CN117928184B - Energy-saving grain dryer - Google Patents
Energy-saving grain dryer Download PDFInfo
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- CN117928184B CN117928184B CN202410326052.1A CN202410326052A CN117928184B CN 117928184 B CN117928184 B CN 117928184B CN 202410326052 A CN202410326052 A CN 202410326052A CN 117928184 B CN117928184 B CN 117928184B
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- box body
- drying bin
- drying
- support plate
- air
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- 238000001035 drying Methods 0.000 claims abstract description 99
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 66
- 239000003345 natural gas Substances 0.000 claims description 33
- 238000001816 cooling Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 17
- 239000006185 dispersion Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 239000002912 waste gas Substances 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Abstract
The invention relates to the technical field of grain drying, and in particular discloses an energy-saving grain dryer, which comprises: the three drying bins are stacked up and down, the three drying bins are sequentially communicated from top to bottom, a feed hopper is arranged at the top of the uppermost drying bin, a discharge hopper is arranged at the bottom of the lowermost drying bin, and air pipes are arranged on two opposite side surfaces of each drying bin; the air supply assembly is arranged outside the drying bin and is used for conveying hot air to the interior of the air pipe to dry grains and conveying cold air to cool the dried grains; according to the energy-saving grain dryer, the filter plate is pushed out from the inside of the lower box body through the movement dislocation of the upper box body above the lower box body, so that an included angle space is formed between the filter plate and the outer wall of the lower box body, hot air and cold air can be blown out from the included angle space while being dispersed from the lower part of the angle box, and the hot air is dispersed into a grain layer from the side part of the angle box, so that the dispersion area of the hot air is increased.
Description
Technical Field
The invention relates to the technical field of grain drying, in particular to an energy-saving grain dryer.
Background
The grain dryer is selected and configured according to the relative motion direction of grains and air flow, and the dryer can be divided into cross flow, mixed flow, concurrent flow, countercurrent flow, concurrent countercurrent flow, mixed countercurrent flow, concurrent mixed flow and the like;
In the drying tower that current grain was dried adopted, most horn shape box structure fixed mounting as an organic whole in the inside of drying tower, only have the bottom of horn shape box and the grain layer that flows between can remain clearance space, consequently hot-blast can only scatter out through the bottom of horn shape box and melt to the grain layer inside, hot-blast and the area of contact on grain layer is less, results in circulating to the hot-blast in the grain layer relatively less, a large amount of hot-blast can not be discharged with grain heat exchange, and is lower to the thermal utilization ratio in the hot-blast, causes drying efficiency to be poor, and the energy consumption is great.
Disclosure of Invention
The invention provides an energy-saving grain dryer, which aims to solve the problems that in the related art, the contact area of hot air and a grain layer is small, so that the hot air flowing into the grain layer is relatively less, a large amount of hot air is discharged without heat exchange with the grain, and the utilization rate of heat in the hot air is low.
The energy-saving grain dryer of the present invention comprises:
The three drying bins are stacked up and down, the three drying bins are sequentially communicated from top to bottom, a feed hopper is arranged at the top of the uppermost drying bin, a discharge hopper is arranged at the bottom of the lowermost drying bin, and air pipes are arranged on two opposite side surfaces of each drying bin;
The air supply assembly is arranged outside the drying bin and is used for conveying hot air to the interior of the air pipe to dry grains and conveying cold air to cool the dried grains;
The installation seat is arranged on the inner side of the air pipe and comprises a lower support plate fixed on the inner wall of the drying bin, an upper support plate is arranged at the top of the lower support plate, and the upper support plate can slide left and right relative to the lower support plate;
The corner-shaped box is arranged between the two opposite mounting seats, two ends of the corner-shaped box are respectively communicated with the two opposite air pipes, the corner-shaped box comprises a lower box body fixed on a lower support plate, an upper box body is arranged right above the lower box body and fixedly mounted on the upper support plate, a filter plate is arranged between the lower box body and the upper box body, and the filter plate is slidably connected on the lower box body.
Preferably, the number of the filter plates is two, the two filter plates are respectively arranged at two ends of the upper box body, a limiting chute is formed in the side wall of the lower box body, a sliding strip is fixed at the bottom of the filter plates, and the sliding strip is in sliding connection with the inside of the limiting chute.
Preferably, the two sides of the filter plates are respectively fixed with a vertical shaft, the top ends of the vertical shafts extend to one side of the upper box body, the bottom ends of the vertical shafts extend to one side of the lower box body, and springs are arranged between the two filter plates.
Preferably, the drying bin is provided with a pushing component for pushing the upper support plate to reciprocate in the drying bin, the pushing component comprises a motor, a turntable is fixedly arranged at the output end of the motor, a connecting rod is eccentrically arranged on the turntable, one side of the turntable is provided with a pushing frame, the end part of the pushing frame penetrates through the drying bin and is fixed on the upper support plate, a rectangular frame is fixed on the pushing frame, and one end of the connecting rod, far away from the turntable, slides in the rectangular frame.
Preferably, the upper support plate is provided with an installation box, a push plate is arranged above the installation box, and a plurality of through grooves are formed in the upper support plate.
Preferably, the inside of installation box is provided with lifting unit for drive the push pedal and go up and down in last extension board removes, lifting unit is including fixing the thread bush on the installation box, the inside threaded connection of thread bush has the lead screw, the top of lead screw extends to the installation box top, and the top of lead screw rotates to be connected in the push pedal, the bottom mounting of lead screw has the gear, and the gear is located the inside of installation box, the inner wall fixed mounting in dry storehouse has the rack, rack and gear mesh.
Preferably, the width of the rack is greater than the thickness of the gear.
Preferably, the air supply assembly comprises a cooling air blower arranged on the lowest layer drying bin, the cooling air blower is communicated with one air pipe on the drying bin, a first induced draft fan is arranged on the other air pipe opposite to the cooling air blower on the drying bin, a first natural gas furnace is arranged on the middle layer drying bin and is communicated with one air pipe on the drying bin, a second induced draft fan is arranged on the other air pipe opposite to the first natural gas furnace on the drying bin, a second natural gas furnace is arranged on the uppermost layer drying bin, the second natural gas furnace is communicated with one air pipe on the drying bin, and a third induced draft fan is arranged on the other air pipe opposite to the second natural gas furnace on the drying bin.
Preferably, a first communicating pipe is arranged between the first induced draft fan and the first natural gas furnace, and a second communicating pipe is arranged between the second induced draft fan and the second natural gas furnace.
Preferably, the inner wall of the drying bin is fixedly provided with an inclined guide plate, and the guide plate is positioned above the outermost angular box.
The beneficial effects are that: when the grain drying machine is used, the filter plate is pushed out from the inside of the lower box body through the movement dislocation of the upper box body above the lower box body, so that an included angle space is formed between the filter plate and the outer wall of the lower box body, hot air and cold air can be blown out from the included angle space while being dispersed from the lower part of the angle box, and the hot air and the cold air are dispersed into the grain layer from the side part of the angle box, so that the dispersion area of the hot air is increased, the hot air and the cold air can conveniently pass through the grain layer, and the drying effect on grains and the cooling effect after drying are improved.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a perspective view of the drying chamber of the present invention.
Fig. 4 is a cross-sectional view of fig. 3 of the present invention.
FIG. 5 is a schematic view of the structure of the mounting base and the corner box according to the present invention.
Fig. 6 is a schematic view of the internal structure of the drying chamber of the present invention.
Fig. 7 is a schematic view of the split structure of the corner box according to the present invention.
Fig. 8 is an enlarged schematic view of the structure of fig. 3a according to the present invention.
Fig. 9 is an enlarged schematic view of the structure of fig. 4B according to the present invention.
FIG. 10 is a schematic diagram of the dislocation structure of the upper case and the lower case of the present invention.
Reference numerals:
10. a drying bin; 11. a feed hopper; 12. a discharge hopper; 13. an air duct; 14. a guide plate; 15. a support table; 20. a mounting base; 21. a lower support plate; 22. an upper support plate; 221. a mounting box; 222. a push plate; 223. a through groove; 30. an angular box; 31. a lower case; 311. limiting sliding grooves; 32. an upper case; 33. a filter plate; 331. a slide bar; 332. a vertical axis; 333. a spring; 40. an air supply assembly; 41. a cooling blower; 42. a first induced draft fan; 43. a first natural gas furnace; 44. a second induced draft fan; 45. a second natural gas furnace; 46. a third induced draft fan; 47. a first communication pipe; 48. a second communicating pipe; 50. a pushing assembly; 51. a motor; 52. a turntable; 53. a connecting rod; 54. pushing a frame; 55. a rectangular frame; 60. a lifting assembly; 61. a thread sleeve; 62. a screw rod; 63. a gear; 64. a rack.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 10, the energy-saving grain dryer of the invention comprises at least three drying bins 10, wherein the three drying bins 10 are stacked up and down and are sequentially communicated from top to bottom, a feed hopper 11 is arranged at the top of the uppermost drying bin 10, a discharge hopper 12 is arranged at the bottom of the lowermost drying bin 10, air pipes 13 are arranged on two opposite side surfaces of each drying bin 10, an air supply assembly 40 is arranged between the drying bins 10 and used for supplying air into the air pipes 13, the grains flowing downwards are dried and cooled after the drying is finished, mounting seats 20 are arranged on the inner sides of the two opposite air pipes 13, a plurality of angle boxes 30 are equidistantly arranged between the two opposite mounting seats 20 and used for guiding hot air or cold air to enter the inside of the drying bin 10, and drying or cooling of the grains is realized;
The mount pad 20 includes the lower extension board 21 of fixing at the dry storehouse 10 inner wall, the top of lower extension board 21 is provided with upper extension board 22, and upper extension board 22 can slide for lower extension board 21 side-to-side, angle form box 30 is including fixing the lower box body 31 on lower extension board 21, be provided with box body 32 directly over lower box body 31, and upper box body 32 fixed mounting is on upper extension board 22, upper box body 32 can follow upper extension board 22's left and right sides and slide, make upper box body 32 and lower box body 31 dislocation, be provided with filter plate 33 between lower box body 31 and the upper box body 32, and filter plate 33 sliding connection is on lower box body 31, make upper box body 32 after misplacement between lower box body 31, upper box body 32 is with filter plate 33 by lower box body 31 internal release, make between the contained angle of lower box body 31 and 33, form the unable clearance space of one section grain, make the hot-blast or cold wind that gets into angle form box 30, can pass filter plate 33 and get into the clearance space, by the clearance space and directly get into the grain inside that flows, make or can better or can cool down inside the effect after the cooling and drying of grain.
Referring to fig. 7, the number of the filter plates 33 is two, and the two filter plates 33 are respectively disposed at two ends of the upper case 32, so that after the upper case 32 and the lower case 31 are dislocated, the filter plates 33 can close the lower case 31, so that grains can not directly enter the lower case 31, a limit chute 311 is formed in the side wall of the lower case 31, a slide bar 331 is fixed at the bottom of the filter plates 33, the slide bar 331 is slidably connected in the limit chute 311, and the filter plates 33 can slide left and right relative to the lower case 31 through the slide bar 331 and the limit chute 311, but can not separate from the lower case 31.
Referring to fig. 7, vertical shafts 332 are fixed to both sides of the filter plates 33, and the top ends of the vertical shafts 332 extend to one side of the upper case 32, the bottom ends of the vertical shafts 332 extend to one side of the lower case 31, the upper case 32 is moved to drive the filter plates 33 to slide on the lower case 31 by pushing the vertical shafts 332, the filter plates 33 are limited by the vertical shafts 332 so that the filter plates 33 are not separated from the lower case 31 during movement, springs 333 are arranged between the two filter plates 33, the two filter plates 33 are connected by the springs 333, the upper case 32 is moved to limit one filter plate 33 by the vertical shafts 332 when pushing the other filter plate 33 out of the lower case 31, the other filter plate 33 is stopped in the lower case 31 by stretching the springs 333, the lower case 31 is closed, grains are prevented from entering the inside of the lower case 31, and when the upper case 32 is moved back, the springs 333 are reset to pull the filter plates 33 outside the lower case 31 to synchronously move back, so that the grains are prevented from flowing outside the lower case 31.
Referring to fig. 3 and 4, a pushing assembly 50 is provided on the drying bin 10 and is used for pushing the upper support plate 22 to reciprocate in the drying bin 10, the pushing assembly 50 comprises a motor 51, a turntable 52 is fixedly arranged at the output end of the motor 51, a connecting rod 53 is eccentrically arranged on the turntable 52, a pushing frame 54 is arranged on one side of the turntable 52, the end of the pushing frame 54 penetrates through the drying bin 10 and is fixed on the upper support plate 22, a rectangular frame 55 is fixed on the pushing frame 54, one end of the connecting rod 53 far away from the turntable 52 slides in the rectangular frame 55, the turntable 52 is driven to rotate by the motor 51 so as to enable the eccentric connecting rod 53 to make circumferential movement, the connecting rod 53 slides along the rectangular frame 55 in the moving process, the pushing frame 54 is pushed to reciprocate left and right, the upper support plate 22 and the upper box 32 are driven to reciprocate left and right, a supporting table 15 is fixedly arranged on the drying bin 10, and the motor 51 is fixedly arranged on the supporting table 15.
Referring to fig. 5, a mounting box 221 is provided on an upper support plate 22, a push plate 222 is provided above the mounting box 221, the push plate 222 is driven to move synchronously when the upper support plate 22 moves, grains are flattened to a certain extent by the push plate 222, so that the grains can be filled in all corners of a drying bin 10 relatively uniformly, and in the movement of the push plate 222, the grains on a moving path are pushed to disperse to the periphery, the grains are turned to a certain extent, so that hot air or cold air can flow through the grains well, the drying effect and the cooling effect of the grains are improved, a plurality of through grooves 223 are formed in the upper support plate 22, the grains can flow to the rear of the upper support plate 22 through the through grooves 223 when the grains are pushed, the grains are prevented from being excessively extruded and damaged when the upper support plate 22 moves, and the quality of the grains can be ensured not to be easily reduced when the grain is turned to promote the drying effect.
Referring to fig. 5 and 6, a lifting assembly 60 is provided in the installation box 221 for driving the push plate 222 to lift in the movement of the upper support plate 22, so as to lift the pushing effect of the upper support plate 22 on grains, the lifting assembly 60 comprises a threaded sleeve 61 fixed on the installation box 221, a screw rod 62 is connected in the threaded sleeve 61 in a threaded manner, the top end of the screw rod 62 extends to the top of the installation box 221, the top end of the screw rod 62 is rotatably connected to the push plate 222, a gear 63 is fixed at the bottom end of the screw rod 62, the gear 63 is positioned in the installation box 221, a rack 64 is fixedly mounted on the inner wall of the drying bin 10, the rack 64 is meshed with the gear 63, the width of the rack 64 is larger than the thickness of the gear 63, the upper support plate 22 is driven to synchronously move in the movement, the rack 64 pushes the moved gear 63 to rotate, so that the screw rod 62 is rotated in the threaded sleeve 61 to lift in the movement, the push plate 222 is lifted in the movement, and the rack 64 pushes the gear 63 to reversely rotate, so that the screw rod 62 is rotated to descend in the movement.
Referring to fig. 2, the air supply assembly 40 includes a cooling blower 41 disposed on the lowermost drying bin 10, the cooling blower 41 is communicated with one of the air pipes 13 on the drying bin 10, a first induced draft fan 42 is disposed on the other air pipe 13 on the drying bin 10 opposite to the cooling blower 41, a first natural gas furnace 43 is disposed on the middle drying bin 10, the first natural gas furnace 43 is communicated with one of the air pipes 13 on the drying bin 10, a second induced draft fan 44 is disposed on the other air pipe 13 on the drying bin 10 opposite to the first natural gas furnace 43, a second natural gas furnace 45 is disposed on the uppermost drying bin 10, the second natural gas furnace 45 is communicated with one of the air pipes 13 on the drying bin 10, and a third induced draft fan 46 is disposed on the other air pipe 13 on the drying bin 10 opposite to the second natural gas furnace 45;
the air is heated by the first natural gas furnace 43 and the second natural gas furnace 45 to form hot air, the hot air is introduced into the drying bin 10 by the air pipe 13 and the angular box 30 by the second induced draft fan 44 and the third induced draft fan 46, the flowing grains are dried, the dried waste gas is led out by the other air pipe 13, cold air is conveyed into the drying bin 10 by the air pipe 13 and the angular box 30 by the cooling blower 41, and the dried grains are cooled.
Referring to fig. 2, a first communication pipe 47 is arranged between the first induced draft fan 42 and the first natural gas furnace 43, a second communication pipe 48 is arranged between the second induced draft fan 44 and the second natural gas furnace 45, cooling waste gas led out from the first induced draft fan 42 is led into the first natural gas furnace 43 through the first communication pipe 47, the cooling waste gas contains heat carried out from grains, the cooling waste gas is led into the first natural gas furnace 43 for reheating and utilization, the energy consumption of the first natural gas furnace 43 is effectively reduced, waste gas led out from the second induced draft fan 44 is led into the second natural gas furnace 45 for reheating and utilization by the second communication pipe 48, the energy consumption of the second natural gas furnace 45 is effectively reduced, and more energy is saved when the equipment is used.
Referring to fig. 4 and 9, the inner wall of the drying bin 10 is fixedly provided with the inclined guide plate 14, and the guide plate 14 is located above the outermost angular box 30, and the grains close to the inner wall of the drying bin 10 are blocked and guided through the guide plate 14, so that the grains close to the inner wall of the drying bin 10 can be blocked and buffered by the angular box 30 and then descend again, the grains are prevented from vertically flowing down along the inner wall of the drying bin 10, the detention time of the grains in the drying bin 10 is prolonged, and the drying effect is further improved.
Working principle: the grain is added into the drying bin 10 from the feed hopper 11, hot air is conveyed into the drying bin 10 from the first natural gas furnace 43 and the second natural gas furnace 45, the grain flowing from top to bottom is dried, cold air is conveyed into the lowest layer drying bin 10 from the cooling blower 41, the dried grain is cooled, finally, the grain is discharged from the discharge hopper 12, in the flowing process of the grain in the drying bin 10, the rotary table 52 is driven by the motor 51 to rotate, the eccentric connecting rod 53 moves circumferentially, the connecting rod 53 slides along the rectangular frame 55 in the moving process, the pushing frame 54 is pushed to reciprocate left and right, the upper support plate 22 and the upper box body 32 are driven to reciprocate left and right, the upper box body 32 is dislocated with the lower box body 31 in the moving process, the filter plate 33 is pushed out from the inside of the lower box body 31, a gap without grain accumulation is formed between the included angles between the filter plate 33 and the outer walls of the lower box body 31, the hot air or cold air entering the angular box 30 can penetrate through the filter plate 33 to enter the gap, and the flowing grain layer directly enters the gap;
the push plate 222 is driven to synchronously move when the upper support plate 22 moves, grains are flattened to a certain extent by the push plate 222, so that the grains can be relatively uniformly filled in all corners of the drying bin 10, the grains on a moving path are pushed to be dispersed to the periphery, the grains are turned to a certain extent, when the upper support plate 22 moves, the screw rod 62 and the gear 63 are driven to synchronously move, the rack 64 pushes the moving gear 63 to rotate, the screw rod 62 is enabled to rotationally rise in the threaded sleeve 61, the push plate 222 is enabled to rise in the moving process, and the rack 64 pushes the gear 63 to reversely rotate along with the return of the upper support plate 22, the screw rod 62 is enabled to rotationally descend, the push plate 222 is enabled to descend in the moving process, and therefore the turning effect of the push plate 222 on the grains is improved.
The beneficial effects are that: through the dislocation of going up the box body 32 in the removal of box body 31 top down, turn down and temporarily block by push pedal 222 and last box body 32 to the grain layer that flows, be liable to the circulation of hot-blast in the grain layer, and increase the grain and be in the delay time of drying storehouse 10, so that the grain stoving is more abundant, and in last box body 32 removal, push out filter plate 33 by the inside of box body 31 down, form the contained angle space between filter plate 33 and the box body 31 down, make hot-blast or cold wind not only can scatter into the grain layer through corner box 30 below, can also get into the grain layer inside by corner box 30 side's contained angle space, with this increase hot-blast dispersion area, be convenient for hot-blast and cold wind better pass through the circulation in the grain layer inside, improve hot-blast utilization ratio, and promote the stoving effect and the cooling effect after drying to the grain.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (5)
1. An energy-saving grain dryer, comprising:
the device comprises at least three drying cabins (10), wherein the three drying cabins (10) are stacked up and down, the three drying cabins (10) are sequentially communicated from top to bottom, a feed hopper (11) is arranged at the top of the uppermost drying cabin (10), a discharge hopper (12) is arranged at the bottom of the lowermost drying cabin (10), and air pipes (13) are arranged on two opposite side surfaces of each drying cabin (10);
The air supply assembly (40) is arranged outside the drying bin (10) and is used for conveying hot air to the inside of the air pipe (13) to dry grains and conveying cold air to cool the dried grains;
The mounting seat (20) is arranged on the inner side of the air pipe (13), the mounting seat (20) comprises a lower support plate (21) fixed on the inner wall of the drying bin (10), an upper support plate (22) is arranged at the top of the lower support plate (21), and the upper support plate (22) can slide left and right relative to the lower support plate (21);
The angle-shaped box (30) is arranged between the two opposite mounting seats (20), two ends of the angle-shaped box (30) are respectively communicated with the two opposite air pipes (13), the angle-shaped box (30) comprises a lower box body (31) fixed on a lower support plate (21), an upper box body (32) is arranged right above the lower box body (31), the upper box body (32) is fixedly arranged on an upper support plate (22), a filter plate (33) is arranged between the lower box body (31) and the upper box body (32), and the filter plate (33) is connected on the lower box body (31) in a sliding manner;
The number of the filter plates (33) is two, the two filter plates (33) are respectively arranged at two ends of the upper box body (32), a limiting chute (311) is formed in the side wall of the lower box body (31), a sliding strip (331) is fixed at the bottom of the filter plates (33), and the sliding strip (331) is in sliding connection with the inside of the limiting chute (311);
A vertical shaft (332) is fixed on two sides of each filter plate (33), the top end of the vertical shaft (332) extends to one side of the upper box body (32), the bottom end of the vertical shaft (332) extends to one side of the lower box body (31), and a spring (333) is arranged between the two filter plates (33);
The drying bin (10) is provided with a pushing component (50) for pushing the upper support plate (22) to reciprocate in the drying bin (10), the pushing component (50) comprises a motor (51), the output end of the motor (51) is fixedly provided with a rotary table (52), the rotary table (52) is eccentrically provided with a connecting rod (53), one side of the rotary table (52) is provided with a pushing frame (54), the end part of the pushing frame (54) penetrates through the drying bin (10) and is fixed on the upper support plate (22), a rectangular frame (55) is fixed on the pushing frame (54), and one end, far away from the rotary table (52), of the connecting rod (53) slides in the rectangular frame (55);
An installation box (221) is arranged on the upper support plate (22), a push plate (222) is arranged above the installation box (221), and a plurality of through grooves (223) are formed in the upper support plate (22);
the inside of installation box (221) is provided with lifting unit (60) for at last extension board (22) removal drive push pedal (222) lift, lifting unit (60) are including fixing threaded sleeve (61) on installation box (221), the inside threaded connection of threaded sleeve (61) has lead screw (62), the top of lead screw (62) extends to installation box (221) top, and the top of lead screw (62) rotates to be connected on push pedal (222), the bottom mounting of lead screw (62) has gear (63), and gear (63) are located the inside of installation box (221), the inner wall fixed mounting of dry storehouse (10) has rack (64), rack (64) meshes with gear (63).
2. The energy-saving grain dryer according to claim 1, characterized in that the width of the rack (64) is greater than the thickness of the gear (63).
3. The energy-saving grain dryer according to claim 1, characterized in that the air supply assembly (40) comprises a cooling blower (41) arranged on the lowest layer drying bin (10), the cooling blower (41) is communicated with one air pipe (13) on the drying bin (10), a first induced draft fan (42) is arranged on the other air pipe (13) opposite to the cooling blower (41) on the drying bin (10), a first natural gas furnace (43) is arranged on the middle layer drying bin (10), the first natural gas furnace (43) is communicated with one air pipe (13) on the drying bin (10), a second induced draft fan (44) is arranged on the other air pipe (13) opposite to the first natural gas furnace (43) on the drying bin (10), a second natural gas furnace (45) is arranged on the uppermost layer drying bin (10), and a third induced draft fan (46) is arranged on the other air pipe (13) opposite to the second natural gas furnace (45) on the drying bin (10).
4. The energy-saving grain dryer according to claim 3, characterized in that a first communicating pipe (47) is arranged between the first induced draft fan (42) and the first natural gas furnace (43), and a second communicating pipe (48) is arranged between the second induced draft fan (44) and the second natural gas furnace (45).
5. The energy-saving grain dryer according to any one of claims 1 to 4, characterized in that the inner wall of the drying bin (10) is fixedly mounted with an inclined guide plate (14), and the guide plate (14) is located above the outermost angular box (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410326052.1A CN117928184B (en) | 2024-03-21 | Energy-saving grain dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410326052.1A CN117928184B (en) | 2024-03-21 | Energy-saving grain dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117928184A CN117928184A (en) | 2024-04-26 |
| CN117928184B true CN117928184B (en) | 2024-06-04 |
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| CN115523747A (en) * | 2022-09-08 | 2022-12-27 | 山东优尼亚农业机械有限公司 | Grain discharging device and grain discharging method of grain drying tower |
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