CN113551503A

CN113551503A - Grain drying machine with screening function

Info

Publication number: CN113551503A
Application number: CN202110709204.2A
Authority: CN
Inventors: 许福军; 牛海渊; 黄初升
Original assignee: Ningbo Jiangbei Xinfeng Food Machinery Co ltd
Current assignee: Ningbo Jiangbei Xinfeng Food Machinery Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-10-26

Abstract

The invention discloses a grain dryer with screening function, which comprises a base, wherein a plurality of coaxial cylinders with different diameters are arranged in a drying bin, a bottom plate connected with a plurality of groups of cylinders is connected on the base, an air inlet pipe coaxially arranged with the cylinders is connected on the bottom plate, air inlet holes are formed in the air inlet pipe, a plurality of groups of first discharge holes and second discharge holes are formed in the bottom plate, and a feed hole is formed in the bottom of a hopper, and the grain dryer with screening function is characterized in that different cylinders are arranged in the drying bin, a screening and drying mechanism is arranged on the cylinders, the mechanism can realize continuous movement of different drying cavities under the movement of a connecting belt, a stirring rod can stir during drying, the drying efficiency can be improved during drying, and grain particles with different diameters can be screened by matching with a sieve plate, realize drying and screening simultaneously, and this mode only needs less equipment just can realize fine stoving effect.

Description

Grain drying machine with screening function

Technical Field

The invention relates to the technical field of drying machines, in particular to a grain drying machine with a screening function.

Background

The grain dryer is mainly used for drying grains and preventing the grains from being rotten. The existing grain drier mainly comprises a spiral feeding mechanism, a primary winnowing machine, a metering spiral feeding mechanism, a material heat exchange body, an automatic burner, a heat exchange generator, a hot blast blower, a chain transmission wheel mechanism, a rotating speed regulation and control display, a cooling blast blower, an intelligent control cabinet, a programming computer, a walking chassis, a leveling mechanism and the like.

However, the existing grain dryers are of medium-large size, and for individual households or small contractors, grains still need to be dried in an airing mode, which needs to be weather-dependent, has many uncertain factors, and is inconvenient to use the large-sized grain dryers. Therefore, the grain dryer with the screening function is provided.

Disclosure of Invention

The invention aims to provide a grain dryer with a screening function, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a grain dryer with a screening function comprises a base, wherein the base is used for supporting the whole dryer;

the drying device comprises a drying bin, wherein a plurality of coaxial cylinders with different diameters are arranged in the drying bin, a base plate connected with a plurality of groups of cylinders is connected to the base, an air inlet pipe coaxially arranged with the cylinders is connected to the base plate, the bottom end of the air inlet pipe is connected with the output end of a hot air blower through a pipeline, air inlet holes are formed in the air inlet pipe, and a plurality of groups of first discharge holes and second discharge holes are formed in the base plate;

the hopper is arranged above the drying bin, and a feeding hole is formed in the bottom of the hopper;

screening drying mechanism, screening drying mechanism is provided with the multiunit, and all installs between the multiunit drum for can screen the different granule of grain when dry.

Preferably, screening drying mechanism is including rotating two sets of gyro wheels of connecting on the drum, and is two sets of all be connected with the connecting band on the gyro wheel, arbitrary one in two sets of the axial tip of gyro wheel is provided with and is used for driven motor, and is two sets of it is provided with multiunit drying chamber to rotate between the connecting band, the bottom in drying chamber is provided with first valve, through opening and closing of first valve control and unload, set up the through-hole of the air inlet of being convenient for on the drying chamber lateral wall, bring the removal that drives drying chamber through the connection to continuous loading grain and remove the stoving.

Preferably, the screening and drying mechanism further comprises a sieve plate arranged in the drying cavity, stirring rods are arranged on the upper side and the lower side of the sieve plate in the drying cavity, the stirring rods are connected with stirring blades, the end parts of the stirring rods are connected with connecting gears, a gear belt is connected between the connecting gears at the same end of the two groups of the stirring rods, the end part of the stirring rod positioned at the lower position on the drying cavity is also connected with a driving gear, a rack which is connected with the drying cavity in a sliding way and is meshed with the driving gear is connected with the straight section of the connecting belt on the cylinder, a second valve is arranged on one side of the drying cavity, a baffle plate for inclining the drying cavity is connected on the bottom plate, so that after the drying cavity is inclined, the second valve is opened and is unloaded, sets up the sieve, is convenient for stir grain when drying, stirs and has both been convenient for dry and be convenient for carry out better screening.

Preferably, the bottom of the hopper is connected with the top of a part of the cylinder, the bottom of the cylinder which is not connected with the hopper is connected with the partition plate, and the cylinders which are connected with the hopper and the cylinders which are not connected with the hopper are alternately arranged, so that hot air flows in an S shape.

Preferably, first valve and second valve all include the rotor plate of being connected with the rotation of drying chamber, the last rotation of drying chamber is connected with the output and rotates the telescopic link of being connected with the rotor plate, and the control of telescopic link is realized opening and shutting to the realization is loaded and is unloaded.

Preferably, the sieve plate is obliquely arranged in the drying cavity, so that the discharging can be more clean.

Preferably, the inside and outside both sides of connecting band all seted up the spacing groove of being convenient for the gyro wheel steady slip, can be better keep in same position motion, avoid producing the skew.

Preferably, the drying cavity is of a rectangular structure, and the cavity is arranged in a maximized mode.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, different cylinders are arranged in the drying bin, and the screening and drying mechanism is arranged on the cylinders, so that the mechanism can realize continuous movement of different drying cavities under the movement of the connecting belt, the cross section of each cylinder moves in an S shape due to the different arrangement of the cylinders, the stroke is increased, the drying is realized, and the driving gear rotates under the action of the rack during the drying, so that the stirring rod is driven to stir, the drying efficiency can be improved during the drying, the screening of grain particles with different diameters can be realized by matching with the sieve plate, and finally the grain particles are discharged at different positions, the simultaneous screening during the drying is realized, and the mode can realize a good drying effect only by using smaller equipment.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure of area A in FIG. 2;

FIG. 4 is a schematic structural view of a screening and drying structure;

FIG. 5 is an enlarged view of the structure of the area B in FIG. 4;

FIG. 6 is a schematic view of a half-section structure of a drying chamber;

fig. 7 is a schematic view of the first and second valves.

In the figure: 1-a base; 2-drying the bin; 3-cylinder; 4-a bottom plate; 5-an air inlet pipe; 6-air inlet holes; 7-a first discharge hole; 8-a second discharge hole; 9-a hopper; 10-a feed port; 11-a screening and drying mechanism; 12-a roller; 13-a drying chamber; 14-a first valve; 15-a through hole; 16-sieve plate; 17-a stirring rod; 18-stirring blade; 19-connecting gear; 20-a gear belt; 21-a drive gear; 22-a rack; 23-a second valve; 24-a baffle; 25-a separator; 26-a rotating plate; 27-a telescopic rod; 28-a limiting groove; 29-connecting the belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a grain dryer with a screening function comprises a base 1, wherein the base 1 is used for supporting the whole dryer;

the drying device comprises a drying bin 2, wherein a plurality of coaxial cylinders 3 with different diameters are arranged in the drying bin 2, the cylinders 3 with different diameters are coaxially arranged to divide the drying bin 2 into a plurality of regions, a base plate 4 connected with a plurality of groups of cylinders 3 is connected to the base 1, an air inlet pipe 5 coaxially arranged with the cylinders 3 is connected to the base plate 4, the bottom end of the air inlet pipe 5 is connected with the output end of a hot air blower through a pipeline, hot air input by the hot air blower enters the drying bin from the air inlet pipe 5 and starts to dry, an air outlet (not shown) is further formed in the side wall of the drying bin 2 at the outermost side, circulation of the hot air is achieved, an air inlet hole 6 is formed in the air inlet pipe 5, the hot air is diffused to the periphery through the air inlet hole 6, the whole drying bin is achieved, a plurality of groups of first discharge holes 7 and second discharge holes 8 are formed in the base plate 4, and two discharge holes facilitate subsection unloading;

the hopper 9 is arranged above the drying bin 2, a feeding hole 10 is formed in the bottom of the hopper 9, and a control mechanism is arranged at the position of the feeding hole 10 to realize timing and quantitative control;

screening drying mechanism 11, screening drying mechanism 11 is provided with the multiunit, and all installs between multiunit drum 3 for can screen the different granules of grain in the drying, screening drying mechanism 11 distributes between the drum 3 of difference, can be better carry out segmentation and continuous stoving.

The screening and drying mechanism 11 comprises two groups of rollers 12 which are rotatably connected to the cylinder 3, each group of rollers 12 comprises a plurality of single rollers and is arranged at different positions of the cylinder 3, the two groups of rollers 12 are connected with connecting belts 29, the axial end part of any one of the two groups of rollers 12 is provided with a motor for driving, the rollers 12 are driven by the rotation of the motor so as to enable the connecting belts 29 to move, a plurality of groups of drying cavities 13 are rotatably arranged between the two groups of connecting belts 29, the drying cavity 13 at the top of the cylinder 3 at the outermost side is at a loading position, a control mechanism in the hopper 9 quantitatively discharges materials into the drying cavity 13, the bottom of the hopper 9 is connected with the top of part of the cylinder 3, the bottom of the cylinder 3 which is not connected with the hopper 9 is connected with a partition plate 25, and the cylinders 3 which are connected with the hopper 9 are alternately arranged with the cylinders 3 which are not connected with the cylinder 3, set up in turn and cooperate baffle 25 to enable whole space and be S type ventilation in the cross-section, set up baffle 25 because the bottom needs dodge connecting band 29, dry chamber 13 is the S type removal in the region that each drum 3 separates into under the drive of connecting band 29, enables the maximize of whole stroke, the bottom of dry chamber 13 is provided with first valve 14, and control through opening and closing of first valve 14 is unloaded, and first valve 14 is convenient for unload after the drying, and the position of unloading is first discharge opening 7 department, set up the through-hole 15 of being convenient for the air inlet on the dry chamber 13 lateral wall, ventilation hole 15 is convenient for hot-blast entering dry chamber 13 in, the inside and outside both sides of connecting band 29 are all seted up the spacing groove 28 of being convenient for gyro wheel 12 steady slip, and spacing groove 28 can be convenient for the motion of connecting band 29 more stable, can not produce the skew.

Screening drying mechanism 11 is still including setting up sieve 16 in dry chamber 13, and sieve 16 is used for screening different size's grain granule to separate, the last downside that lies in sieve 16 in dry chamber 13 all is provided with puddler 17, be connected with stirring leaf 18 on the puddler 17, the end connection of puddler 17 has connecting gear 19, and is two sets of puddler 17 is connected with gear belt 20 between the connecting gear 19 with the end, lies in lower position on dry chamber 13 the tip of puddler 17 still is connected with drive gear 21, and drive gear 21's rotation drives two stirring leaves 18 and stirs, stirs that can be better to dry grain, can constantly alternate the inside and outside of piling up grain, improves the efficiency of drying, and can be better because constantly promote to filter, an action improves two kinds of effects, the straight line section department that lies in connecting band 29 on drum 3 is connected with dry chamber 13 sliding connection and with drive gear 21 meshing connection The rack 22, at the straight line section department that the drying chamber 13 removed, drying chamber 13 began with the contact of rack 22, both sliding connection, if offer the spout on drying chamber 13, and one side of rack 22 sets up the lug, sliding connection is because the separation is prevented when rack 22 and drive gear 21 meshing rotate, one side of drying chamber 13 still is provided with second valve 23, because set up the screening, consequently need discharge from another position, and second valve 23 discharges the granule of screening from second discharge opening 8, still be connected with the baffle 24 that is used for making drying chamber 13 slope on bottom plate 4, be convenient for make drying chamber 13 slope back, second valve 23 is opened and is unloaded.

First valve 14 and second valve 23 all include with dry chamber 13 rotate the rotor plate 26 of being connected, rotate on the dry chamber 13 and be connected with the output and rotate the telescopic link 27 that is connected with rotor plate 26, the preferred hydraulic stem of telescopic link 27, and this mode is only one of them implementation, can also control through other modes and open and shut.

The sieve 16 slope sets up in dry chamber 13, and the slope sets up better outside row material, dry chamber 13 is the rectangle structure, and rectangle spatial structure can make it present the space maximize in this full time.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grain drying machine with screening function which characterized in that includes:

a base (1), wherein the base (1) is used for supporting the whole dryer;

the drying device comprises a drying bin (2), wherein a plurality of coaxial cylinders (3) with different diameters are arranged in the drying bin (2), a base plate (4) connected with a plurality of groups of cylinders (3) is connected onto a base (1), an air inlet pipe (5) coaxially arranged with the cylinders (3) is connected onto the base plate (4), the bottom end of the air inlet pipe (5) is connected with the output end of a hot air blower through a pipeline, an air inlet hole (6) is formed in the air inlet pipe (5), and a plurality of groups of first discharge holes (7) and second discharge holes (8) are formed in the base plate (4);

the hopper (9) is arranged above the drying bin (2), and a feeding hole (10) is formed in the bottom of the hopper (9);

screening drying mechanism (11), screening drying mechanism (11) are provided with the multiunit, and all install between multiunit drum (3) for can screen the different granule of grain when dry.

2. The grain dryer with the screening function according to claim 1, wherein: screening drying mechanism (11) are including rotating two sets of gyro wheel (12) of connecting on drum (3), and are two sets of all be connected with connecting band (29), arbitrary one in two sets of on gyro wheel (12) the axial tip of gyro wheel (12) is provided with and is used for driven motor, and is two sets of it is provided with multiunit drying chamber (13) to rotate between connecting band (29), the bottom of drying chamber (13) is provided with first valve (14), and open and close through first valve (14) and come the control to unload, set up through-hole (15) of the air inlet of being convenient for on drying chamber (13) lateral wall.

3. The grain dryer with the screening function according to claim 2, wherein: the screening and drying mechanism (11) further comprises a sieve plate (16) arranged in the drying chamber (13), stirring rods (17) are arranged on the upper side and the lower side of the sieve plate (16) in the drying chamber (13), stirring blades (18) are connected onto the stirring rods (17), the end parts of the stirring rods (17) are connected with connecting gears (19), two groups of the stirring rods (17) are connected with gear belts (20) between the connecting gears (19) at the same end, the end parts of the stirring rods (17) at the lower position on the drying chamber (13) are further connected with driving gears (21), a rack (22) which is connected with the drying chamber (13) in a sliding manner and meshed with the driving gears (21) is connected onto a straight line section of the cylinder (3) positioned on a connecting belt (29), a second valve (23) is further arranged on one side of the drying chamber (13), and a baffle (24) used for enabling the drying chamber (13) to incline is further connected onto the bottom plate (4), after the tilting is convenient, the second valve (23) is opened for discharging.

4. The grain dryer with the screening function according to claim 1, wherein: the bottom of the hopper (9) is connected with the top of part of the cylinder (3), the bottom of the cylinder (3) which is not connected with the hopper (9) is connected with a partition plate (25), and the cylinders (3) which are connected with the hopper (9) and the cylinders (3) which are not connected with the hopper are alternately arranged.

5. The grain dryer with the screening function according to claim 3, wherein: first valve (14) and second valve (23) all include and rotate rotor plate (26) of being connected with dry chamber (13), it is connected with output and rotor plate (26) to rotate telescopic link (27) of being connected on dry chamber (13).

6. The grain dryer with the screening function according to claim 3, wherein: the sieve plate (16) is obliquely arranged in the drying cavity (13).

7. The grain dryer with the screening function according to claim 2, wherein: limiting grooves (28) convenient for the rollers (12) to stably slide are formed in the inner side and the outer side of the connecting belt (29).

8. The grain dryer with the screening function according to claim 2, wherein: the drying cavity (13) is of a rectangular structure.