CN115682666A

CN115682666A - Rice drying device

Info

Publication number: CN115682666A
Application number: CN202211378950.9A
Authority: CN
Inventors: 闫萍; 杨家来; 葛伟强; 夏祥华
Original assignee: Anhui Yuanliang Seed Industry Research Institute; Yielead Rice Industry Co ltd
Current assignee: Anhui Yuanliang Seed Industry Research Institute; Yielead Rice Industry Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-02-03

Abstract

The invention discloses a rice drying device which comprises a drying box, a drying assembly and a driving assembly, wherein the top and the bottom of the drying box are respectively communicated with a feed inlet and an ash outlet, a screen cylinder of the drying assembly is arranged in the drying box and is shaken in the drying box in a front-back mode through the driving assembly, a hot air pipe penetrates through the screen cylinder and is rotated in the screen cylinder through the driving assembly, the hot air pipe rotates and stirs rice in the screen cylinder, and a discharging assembly is arranged at the bottom of the screen cylinder. According to the invention, hot air is in direct contact with rice, so that the drying efficiency is accelerated while heat loss is avoided, the rice is shaken, the drying dead angle is reduced, and dust remained on the surface of the rice can be screened out.

Description

Rice drying device

Technical Field

The invention belongs to the technical field of rice drying, and particularly relates to a rice drying device.

Background

After the rice is harvested, the water content of the rice is high, and in order to enable the rice to reach the safe storage condition, the water content of the rice must be reduced to the safe water standard capable of being stored, and a roller type rice dryer can be used for drying the rice.

Because can leave a large amount of more earth and can adulterate certain ghost in the rice after reaping on the surface, ordinary drum-type drying-machine can set up a hot-blast main in the outside of fretwork sieve section of thick bamboo, makes hot-blast to blowing to a sieve section of thick bamboo, is blockked by a sieve section of thick bamboo all the time between hot-blast and the rice on the one hand, and hot-blast can not the direct contact to the rice, and the stoving effect is not good, and on the other hand rice also has certain stoving dead angle easily at the cylinder, dries thoroughly.

Disclosure of Invention

The invention aims to provide a rice drying device, which aims to solve the problems that a common drum-type dryer is provided with a hot air pipe outside a hollowed screen drum, so that hot air is blown to the screen drum, on one hand, the hot air and rice are always blocked by the screen drum, the hot air cannot directly contact with the rice, the drying effect is poor, and on the other hand, the rice is easy to have certain drying dead angles in the drum.

The utility model provides a rice drying device, includes stoving case, stoving subassembly and drive assembly, the top and the bottom of stoving case communicate respectively has feed inlet and ash hole, the sieve section of thick bamboo of stoving subassembly is established at the stoving incasement and is made by the drive assembly a sieve section of thick bamboo is in the stoving incasement is preceding, the back is rocked, it has the hot-blast main and borrows to run through in the sieve section of thick bamboo the drive assembly makes the hot-blast main is in sieve section of thick bamboo internal rotation, the rice in the stirring sieve section of thick bamboo when the hot-blast main pivoted, the bottom of a sieve section of thick bamboo is equipped with ejection of compact subassembly.

Preferably, the stoving subassembly includes bracing piece and puddler, the stoving incasement is equipped with a sieve section of thick bamboo just the top of a sieve section of thick bamboo is equipped with the opening with the feed inlet intercommunication, the both sides fixedly connected with bracing piece just of a sieve section of thick bamboo the bracing piece is worn out the stoving case, the bracing piece with the stoving case rotates to be connected, the bracing piece is connected just through with drive assembly by means of linkage subassembly the linkage subassembly makes a sieve section of thick bamboo swings at the stoving incasement, rotate between the both sides of a sieve section of thick bamboo and be connected with the hot-blast main just the bracing piece of both sides is worn out respectively at the both ends of hot-blast main, the hot-blast main with the bracing piece rotates to be connected, the fixed surface of hot-blast main is connected with a plurality of puddlers just the puddler is located in the sieve section of thick bamboo, the inside cavity of hot-blast main just the surface intercommunication of hot-blast main has a plurality of hot-blast holes with the inside intercommunication of hot-blast main, is equipped with a hot-blast hole between every two adjacent puddlers, the one end intercommunication of hot-blast main has the air inlet fan.

Preferably, the bilateral symmetry fixedly connected with L type fixed part of stoving case, both sides are worn out respectively at the both ends of hot-blast main L type fixed part just the hot-blast main with L type fixed part rotates to be connected, keeps away from fixedly connected with fixed sleeve just on the L type fixed part of drive assembly one side the tip at the hot-blast main is established to fixed sleeve cover, one side intercommunication of fixed sleeve has the air inlet machine, be equipped with the heating wire in the fixed sleeve.

Preferably, ejection of compact subassembly is including going out flitch and discharge gate, the diapire of a sieve section of thick bamboo is opened there is the discharge gate just one side of discharge gate is rotated and is connected with go out the flitch, the discharge gate with ash hole intercommunication, one side that goes out the flitch is equipped with the bulge just there is the screw rod through thread engagement on the bulge, the opposite side of discharge gate be equipped with the spacing groove that the bulge corresponds, the middle part set up screw hole of spacing groove rotates go out the flitch and make the bulge insert screw hole and interior are penetrated to the tip that the screw rod made the screw rod in the spacing groove screw hole thread engagement.

Preferably, an elastic shielding cloth is connected between the edge of the feeding hole and the edge of the opening, and a steel wire mesh is arranged on the hot air hole.

Preferably, the linkage subassembly includes connecting rod one, connecting rod two and sliding part, the bracing piece is close to drive assembly's one end fixedly connected with connecting rod one just the middle part of connecting rod one is opened along its length direction has the spout, sliding connection has the sliding part just in the spout one side at the top of connecting rod two is fixed to one side of sliding part, the bottom opposite side and the fixed disk fixed connection of connecting rod two, the fixed disk with drive assembly fixed connection.

Preferably, drive assembly includes driving motor, base, action wheel and follows the driving wheel, support fixedly connected with is passed through to the bottom of stoving case the base, one side fixedly connected with of base driving motor, driving motor's output shaft is fixed cover in proper order be equipped with the action wheel and the fixed disk, the one end of hot-blast main is located the top of action wheel and fixed coaxial cover are equipped with follow the driving wheel, the action wheel with from the cover between the driving wheel be equipped with driving belt.

The invention has the following advantages:

during the stoving, pour into moist rice into in to the opening from the feed inlet, annotate the material and finish the back, start drive assembly, drive the bracing piece with the help of linkage subassembly and swing left or right, and then drive the swing of a sieve section of thick bamboo, can drive the rice that makes in the sieve section of thick bamboo during the swing of a sieve section of thick bamboo and rock, avoid the rice to pile up together, accelerate the sifter on sieve section of thick bamboo surface to discharge downwards from the dust, the moisture in the rice of being convenient for like this scatters, borrow the opening upwards to discharge, hot-blast main is connected to the sieve section of thick bamboo internal rotation, the rotation of hot-blast main can drive the puddler and stir the rice, can make from the hot-blast exhaust steam more even of hot-blast hole contact and rice on the one hand, make the rice can the homodisperse, avoid the rice to pile up together, in addition on the one hand steam is direct and the rice contact, do not have heat loss in the centre, can accelerate the stoving of rice. The invention leads the hot air to be in direct contact with the rice, thereby avoiding heat loss, accelerating the drying efficiency, shaking the rice, reducing the drying dead angle and screening out the residual dust on the surface of the rice.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the drying assembly.

FIG. 3 is a partial schematic diagram of the structure shown in FIG. 2;

fig. 4 is a schematic view of the internal structure of the structure shown in fig. 2.

The symbols in the drawings are:

1. a drying box; 10. a feed inlet; 11. an ash outlet; 12. an elastic shielding cloth;

2. a drying assembly; 20. a screen cylinder; 21. a hot air pipe; 22. an air inlet machine; 23. fixing the sleeve; 24. an opening; 25. a support bar; 26. hot air holes; 27. a stirring rod; 28. l-shaped fixing part

3. A linkage assembly; 30. a first connecting rod; 31. a second connecting rod; 32. a chute; 33. a sliding part;

4. a discharging assembly; 40. a discharge plate; 41. a discharge port; 42. a screw; 43. a projection;

5. a drive assembly; 50. a base; 51. a drive motor; 52. fixing the disc; 53. a driving wheel; 54. a driven wheel; 55. a drive belt.

Detailed Description

The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, accurate and thorough understanding of the inventive concept and technical solutions of the present invention.

Fig. 1-4 show a rice drying device, including stoving case 1, drying assembly 2 and drive assembly 5, the top and the bottom of stoving case 1 communicate respectively has feed inlet 10 and ash hole 11, drying assembly 2's sieve section of thick bamboo 20 is established in stoving case 1 and is made by drive assembly 5 sieve section of thick bamboo 20 rocks before and after in stoving case 1, it has hot-blast main 21 and makes by drive assembly 5 in sieve section of thick bamboo 20 to run through, hot-blast main 21 stirs the rice in the sieve section of thick bamboo 20 when rotating by drive assembly 5, the bottom of sieve section of thick bamboo 20 is equipped with ejection of compact subassembly 4.

The drying component 2 comprises a supporting rod 25 and a stirring rod 27, a screen cylinder 20 is arranged in the drying box 1, an opening 24 communicated with the feed inlet 10 is formed in the top of the screen cylinder 20, supporting rods 25 are fixedly connected to two sides of the screen cylinder 20, the supporting rods 25 penetrate out of the drying box 1, the supporting rods 25 are rotatably connected with the drying box 1, the supporting rods 25 are connected with a driving component 5 through a linkage component 3, the screen cylinder 20 swings in the drying box 1 through the linkage component 3, the linkage component 3 comprises a first connecting rod 30, a second connecting rod 31 and a sliding part 33, one end of each supporting rod 25, close to the driving component 5, is fixedly connected with a first connecting rod 30, and a sliding groove 32 is formed in the middle of the first connecting rod 30 along the length direction of the first connecting rod, the improved screen drum type hot air duct comprises a chute 32, a sliding portion 33, a screen drum 20, a hot air duct 21, a fixing disc 52, a supporting bar 25, a plurality of stirring bars 27, a screen drum 20, a plurality of hollow hot air ducts 21, a plurality of hot air holes 26 communicated with the inside of the hot air duct 21, a hot air hole 26 arranged between every two adjacent stirring bars 27, and an air inlet fan 22 communicated with one end of the hot air duct 21, wherein the sliding portion 33 is connected in the chute 32 in a sliding manner, one side of the sliding portion 33 is fixed on one side of the top of the connecting bar 31, the other side of the bottom of the connecting bar 31 is fixedly connected with the fixing disc 52, the fixing disc 52 is fixedly connected with the driving assembly 5, the hot air duct 21 is rotatably connected between the two sides of the screen drum 20, the two ends of the hot air duct 21 penetrate through the supporting bars 25 on the two sides respectively, the hot air duct 21 is rotatably connected with the supporting bar 25 on the two sides, the hot air duct 21 is rotatably connected with the stirring bars 27, the stirring bar in a position in the screen drum 20, the hollow hot air duct 21 is communicated with the hot air holes 26.

During drying, moist rice is injected into the opening 24 from the feed inlet 10, after the material injection is finished, the driving assembly 5 is started, so that the driving assembly 5 can drive the second connecting rod 31 to rotate through the fixed disc 52, one side of the second connecting rod 31 is provided with the sliding part 33 to slide in the sliding groove 32 in the first connecting rod 30, the length of the second connecting rod 31 is shorter than that of the first connecting rod 30, therefore, the rotation of the second connecting rod 31 can drive the sliding part 33 to make a circular motion, but the sliding part 33 is limited in the sliding slot 32, the rotation of the sliding part 33 can make the first connecting rod 30 swing, when the sliding part 33 rotates upwards or downwards, when the first connecting rod 30 rotates towards the middle and the sliding part 33 rotates towards the left or the right, the first connecting rod 30 swings towards two sides, therefore, the first connecting rod 30 is utilized to drive the supporting rod 25 to swing leftwards or rightwards, the supporting rod 25 is fixedly connected with the screen drum 20, the swinging of the supporting rod 25 can also drive the screen drum 20 to swing, the rice in the screen drum 20 can be driven to swing when the screen drum 20 swings, the rice is prevented from being accumulated together, dust is prevented from being discharged downwards from the screen meshes on the surface of the screen drum 20, therefore, moisture in the rice can be conveniently dispersed and discharged upwards through the opening 24, the hot air pipe 21 is rotatably connected in the screen cylinder 20, one end of the hot air pipe 21 is driven to rotate by the driving component 5, the rotation of the hot air pipe 21 does not influence the shaking of the support rod 25, the hot air pipe 21 and the support rod 25 are coaxial, however, the hot air pipe 21 and the support rod 25 are inserted into the support rod 25, the rotation of the hot air pipe 21 can drive the stirring rod 27 to stir the rice, on one hand, the hot air exhausted from the hot air hole 26 can be more uniformly contacted with the rice, so that the rice can be uniformly dispersed, the rice is prevented from being stacked together, on the other hand, the hot air directly contacts with the rice, so that heat loss does not exist in the middle of the hot air, and the drying of the rice can be accelerated.

The bilateral symmetry fixedly connected with L type fixed part 28 of stoving case 1, both sides are worn out respectively at the both ends of hot-blast main 21L type fixed part 28 just hot-blast main 21 with L type fixed part 28 rotates to be connected, keeps away from fixedly connected with fixed sleeve 23 just on the L type fixed part 28 of drive assembly 5 one side fixed sleeve 23 cover is established at the tip of hot-blast main 21, one side intercommunication of fixed sleeve 23 has air inlet machine 22, be equipped with the heating wire in the fixed sleeve 23. An elastic shielding cloth 12 is connected between the edge of the feed port 10 and the edge of the opening 24, and a steel wire mesh is arranged on the hot air hole 26.

Two ends of the hot air pipe 21 penetrate out of the two sides respectively, the L-shaped fixing portion 28 is just the hot air pipe 21 and the L-shaped fixing portion 28 is rotatably connected, the L-shaped fixing portion 28 is provided with a certain supporting force for the hot air pipe 21, the hot air pipe can stably rotate, the air inlet machine 22 sucks air to enter the fixing sleeve 23, the air is heated by the electric heating wires through the electric heating wires, the heated air is discharged into the hot air pipe 21 again, the fixing sleeve 23 is fixedly connected with the L-shaped fixing portion 28, the hot air pipe 21 can not be influenced by rotation of the fixing sleeve 23, the elastic shielding cloth 12 has the effect of avoiding rice shaking, the rice flows out from a gap between the top opening 24 of the screen cylinder 20 and the feed inlet 10, rice loss is avoided, a steel wire mesh is arranged at the hot air hole 26, the rice is prevented from entering the hot air pipe 21 from the hot air hole 26, and blockage of the hot air pipe 21 is avoided.

Discharging component 4 is including going out flitch 40 and discharge gate 41, open the diapire of a sieve section of thick bamboo 20 has discharge gate 41 just one side of discharge gate 41 is rotated and is connected with go out flitch 40, discharge gate 41 with 11 intercommunications in the ash hole, one side of going out flitch 40 is equipped with bulge 43 just there is screw rod 42 through thread engagement on the bulge 43, the opposite side of discharge gate 41 be equipped with the spacing groove that bulge 43 corresponds, the screw hole is seted up at the middle part of spacing groove, rotates it makes the bulge insert to go out flitch 40 the spacing inslot just rotates screw rod 42 and makes screw rod 42's tip penetrate screw hole and interior screw hole thread engagement.

Under initial condition, discharge gate 41 seals through play flitch 40, rotates play flitch 40 makes the bulge insert the spacing inslot and rotate screw rod 42 and make the tip of screw rod 42 penetrate screw hole and interior screw hole thread engagement, fix bulge 43 and spacing groove through screw rod 42, avoid both to break away from, after the stoving screening finishes, rotate screw rod 42, make bulge 43 and spacing groove break away from, under the effect of gravity, the rice flows downwards, makes play flitch 40 opened, this moment in the bottom of stoving case 1 set up connect the feed cylinder can.

Drive assembly 5 includes driving motor 51, base 50, action wheel 53 and follows driving wheel 54, support fixedly connected with is passed through to the bottom of stoving case 1 base 50, one side fixedly connected with of base 50 driving motor 51, driving motor 51's output shaft is fixed cover in proper order be equipped with action wheel 53 and fixed disk 52, the one end of hot-blast main 21 is located the top of action wheel 53 and fixed coaxial cover are equipped with from driving wheel 54, action wheel 53 with from the cover between driving wheel 54 are equipped with driving belt 55.

The driving motor 51 is used as a power source to drive the driving wheel 53 to rotate, so that the driving belt 55 is driven to move by friction force, the driven wheel 54 is driven to rotate by friction force, the hot air pipe 21 is driven to rotate, the linkage assembly 3 is driven to rock while the driving motor 51 rotates, and then the sieve drum 20 is driven to rock to disperse rice.

The working principle is as follows: in the initial state, the discharge port 41 is closed by the discharge plate 40, the discharge plate 40 is rotated to insert the protruding portion into the limiting groove, the screw 42 is rotated to enable the end portion of the screw 42 to penetrate into the threaded hole to be in threaded engagement with the threaded hole, the protruding portion 43 and the limiting groove are fixed by the screw 42 to avoid the separation of the two, during drying, moist rice is injected into the opening 24 from the feed port 10, after the injection is completed, the driving assembly 5 is started, the driving assembly 5 can drive the connecting rod two 31 to rotate through the fixed disc 52, the sliding portion 33 is arranged on one side of the connecting rod two 31 to slide in the sliding groove 32 in the connecting rod one 30, the length of the connecting rod two 31 is shorter than that of the connecting rod one 30, so that the sliding portion 33 can be driven to do circular motion by the rotation of the connecting rod two 31, but the sliding portion 33 is limited in the sliding groove 32, the rotation of the sliding portion 33 can enable the connecting rod one 30 to swing, and when the sliding portion 33 rotates upwards or downwards, the first connecting rod 30 rotates towards the middle, when the sliding part 33 rotates towards left or right, the first connecting rod 30 swings towards two sides, so that the first connecting rod 30 drives the supporting rod 25 to swing towards left or right, the supporting rod 25 is fixedly connected with the screen drum 20, the swinging of the supporting rod 25 can also drive the screen drum 20 to swing, the screen drum 20 can be driven to swing so as to enable rice in the screen drum 20 to swing when swinging, rice accumulation is avoided, dust is discharged downwards from screen holes on the surface of the screen drum 20, moisture in the rice is convenient to disperse, the opening 24 is used for upwards discharging, the hot air pipe 21 is rotatably connected in the screen drum 20, one end of the hot air pipe 21 is driven to rotate through the driving component 5, the swinging of the supporting rod 25 cannot be influenced by the rotation of the hot air pipe 21, the hot air pipe 21 and the supporting rod 25 are coaxial, but the hot air pipe 21 and the supporting rod 25 are inserted in the supporting rod 25, the rotation of the hot air pipe 21 can drive the stirring rod 27 to stir the rice, can make from hot-blast hole 26 exhaust hot-air exhaust and rice contact more even on the one hand, make the rice can homodisperse, avoid the rice to pile up together, steam is direct and the rice contact on the other hand, the centre does not have calorific loss, can accelerate the stoving of rice, the back of finishing is filtered in the stoving, rotate screw rod 42, make bulge 43 and spacing groove break away from, under the effect of gravity, the rice flows down, make play flitch 40 opened, it can the box to set up the material receiving barrel in the bottom of stoving case 1 this moment.

While the invention has been described in connection with the drawings, it is to be understood that the invention is not limited to the precise arrangements and instrumentalities disclosed, but is intended to cover all modifications, equivalents and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a rice drying device which characterized in that: including stoving case (1), stoving subassembly (2) and drive assembly (5), the top and the bottom of stoving case (1) communicate respectively has feed inlet (10) and ash hole (11), the sieve section of thick bamboo (20) of stoving subassembly (2) are established in stoving case (1) and are made by drive assembly (5) sieve section of thick bamboo (20) are in preceding, back are rocked in stoving case (1), it has hot-blast main (21) and borrows to run through in sieve section of thick bamboo (20) drive assembly (5) makes hot-blast main (21) are in sieve section of thick bamboo (20) internal rotation, the rice in the stirring sieve section of thick bamboo (20) when hot-blast main (21) pivoted, the bottom of sieve section of thick bamboo (20) is equipped with ejection of compact subassembly (4).

2. The rice drying device of claim 1, wherein: the drying component (2) comprises a supporting rod (25) and stirring rods (27), a screen drum (20) is arranged in the drying box (1), an opening (24) communicated with the feed inlet (10) is formed in the top of the screen drum (20), the supporting rods (25) are fixedly connected to two sides of the screen drum (20) and penetrate out of the supporting rod (25) of the drying box (1), the supporting rod (25) is rotatably connected with the drying box (1), the supporting rod (25) is connected with the driving component (5) through a linkage component (3) and passes through the linkage component (3) to enable the screen drum (20) to swing in the drying box (1), a hot air pipe (21) is rotatably connected between two sides of the screen drum (20), the supporting rods (25) on two sides of the hot air pipe (21) penetrate out of two sides respectively, the hot air pipe (21) is rotatably connected with the supporting rod (25), a plurality of stirring rods (27) are fixedly connected to the surface of the hot air pipe (21), the stirring rods (27) are positioned in the screen drum (20), a plurality of hot air pipes (21) are communicated with two adjacent hot air holes (26), and the hot air pipe (21) are communicated with each other, one end of the hot air pipe (21) is communicated with an air inlet fan (22).

3. The rice drying device of claim 2, wherein: the bilateral symmetry fixedly connected with L type fixed part (28) of stoving case (1), both sides are worn out respectively at the both ends of hot-blast main (21) L type fixed part (28) just hot-blast main (21) with L type fixed part (28) rotate to be connected, keep away from fixedly connected with fixed sleeve (23) just on L type fixed part (28) of drive assembly (5) one side the tip at hot-blast main (21) is established in fixed sleeve (23) cover, one side intercommunication of fixed sleeve (23) has air inlet machine (22), be equipped with the heating wire in fixed sleeve (23).

4. The rice drying device of claim 3, wherein: ejection of compact subassembly (4) are including ejection of compact board (40) and discharge gate (41), the diapire of sieve section of thick bamboo (20) is opened there is discharge gate (41) just one side of discharge gate (41) is rotated and is connected with ejection of compact board (40), discharge gate (41) with ash outlet (11) intercommunication, one side of ejection of compact board (40) is equipped with bulge (43) just there is screw rod (42) through the thread engagement on bulge (43), the opposite side of discharge gate (41) be equipped with the spacing groove that bulge (43) correspond, the screw hole is seted up at the middle part of spacing groove, rotates ejection of compact board (40) makes the bulge insert the screw hole and interior screw rod (42) make the tip of screw rod (42) penetrate screw hole and interior screw hole thread engagement in the spacing groove.

5. The rice drying device of claim 4, wherein: the edge of feed inlet (10) with be connected with elasticity between the edge of opening (24) and shelter from cloth (12), hot-blast hole (26) are equipped with the wire net.

6. The rice drying device of claim 5, wherein: linkage subassembly (3) include connecting rod (30), connecting rod two (31) and sliding part (33), bracing piece (25) are close to the one end fixedly connected with connecting rod (30) of drive assembly (5) just the middle part of connecting rod (30) is opened along its length direction has spout (32), sliding connection has sliding part (33) just in spout (32) one side of sliding part (33) is fixed in one side at the top of connecting rod two (31), the bottom opposite side and fixed disk (52) fixed connection of connecting rod two (31), fixed disk (52) with drive assembly (5) fixed connection.

7. The rice drying device of claim 6, wherein: drive assembly (5) include driving motor (51), base (50), action wheel (53) and from driving wheel (54), the bottom of stoving case (1) is through support fixedly connected with base (50), one side fixedly connected with of base (50) driving motor (51), the output shaft of driving motor (51) is fixed the cover in proper order be equipped with action wheel (53) and fixed disk (52), the one end of hot-blast main (21) is located the top and the fixed coaxial cover of action wheel (53) are equipped with from driving wheel (54), the cover is equipped with driving belt (55) between action wheel (53) and from driving wheel (54).