the soybean of rolling, it further increases The drying effect of soybean grain.

As shown in Fig. 2, the inner bottom of the drying box 1 is provided with air bag 7, and the gas in air bag 7 passes through gas-guide tube 8 It is passed into dust discharging grooves 242；The bottom end of the dedusting hole 241 is provided with air-guiding film 9, and air-guiding film 9 is elastomeric material；It is described It is arcuate structure at the top of air-guiding film 9, and the rear and front end of air-guiding film 9 is pressed together in dedusting hole 241, and on the two sides of air-guiding film 9 Surface is contacted with dedusting hole 241；When work, when the first stirring block 23 and the disengaging absorption of the second stirring block 24, elastic drag rope 27 Pulling force will drive the second stirring block 24 and swing, when the second stirring block 24 is swung, the side of the second stirring block 24 can be squeezed The air bag 7 of 1 bottom end of drying box setting is pressed, and then the gas in air bag 7 can be entered in dust discharging grooves 242 by gas-guide tube 8, can incited somebody to action Dust in dust discharging grooves 242 is blown into the end of drying box 1, and then is collected to the dust in dust discharging grooves 242；Dedusting hole The air-guiding film 9 of 241 bottom ends setting, prevents the gas entered in dust discharging grooves 242 from entering in dedusting hole 241, and then to dedusting Play the role of completely cutting off gas in hole 241；It is arcuate structure at the top of the air-guiding film 9 of setting, and the rear and front end of air-guiding film 9 is pressed together on In dedusting hole 241, and the two sides upper surface of air-guiding film 9 is contacted with dedusting hole 241, passes through dedusting hole by the dust of Electrostatic Absorption 241 fall on the air-guiding film 9 of arcuate structure, are fallen in dust discharging grooves 242 by 9 two sides of air-guiding film of arcuate structure, and then right Dust in dedusting hole 241 carries out ash discharge, while reducing gas and entering in dedusting hole 241, and then influences removing for dedusting hole 241 Dirt effect.

As shown in Figures 2 and 3, air cavity 91 is offered in the air-guiding film 9, and the bottom end of air cavity 91 offers air inlet 92；Soft air-guide pipe 10 is connected at the air inlet 92, and soft air-guide pipe 10 is connect with air bag 7, and the diameter of soft air-guide pipe 10 Less than the diameter of gas-guide tube 8；When work, when air bag 7 is extruded, because offering air cavity 91 in air-guiding film 9, and in air bag 7 Gas is entered in air cavity 91 by soft air-guide pipe 10, because air-guiding film 9 is elastomeric material, and the rear and front end of air-guiding film 9 It is pressed together in dedusting hole 241, and the two sides upper surface of air-guiding film 9 is contacted with dedusting hole 241, as the gas in air bag 7 passes through Soft air-guide pipe 10 it is lasting enter air cavity 91, make air-guiding film 9 top generate bending, make the dust fallen on air-guiding film 9 It can be fallen in dust discharging grooves 242 from the two sides of air-guiding film 9, and then improve the dust discharge effect of dust exhausting hole.

As shown in figure 3, the air-guiding film 9 is balloon-like structure；The upper surface thickness of the air cavity 91 is less than the two of air cavity 91 Lateral thickness, and the top of air cavity 91 is arcuate structure；Gas when work, in 24 extruding gasbag 7 of the second stirring block, air bag 7 Body is entered in air cavity 91 by soft air-guide pipe 10, because the upper surface thickness of air cavity 91 is less than the two sides face thickness of air cavity 91, into And with the entrance of gas, the upper surface of air cavity 91 can be made to expand, make 9 two sides of air-guiding film of capsule structure to inner end to Lower bending, and then the gap between 9 two sides of air-guiding film and dedusting hole 241 is increased, enable the dust fallen on air-guiding film 9 It is slid to two sides, prevents the dust accretions fallen in dedusting hole 241 on air-guiding film 9；Meanwhile when the second stirring block 24 and air bag After 7 disengage, air bag 7 can be extracted out the gas in air cavity 91 by soft air-guide pipe 10, and the upper surface of air cavity 91 is made to concave It falls into, the both ends of air-guiding film 9 is made to be upturned, and then be evacuated the air cavity being recessed inwardly 91 can to dust exhausting hole, while will row Dust in dirt hole is pumped into the bottom end of dust exhausting hole, and the electrostatic convenient for generating on the second conductive sheet 6 adsorbs dust, improves The electrostatic precipitation effect of second conductive sheet 6.

As shown in figure 3,91 inside upper surface of air cavity is provided with elastic rubber column 11, and the bottom end of elastic rubber column 11 It is fixed with inserting column 12, and the diameter of inserting column 12 is equal to the diameter of air inlet 92；When work, when air bag 7 will be in air cavity 91 When gas is extracted out, 91 upper surface of air cavity when air cavity 91 is to lower recess, can will drive elastic rubber column 11 and transport downwards to lower recess It is dynamic, while the inserting column 12 of 11 bottom end of elastic rubber column being driven to move downward, with the extraction of gas in air cavity 91, because of inserting column 12 diameter is equal to the diameter of air inlet 92, and then inserting column 12 is plugged into air inlet 92, and then carries out to air inlet 92 Closing, prevents 7 draft of air bag excessive, causes the upper surface of air-guiding film 9 that disrepair phenomenon occurs, influences the using effect of air-guiding film 9； Simultaneously when the gas in air bag 7 enters air inlet 92, the gas in air bag 7 will push inserting column 12 and move upwards, because setting The elastic rubber column 11 set can make elastic rubber column 11 generate vibration, and then to air guide when inserting column 12 is detached from air inlet 92 The dust that the upper surface of film 9 is gathered is shaken, and dust is prevented to be adsorbed on the upper surface of air-guiding film 9.

A kind of online moisture detecting method of grain, the online moisture detecting method are suitable for the grain drier, are somebody's turn to do Line moisture detecting method includes the following steps:

S1: soybean grain to be dried is conveyed into drying box；

S2: it starting driving motor and is passed through hot gas operation is dried to soybean grain；

S3: grain enters in cylindrical shell from moisture on-line detector is open at one end, and flows out from another end opening, grain It is flowed in moisture on-line detector cylindrical shell, the moisture value of grain in cylindrical shell can be read online.

S4: changing, manually or automatically the row's of control and regulation grain speed and/or drying temperature according to the real-time moisture of cereal, The moisture for the soybean grain that drying box is discharged is within the scope of the Soil Moisture Threshold allowed.

It is as follows with workflow:

When work, drying soybean grain is entered in drying box 1 from the feed inlet of drying box 1, into drying box 1 It is passed through the gas of heating, while starting driving motor 21, driving motor 21 is set as clockwise and anticlockwise motor, and driving motor 21 rotates band Dynamic agitating shaft 22 rotates, and because being evenly arranged with the first stirring block 23 on agitating shaft 22, and then the agitating shaft 22 rotated drives first Stirring block 23 rotates, because the second stirring block 24 is inhaled by the first magnet block 25 on the second magnet block 26 and the first stirring block 23 It is attached, and the second stirring block 24 is socketed on agitating shaft 22, when the rotation of the first stirring block 23, rotates the second stirring block 24, into And soybean grain in the first stirring block 23 and the second stirring block 24 is made to carry out heating stirring, as the first stirring block 23 drives the The rotation of two stirring blocks 24, because the side wall of the second stirring block 24 is hinged on the inner wall of drying box 1 by elastic drag rope 27, when the When two stirring blocks 24 are rotated to side, the elastic drag rope 27 of side can be made to stretch and generate elastic deformation, with the second stirring block 24 Rotation, and then the meeting continued extension of elastic drag rope 27, when the drawing force of elastic drag rope 27 is greater than the first magnet block 25 and the second magnet After the adsorption capacity of block 26, the first magnet block 25 and the second magnet block 26 is made to be detached from absorption, with the lasting rotation of driving motor 21, The restoring force of elastic drag rope 27 will drive the second stirring block 24 and rotate backward, and the first stirring block 23 and the second stirring block 24 occurs Relative dislocation rotation can stir the first stirring block 23 and second when the second stirring block 24 and the dislocation rotation of the first stirring block 23 The soybean grain mixed on block 24 carries out rolling operation；It is rotated when relative dislocation occurs for the first stirring block 23 and the second stirring block 24, The bed of cloth 3 being arranged on first stirring block, 23 side wall and the rubber layer 5 being arranged in the second stirring block 24 can generate friction, because of drying It has been passed through hot gas in case 1, and then the bed of cloth 3 of phase mutual friction and rubber layer 5 is made to have electrostatic generation, has made bed of cloth 3 and rubber Charge is had on layer 5, because the side of bed of cloth 3 and rubber layer 5 is provided with the first conductive sheet 4, and the first conductive sheet 4 and row The second conductive sheet 6 contact being arranged in dirt slot 242, and then the second conductive sheet 6 of the setting in dust discharging grooves 242 is made to have charge, Because offering dedusting hole 241 in the first stirring block 23 and the second stirring block 24, soybean grain generates when drying in drying box 1 Dust fallen in dust discharging grooves 242 by dedusting hole 241, while the generation electrostatic in dust discharging grooves 242 can be in dedusting hole 241 Dust is adsorbed, and then is dusted operation to the soybean grain in drying box 1.

In the description of the present invention, it is to be understood that, term " center ", "front", "rear", "vertical", "horizontal", The orientation or positional relationship of the instructions such as "top", "bottom" "inner", "outside" be based on the orientation or positional relationship shown in the drawings, be only for Convenient for the description present invention and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the scope of the invention.

Although the present invention be illustrated by specific embodiment, it will be appreciated by those skilled in the art that, do not departing from In the case where the scope of the invention, various transformation and equivalent substitute can also be carried out to the present invention.In addition, being directed to particular condition or material Material, can do various modifications to the present invention, without departing from the scope of the present invention.Therefore, the present invention is not limited to disclosed tool Body embodiment, and should include the whole embodiments fallen within the scope of the appended claims.