CN212390804U - Dehumidification heat pump type grain drying machine - Google Patents

Dehumidification heat pump type grain drying machine Download PDF

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Publication number
CN212390804U
CN212390804U CN202020664460.5U CN202020664460U CN212390804U CN 212390804 U CN212390804 U CN 212390804U CN 202020664460 U CN202020664460 U CN 202020664460U CN 212390804 U CN212390804 U CN 212390804U
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China
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heat pump
drying unit
close
feeding pipe
drying box
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CN202020664460.5U
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洪夏瑶
陈旭东
蔡莉莉
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Zhangzhou Jinmi Agricultural Technology Co ltd
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Zhangzhou Jinmi Agricultural Technology Co ltd
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Abstract

The utility model discloses a dehumidification heat pump type grain drying machine, including heat pump drying unit, heat pump drying unit's right side fixedly connected with hot-blast main, heat pump drying unit's right side is equipped with the stoving case, one side fixedly connected with division board one of heat pump drying unit inner wall is kept away from to the stoving case, one side fixedly connected with division board two that the stoving case is close to heat pump drying unit, the rear side fixedly connected with of stoving case carries material mechanism, carry the last one side that is close to the stoving case that is close to its bottom of material mechanism and seted up the pan feeding mouth. The utility model discloses an above-mentioned isotructure's cooperation has solved this grain drying-machine and is carrying out the in-process of drying to cereal, and hot-blast entering from the storehouse top of drying for be difficult for drying to the cereal on the filter plate of bottom, cereal on the filter plate is heated inequality easily simultaneously, causes that partial cereal stoving dehydration is serious, and partial cereal stoving effect is unsatisfactory, and the not good problem of stoving effect.

Description

Dehumidification heat pump type grain drying machine
Technical Field
The utility model relates to a grain drying-machine technical field specifically is a dehumidification heat pump type grain drying-machine.
Background
At present, the annual yield of grains in China is about 5 hundred million tons, and the loss of the grains after harvesting in the processes of threshing, airing, storage, transportation, processing, consumption and the like is up to about 18 percent, wherein the loss of the grains which are mildewed, germinated and the like because the grains are not dried in the sun or reach safe moisture is up to 2100 million tons and accounts for 4.2 percent of the total yield of the grains in China, and the loss caused directly is 180-240 hundred million yuan, so that the grains need to be dried by a grain dryer.
For example, a heat pump type grain dryer with Chinese patent publication No. CN207991212U, which belongs to the technical field of grain dryers, comprises a filter screen device, agitating unit and exhaust apparatus, filter unit includes inside two at least filter plates that are equipped with first cavity, the filter plate sets gradually along the vertical of casing, arbitrary two adjacent filter plates set up relatively on the casing and form the passageway of S-shaped, the side inclines by the bottom of a lateral direction casing fixed with the casing on the filter plate, the downside of first cavity is by the unsettled one side of filter plate to the side slope that the filter plate links to each other with the casing, the casing includes the inside casing that is equipped with the second cavity and sets up the heat preservation on the casing lateral surface including, the second cavity is linked together with first cavity, the second cavity sets up in agitating unit' S top, and the bottom of second cavity links to each other with exhaust apparatus.
Because this grain drying-machine is carrying out the in-process of drying to cereal, hot-blast entering from the storehouse top of drying for be difficult for drying to the cereal on the filter plate of bottom, cereal on the filter plate is heated unevenly easily simultaneously, causes that partial cereal stoving dehydration is serious, and partial cereal stoving effect is unsatisfactory, and the stoving effect is not good, consequently needs to improve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dehumidification heat pump type grain dryer, which is characterized in that under the action of a first spiral feeding pipe, a second spiral feeding pipe, a first division plate, a second division plate, a hot air outlet and a first driving machine, grains can be transported and dried simultaneously, and the grains are dried for the second time in the conveying process, so that the grains can be heated uniformly, the drying effect is better, the grain can be circularly dried for many times by the arrangement of the material lifting mechanism until the grain is completely dried, the advantage of improving the grain drying efficiency is achieved, the problem that the grain drying machine can not dry the grain when the grain drying machine is used for drying the grain is solved, hot air enters from the top of the drying bin, so that grains on the filter plate at the bottom are not easy to dry, simultaneously cereal on the filter plate is heated unevenly easily, causes that partial cereal stoving dehydration is serious, and partial cereal stoving effect is unsatisfactory, and the not good problem of stoving effect.
In order to achieve the above object, the utility model provides a following technical scheme: a dehumidification heat pump type grain drying machine comprises a heat pump drying unit, a hot air pipe is fixedly connected to the right side of the heat pump drying unit, a drying box is arranged on the right side of the heat pump drying unit, a feeding hole is formed in the top of the drying box, which is far away from one side of the heat pump drying unit, an exhaust hole is formed in the left side of the drying box, which is close to the top of the drying box, a spiral feeding pipe I and a spiral feeding pipe II are rotatably connected to the left side and the right side of the inner wall of the drying box through bearings, one ends of the spiral feeding pipe I and the hot air pipe, which are close to the heat pump drying unit, penetrate through one side of the drying box, which is close to the heat pump drying unit, and are in sealed rotating connection with the hot air pipe through bearings, hot air outlets are formed in the surfaces of the spiral feeding pipe I and the spiral feeding pipe II, a first partition plate is, one side of the drying box, which is far away from the heat pump drying unit, is fixedly provided with a driving machine I through a supporting plate, the output end of the driving machine I and one end of a spiral feeding pipe II, which is far away from the heat pump drying unit, are fixedly connected, the output end of the driving machine I is fixedly connected with a driving belt pulley, the surface of the spiral feeding pipe I, which is far away from one end of the heat pump drying unit, is fixedly connected with a driven belt pulley, the driving belt pulley is in transmission connection with the driven belt pulley through a belt, the rear side of the drying box is fixedly connected with a material lifting mechanism, a discharging opening is formed in one side, which is close to the drying box, of the material lifting mechanism, the side.
Preferably, the material lifting mechanism comprises a material lifting cylinder, one side of the material lifting cylinder, which is close to the drying box, is fixedly connected with the rear side of the drying box, the top end of the material lifting cylinder is fixedly connected with a driving machine II, the top of the inner wall of the material lifting cylinder is rotatably connected with a spiral material lifting shaft through a bearing, the output end of the driving machine II is fixedly connected with the top end of the spiral material lifting shaft, and the bottom end of the material lifting cylinder is provided with a discharge hole.
Preferably, the inner wall of the exhaust port is fixedly connected with a filter screen.
Preferably, the spiral directions of the first spiral feeding pipe and the second spiral feeding pipe are opposite, the first partition plate is located below the first spiral feeding pipe, a gap is reserved between one side, close to the heat pump drying unit, of the first partition plate and one side, close to the inner wall of the heat pump drying unit, of the drying box, the second partition plate is located below the second spiral feeding pipe, and a gap is reserved between one side, far away from the heat pump drying unit, of the second partition plate and one side, far away from the inner wall of the heat pump drying unit, of the drying box.
Preferably, the bottom of the inner wall of the drying box is fixedly connected with a guide plate.
Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of spiral conveying pipe one, spiral conveying pipe two, division board one, division board two, hot-blast exit and driving machine one for cereal can carry out the limit transportation and dry, and transport the in-process and carry out the secondary and dry, make cereal can be heated evenly, and the stoving effect is better, and through lifting feed cylinder, driving machine two and spiral lifting feed axle, make and carry out manifold cycles stoving to cereal, until cereal is dried completely, has improved cereal stoving's efficiency.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of the present invention;
fig. 3 is an enlarged view of the structure of the present invention at a.
In the figure: 1-heat pump drying unit, 2-hot air pipe, 3-drying box, 4-exhaust port, 5-spiral feeding pipe I, 6-spiral feeding pipe II, 7-hot air outlet, 8-partition plate I, 9-partition plate II, 10-driving machine I, 11-material lifting mechanism, 12-discharge port, 13-feeding port, 14-material lifting cylinder, 15-driving machine II, 16-spiral material lifting shaft, 17-discharge port, 18-filter screen and 19-guide plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a dehumidification heat pump type grain drying machine, includes heat pump drying unit 1, and heat pump drying unit 1 provides the hot-blast for stoving case 3, and heat pump drying unit 1's right side fixedly connected with hot-blast main 2, heat pump drying unit 1's right side is equipped with stoving case 3.
Further, the bottom fixedly connected with guide plate 19 of 3 inner walls of stoving case, guide plate 19 are convenient for lifting mechanism 11 and are promoted the cereal of bottom.
The top of keeping away from heat pump drying unit 1 one side on stoving case 3 has seted up the feed inlet, and the left side that is close to its top on stoving case 3 has seted up gas vent 4.
Further, the inner wall fixedly connected with filter screen 18 of gas vent 4, filter screen 18 are used for filtering the damp and hot gas of exhaust in drying box 3, avoid during the dust that damp and hot air carried directly discharges the external environment, cause the pollution to the external environment.
The left side and the right side of the inner wall of the drying box 3 are both rotationally connected with a first spiral feeding pipe 5 and a second spiral feeding pipe 6 through bearings, one ends of the first spiral feeding pipe 5 and the hot air pipe 2 close to the heat pump drying unit 1 are both penetrated through one side of the drying box 3 close to the heat pump drying unit 1, and all be connected with 2 sealed rotations of hot-blast main through the bearing, the surface of spiral conveying pipe one 5 and two 6 spiral conveying pipes all is equipped with hot-blast hole 7, one side fixedly connected with division board 8 of heat pump drying unit 1 inner wall is kept away from to stoving case 3, one side fixedly connected with division board two 9 that stoving case 3 is close to heat pump drying unit 1, add cereal in to stoving case 3 from the feed inlet, start heat pump drying unit 1 afterwards, driving machine one 10 and driving machine two 15, heat pump drying unit 1 provides the hot-blast for stoving case 3 through hot-blast main 2, driving machine one 10 drives one 5 of spiral conveying pipes and two 6 syntropy rotations of spiral conveying pipe through driving pulley and driven pulley.
Furthermore, the spiral directions of the first spiral feeding pipe 5 and the second spiral feeding pipe 6 are opposite, the first partition plate 8 is positioned below the first spiral feeding pipe 5, a gap is reserved between one side of the first partition plate 8, which is close to the heat pump drying unit 1, and one side of the drying box 3, which is close to the inner wall of the heat pump drying unit 1, the second partition plate 9 is positioned below the second spiral feeding pipe 6, a gap is reserved between one side of the second partition plate 9, which is far away from the heat pump drying unit 1, and one side of the drying box 3, which is far away from the inner wall of the heat pump drying unit 1, because the spiral directions of the first spiral feeding pipe 5 and the second spiral feeding pipe 6 are opposite, grains on the first partition plate 8 are conveyed to the second partition plate 9 through the first spiral feeding pipe 5, and under the action of the hot air outlet 7, the grains can be primarily dried in the conveying process, and the second spiral feeding pipe 6 conveys the grains, simultaneously, during the conveying process, the grains can be dried for the second time.
One side that heat pump drying unit 1 was kept away from to stoving case 3 has driving machine 10 through backup pad fixed mounting, driving machine 10 and driving machine two 15 are driving motor and the integrative structure of reduction gear installation, the one end fixed connection that heat pump drying unit 1 was kept away from to the output of driving machine 10 and spiral conveying pipe two 6, the output fixedly connected with driving pulley of driving machine 10, the fixed surface that heat pump drying unit 1 one end was kept away from to spiral conveying pipe one 5 is connected with driven pulley, and driving pulley passes through the belt and is connected with the driven pulley transmission, the rear side fixedly connected with lifting mechanism 11 of stoving case 3.
Specifically, the lifting mechanism 11 includes a lifting cylinder 14, one side of the lifting cylinder 14 close to the drying box 3 is fixedly connected with the rear side of the drying box 3, the top end of the lifting cylinder 14 is fixedly connected with a driving machine two 15, the top of the inner wall of the lifting cylinder 14 is rotatably connected with a spiral lifting shaft 16 through a bearing, grains reaching the bottom of the drying box 3 are lifted to a separation plate one 8 under the action of the lifting mechanism 11, and are dried again through the above process, so that the grains can be dried for multiple times in a circulating manner until the grains are completely dried, the grain drying efficiency is improved, the output end of the driving machine two 15 is fixedly connected with the top end of the spiral lifting shaft 16, a discharging port 17 is formed in the bottom end of the lifting cylinder 14, and the discharging port 17 is convenient for discharging the dried grains.
And a discharge port 12 is arranged on one side of the lifting mechanism 11 close to the top of the lifting mechanism and close to the drying box 3, and a feeding port 13 is arranged on one side of the lifting mechanism 11 close to the bottom of the lifting mechanism and close to the drying box 3.
The working principle is as follows: when the dehumidification heat pump type grain drying machine is used, grains are added into a drying box 3 from a feeding hole, then a heat pump drying machine set 1, a driving machine I10 and a driving machine II 15 are started, the heat pump drying machine set 1 supplies hot air to the drying box 3 through a hot air pipe 2, the driving machine I10 drives a spiral feeding pipe I5 and a spiral feeding pipe II 6 to rotate in the same direction through a driving belt pulley and a driven belt pulley, and due to the fact that the spiral directions of the spiral feeding pipe I5 and the spiral feeding pipe II 6 are opposite, grains on a separation plate I8 are conveyed to a separation plate II 9 through the spiral feeding pipe I5, under the action of a hot air outlet 7, the grains can be primarily dried in the conveying process, the grain feeding pipe II 6 can convey grains on the separation plate II 9 to the bottom of the drying box 3, and meanwhile, the grains can be secondarily dried in the conveying process, the cereal that reaches 3 bottoms of stoving case promotes division board 8 to the cereal of 3 bottoms of stoving case under the effect of lifting mechanisms 11, carries out drying process to it once more through above-mentioned flow, to sum up, make and carry out manifold cycles to cereal and dry until cereal is dried completely, improved cereal drying efficiency.
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 (5)

1. The utility model provides a dehumidification heat pump type grain drying machine, includes heat pump drying unit (1), the right side fixedly connected with hot-blast main (2) of heat pump drying unit (1), its characterized in that: a drying box (3) is arranged on the right side of the heat pump drying unit (1), a feed inlet is formed in the top of one side, far away from the heat pump drying unit (1), of the drying box (3), an exhaust port (4) is formed in the left side, close to the top, of the drying box (3), the left side and the right side of the inner wall of the drying box (3) are respectively and rotatably connected with a first spiral feeding pipe (5) and a second spiral feeding pipe (6) through bearings, one ends, close to the heat pump drying unit (1), of the first spiral feeding pipe (5) and one ends, close to the heat pump drying unit (2), of the hot air pipes (3) penetrate through one side, close to the heat pump drying unit (1), of the drying box (3) and are respectively and rotatably connected with the hot air pipes (2) in a sealing mode through bearings, hot air outlet holes (7) are formed in the surfaces of the first spiral feeding pipe (5) and the second spiral feeding pipe (, one side of the drying box (3) close to the heat pump drying unit (1) is fixedly connected with a partition plate II (9), one side of the drying box (3) far away from the heat pump drying unit (1) is fixedly provided with a driving machine I (10) through a supporting plate, the output end of the driving machine I (10) is fixedly connected with one end of a spiral feeding pipe II (6) far away from the heat pump drying unit (1), the output end of the driving machine I (10) is fixedly connected with a driving belt pulley, the surface of one end of the spiral feeding pipe I (5) far away from the heat pump drying unit (1) is fixedly connected with a driven belt pulley, the driving belt pulley is in transmission connection with the driven belt pulley through a belt, the rear side of the drying box (3) is fixedly connected with a material lifting mechanism (11), and one side of the material lifting mechanism (11) close to the top of the drying box, a feeding opening (13) is formed in one side, close to the drying box (3), of the material lifting mechanism (11), close to the bottom of the material lifting mechanism.
2. A dehumidifying heat pump type grain dryer according to claim 1, wherein: the material lifting mechanism (11) comprises a material lifting cylinder (14), one side of the material lifting cylinder (14) close to the drying box (3) is fixedly connected with the rear side of the drying box (3), the top end of the material lifting cylinder (14) is fixedly connected with a driving machine II (15), the top of the inner wall of the material lifting cylinder (14) is connected with a spiral material lifting shaft (16) through a bearing in a rotating mode, the output end of the driving machine II (15) is fixedly connected with the top end of the spiral material lifting shaft (16), and the bottom end of the material lifting cylinder (14) is provided with a discharging hole (17).
3. A dehumidifying heat pump type grain dryer according to claim 1, wherein: and the inner wall of the exhaust port (4) is fixedly connected with a filter screen (18).
4. A dehumidifying heat pump type grain dryer according to claim 1, wherein: the spiral directions of the first spiral feeding pipe (5) and the second spiral feeding pipe (6) are opposite, the first partition plate (8) is located below the first spiral feeding pipe (5), a gap is reserved between one side, close to the heat pump drying unit (1), of the first partition plate (8) and one side, close to the inner wall of the heat pump drying unit (1), of the drying box (3), the second partition plate (9) is located below the second spiral feeding pipe (6), and a gap is reserved between one side, away from the heat pump drying unit (1), of the second partition plate (9) and one side, away from the inner wall of the heat pump drying unit (1), of the drying box (3).
5. A dehumidifying heat pump type grain dryer according to claim 1, wherein: the bottom of the inner wall of the drying box (3) is fixedly connected with a guide plate (19).
CN202020664460.5U 2020-04-27 2020-04-27 Dehumidification heat pump type grain drying machine Active CN212390804U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020664460.5U CN212390804U (en) 2020-04-27 2020-04-27 Dehumidification heat pump type grain drying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020664460.5U CN212390804U (en) 2020-04-27 2020-04-27 Dehumidification heat pump type grain drying machine

Publications (1)

Publication Number Publication Date
CN212390804U true CN212390804U (en) 2021-01-22

Family

ID=74249350

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020664460.5U Active CN212390804U (en) 2020-04-27 2020-04-27 Dehumidification heat pump type grain drying machine

Country Status (1)

Country Link
CN (1) CN212390804U (en)

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